Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline United Airlines

The cheapest airline(s) flying from Saint Louis to Pittsburgh is United Airlines.

  • United Airlines United Airlines
  • American Airlines American Airlines
Cheapest Month June

Travel Period: December 2024 - November 2025

The cheapest month(s) to fly from Saint Louis to Pittsburgh is June.

  • Dec 2024
  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
Cheapest Day of the Week Saturday

The cheapest day(s) of the week to fly from Saint Louis to Pittsburgh is Saturday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Sat, 2 Nov, 2024

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      • Availability
        • M
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        • S
      • 21:30 STL
        00:05 PIT
        1Hrs, 35m Direct
      • STLSt Louis Lambert Intl Airport 21:30 - PIT 00:05 1h 35m Direct
      • STLSt Louis Lambert Intl Airport 21:30
      • PITPittsburgh International Airport 00:05
      • 1h 35m
      • Direct
      • Southwest Airlines (WN 5011)Boeing 737 700
      • Southwest Airlines (WN 5011)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • Boeing 737 700
      • 07:45 STL
        10:20 PIT
        1Hrs, 35m Direct
      • STLSt Louis Lambert Intl Airport 07:45 - PIT 10:20 1h 35m Direct
      • STLSt Louis Lambert Intl Airport 07:45
      • PITPittsburgh International Airport 10:20
      • 1h 35m
      • Direct
      • Southwest Airlines (WN 265)Boeing 737 700
      • Southwest Airlines (WN 265)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • Boeing 737 700
      • 09:00 STL
        11:35 PIT
        1Hrs, 35m Direct
      • STLSt Louis Lambert Intl Airport 09:00 - PIT 11:35 1h 35m Direct
      • STLSt Louis Lambert Intl Airport 09:00
      • PITPittsburgh International Airport 11:35
      • 1h 35m
      • Direct
      • Southwest Airlines (WN 1766)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 1766)
        • -
        • -
        • -
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        • -
        • -
        • -
      • Boeing 737 Max 8 Passenger
      • 12:10 STL
        14:45 PIT
        1Hrs, 35m Direct
      • STLSt Louis Lambert Intl Airport 12:10 - PIT 14:45 1h 35m Direct
      • STLSt Louis Lambert Intl Airport 12:10
      • PITPittsburgh International Airport 14:45
      • 1h 35m
      • Direct
      • Southwest Airlines (WN 2069)Boeing 737 700
      • Southwest Airlines (WN 2069)
        • -
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        • -
        • -
        • -
        • -
      • Boeing 737 700
      • 14:15 STL
        16:50 PIT
        1Hrs, 35m Direct
      • STLSt Louis Lambert Intl Airport 14:15 - PIT 16:50 1h 35m Direct
      • STLSt Louis Lambert Intl Airport 14:15
      • PITPittsburgh International Airport 16:50
      • 1h 35m
      • Direct
      • Southwest Airlines (WN 3432)Boeing 737 700
      • Southwest Airlines (WN 3432)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • Boeing 737 700
      • 14:35 STL
        17:10 PIT
        1Hrs, 35m Direct
      • STLSt Louis Lambert Intl Airport 14:35 - PIT 17:10 1h 35m Direct
      • STLSt Louis Lambert Intl Airport 14:35
      • PITPittsburgh International Airport 17:10
      • 1h 35m
      • Direct
      • Southwest Airlines (WN 2177)Boeing 737 800
      • Southwest Airlines (WN 2177)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • Boeing 737 800
      • 14:35 STL
        17:10 PIT
        1Hrs, 35m Direct
      • STLSt Louis Lambert Intl Airport 14:35 - PIT 17:10 1h 35m Direct
      • STLSt Louis Lambert Intl Airport 14:35
      • PITPittsburgh International Airport 17:10
      • 1h 35m
      • Direct
      • Southwest Airlines (WN 3274)Boeing 737 800
      • Southwest Airlines (WN 3274)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • Boeing 737 800
      • 18:10 STL
        22:45 PIT
        3Hrs, 35m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 18:10 - PIT 22:45 3h 35m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 18:10
        MDWChicago Midway Airport 20:25
      • MDWChicago Midway Airport 19:20
        PITPittsburgh International Airport 22:45
      • 3h 35m (1h 05m)
      • 1 Stop MDW · Chicago 1h 05m
      • Southwest Airlines (WN 1253)Boeing 737 Max 8 Passenger
        Southwest Airlines (WN 2597)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 1253)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 18:17 STL
        23:06 PIT
        3Hrs, 49m 1 Stop (DCA)
      • STLSt Louis Lambert Intl Airport 18:17 - PIT 23:06 3h 49m 1 Stop (DCA) Washington
      • STLSt Louis Lambert Intl Airport 18:17
        DCAWashington Ronald Reagan National Airport 22:00
      • DCAWashington Ronald Reagan National Airport 21:23
        PITPittsburgh International Airport 23:06
      • 3h 49m (37m)
      • 1 Stop DCA · Washington 37m
      • American Airlines (AA 5398)Crj 700 Canadair Regional
        American Airlines (AA 4763)Embraer Emb 175
      • American Airlines (AA 5398)
        • M
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        • F
        • -
        • S
      • 18:20 STL
        22:45 PIT
        3Hrs, 25m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 18:20 - PIT 22:45 3h 25m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 18:20
        MDWChicago Midway Airport 20:25
      • MDWChicago Midway Airport 19:30
        PITPittsburgh International Airport 22:45
      • 3h 25m (55m)
      • 1 Stop MDW · Chicago 55m
      • Southwest Airlines (WN 652)Boeing 737 Max 8 Passenger
        Southwest Airlines (WN 2597)Boeing 737 800
      • Southwest Airlines (WN 652)
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        • -
        • -
        • -
        • -
      • 18:34 STL
        00:11 PIT
        4Hrs, 37m 1 Stop (CLT)
      • STLSt Louis Lambert Intl Airport 18:34 - PIT 00:11 4h 37m 1 Stop (CLT) Charlotte
      • STLSt Louis Lambert Intl Airport 18:34
        CLTCharlotte Airport 22:45
      • CLTCharlotte Airport 21:22
        PITPittsburgh International Airport 00:11
      • 4h 37m (1h 23m)
      • 1 Stop CLT · Charlotte 1h 23m
      • American Airlines (AA 2497)Airbus
        American Airlines (AA 1962)Airbus
      • American Airlines (AA 2497)
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        • -
        • F
        • S
        • S
      • 18:40 STL
        23:15 PIT
        3Hrs, 35m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 18:40 - PIT 23:15 3h 35m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 18:40
        MDWChicago Midway Airport 20:55
      • MDWChicago Midway Airport 19:50
        PITPittsburgh International Airport 23:15
      • 3h 35m (1h 05m)
      • 1 Stop MDW · Chicago 1h 05m
      • Southwest Airlines (WN 970)Boeing 737 800
        Southwest Airlines (WN 172)Boeing 737 800
      • Southwest Airlines (WN 970)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 05:00 STL
        11:20 PIT
        5Hrs, 20m 1 Stop (ATL)
      • STLSt Louis Lambert Intl Airport 05:00 - PIT 11:20 5h 20m 1 Stop (ATL) Atlanta
      • STLSt Louis Lambert Intl Airport 05:00
        ATLAtlanta Hartsfield-Jackson Intl Airport 09:40
      • ATLAtlanta Hartsfield-Jackson Intl Airport 07:40
        PITPittsburgh International Airport 11:20
      • 5h 20m (2h)
      • 1 Stop ATL · Atlanta 2h
      • Southwest Airlines (WN 993)Boeing 737 Max 8 Passenger
        Southwest Airlines (WN 1103)Boeing 737 800
      • Southwest Airlines (WN 993)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 05:10 STL
        11:05 PIT
        4Hrs, 55m 1 Stop (BWI)
      • STLSt Louis Lambert Intl Airport 05:10 - PIT 11:05 4h 55m 1 Stop (BWI) Baltimore
      • STLSt Louis Lambert Intl Airport 05:10
        BWIBaltimore Washington International Airport 10:00
      • BWIBaltimore Washington International Airport 08:10
        PITPittsburgh International Airport 11:05
      • 4h 55m (1h 50m)
      • 1 Stop BWI · Baltimore 1h 50m
      • Southwest Airlines (WN 4468)Boeing 737 700
        Southwest Airlines (WN 4145)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 4468)
        • -
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        • -
        • -
        • -
        • -
      • 05:30 STL
        12:25 PIT
        5Hrs, 55m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 05:30 - PIT 12:25 5h 55m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 05:30
        MDWChicago Midway Airport 10:00
      • MDWChicago Midway Airport 06:40
        PITPittsburgh International Airport 12:25
      • 5h 55m (3h 20m)
      • 1 Stop MDW · Chicago 3h 20m
      • Southwest Airlines (WN 367)Boeing 737 700
        Southwest Airlines (WN 769)Boeing 737 700
      • Southwest Airlines (WN 367)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 05:40 STL
        10:40 PIT
        4Hrs, 00m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 05:40 - PIT 10:40 4h 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 05:40
        MDWChicago Midway Airport 08:20
      • MDWChicago Midway Airport 06:50
        PITPittsburgh International Airport 10:40
      • 4h (1h 30m)
      • 1 Stop MDW · Chicago 1h 30m
      • Southwest Airlines (WN 367)Boeing 737 700
        Southwest Airlines (WN 971)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 367)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 05:45 STL
        10:30 PIT
        3Hrs, 45m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 05:45 - PIT 10:30 3h 45m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 05:45
        ORDChicago O'Hare International Airport 08:00
      • ORDChicago O'Hare International Airport 07:09
        PITPittsburgh International Airport 10:30
      • 3h 45m (51m)
      • 1 Stop ORD · Chicago 51m
      • American Airlines (AA 629)Boeing 737 800
        American Airlines (AA 3746)Embraer 170
      • American Airlines (AA 629)
        • M
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        • T
        • -
        • S
        • S
      • 05:45 STL
        11:30 PIT
        4Hrs, 45m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 05:45 - PIT 11:30 4h 45m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 05:45
        MDWChicago Midway Airport 09:10
      • MDWChicago Midway Airport 06:55
        PITPittsburgh International Airport 11:30
      • 4h 45m (2h 15m)
      • 1 Stop MDW · Chicago 2h 15m
      • Southwest Airlines (WN 367)Boeing 737 800
        Southwest Airlines (WN 971)Boeing 737 700
      • Southwest Airlines (WN 367)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 05:50 STL
        12:05 PIT
        5Hrs, 15m 1 Stop (BWI)
      • STLSt Louis Lambert Intl Airport 05:50 - PIT 12:05 5h 15m 1 Stop (BWI) Baltimore
      • STLSt Louis Lambert Intl Airport 05:50
        BWIBaltimore Washington International Airport 11:00
      • BWIBaltimore Washington International Airport 08:50
        PITPittsburgh International Airport 12:05
      • 5h 15m (2h 10m)
      • 1 Stop BWI · Baltimore 2h 10m
      • Southwest Airlines (WN 399)Boeing 737 700
        Southwest Airlines (WN 4226)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 399)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 06:00 STL
        10:30 PIT
        3Hrs, 30m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 06:00 - PIT 10:30 3h 30m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 06:00
        MDWChicago Midway Airport 08:05
      • MDWChicago Midway Airport 07:10
        PITPittsburgh International Airport 10:30
      • 3h 30m (55m)
      • 1 Stop MDW · Chicago 55m
      • Southwest Airlines (WN 2906)Boeing 737 Max 8 Passenger
        Southwest Airlines (WN 1796)Boeing 737 700
      • Southwest Airlines (WN 2906)
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        • -
        • -
        • -
        • -
      • 06:10 STL
        12:25 PIT
        5Hrs, 15m 1 Stop (BNA)
      • STLSt Louis Lambert Intl Airport 06:10 - PIT 12:25 5h 15m 1 Stop (BNA) Nashville
      • STLSt Louis Lambert Intl Airport 06:10
        BNANashville Airport 09:55
      • BNANashville Airport 07:25
        PITPittsburgh International Airport 12:25
      • 5h 15m (2h 30m)
      • 1 Stop BNA · Nashville 2h 30m
      • Southwest Airlines (WN 2320)Boeing 737 Max 8 Passenger
        Southwest Airlines (WN 960)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 2320)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 06:17 STL
        12:09 PIT
        4Hrs, 52m 1 Stop (DCA)
      • STLSt Louis Lambert Intl Airport 06:17 - PIT 12:09 4h 52m 1 Stop (DCA) Washington
      • STLSt Louis Lambert Intl Airport 06:17
        DCAWashington Ronald Reagan National Airport 11:03
      • DCAWashington Ronald Reagan National Airport 09:20
        PITPittsburgh International Airport 12:09
      • 4h 52m (1h 43m)
      • 1 Stop DCA · Washington 1h 43m
      • American Airlines (AA 5581)Canadair Regional
        American Airlines (AA 5078)Crj 700 Canadair Regional
      • American Airlines (AA 5581)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 06:20 STL
        12:20 PIT
        5Hrs, 00m 1 Stop (BWI)
      • STLSt Louis Lambert Intl Airport 06:20 - PIT 12:20 5h 1 Stop (BWI) Baltimore
      • STLSt Louis Lambert Intl Airport 06:20
        BWIBaltimore Washington International Airport 11:15
      • BWIBaltimore Washington International Airport 09:20
        PITPittsburgh International Airport 12:20
      • 5h (1h 55m)
      • 1 Stop BWI · Baltimore 1h 55m
      • Southwest Airlines (WN 399)Boeing 737 700
        Southwest Airlines (WN 4226)Boeing 737 700
      • Southwest Airlines (WN 399)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 06:30 STL
        10:55 PIT
        3Hrs, 25m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 06:30 - PIT 10:55 3h 25m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 06:30
        MDWChicago Midway Airport 08:30
      • MDWChicago Midway Airport 07:40
        PITPittsburgh International Airport 10:55
      • 3h 25m (50m)
      • 1 Stop MDW · Chicago 50m
      • Southwest Airlines (WN 367)Boeing 737 800
        Southwest Airlines (WN 971)Boeing 737 700
      • Southwest Airlines (WN 367)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 06:30 STL
        12:09 PIT
        4Hrs, 39m 1 Stop (DCA)
      • STLSt Louis Lambert Intl Airport 06:30 - PIT 12:09 4h 39m 1 Stop (DCA) Washington
      • STLSt Louis Lambert Intl Airport 06:30
        DCAWashington Ronald Reagan National Airport 11:03
      • DCAWashington Ronald Reagan National Airport 09:26
        PITPittsburgh International Airport 12:09
      • 4h 39m (1h 37m)
      • 1 Stop DCA · Washington 1h 37m
      • American Airlines (AA 795)Airbus
        American Airlines (AA 5078)Crj 700 Canadair Regional
      • American Airlines (AA 795)
        • M
        • T
        • W
        • -
        • -
        • -
        • -
      • 06:30 STL
        13:18 PIT
        5Hrs, 48m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 06:30 - PIT 13:18 5h 48m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 06:30
        ORDChicago O'Hare International Airport 10:45
      • ORDChicago O'Hare International Airport 07:56
        PITPittsburgh International Airport 13:18
      • 5h 48m (2h 49m)
      • 1 Stop ORD · Chicago 2h 49m
      • United Airlines (UA 683)Boeing 737 800
        United Airlines (UA 1659)Airbus
      • United Airlines (UA 683)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 06:30 STL
        13:18 PIT
        5Hrs, 48m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 06:30 - PIT 13:18 5h 48m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 06:30
        ORDChicago O'Hare International Airport 10:45
      • ORDChicago O'Hare International Airport 07:59
        PITPittsburgh International Airport 13:18
      • 5h 48m (2h 46m)
      • 1 Stop ORD · Chicago 2h 46m
      • United Airlines (UA 4428)Canadair Regional Jet 550
        United Airlines (UA 1659)Airbus
      • United Airlines (UA 4428)
        • -
        • T
        • W
        • -
        • -
        • S
        • S
      • 06:30 STL
        13:18 PIT
        5Hrs, 48m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 06:30 - PIT 13:18 5h 48m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 06:30
        ORDChicago O'Hare International Airport 10:45
      • ORDChicago O'Hare International Airport 07:59
        PITPittsburgh International Airport 13:18
      • 5h 48m (2h 46m)
      • 1 Stop ORD · Chicago 2h 46m
      • United Airlines (UA 4428)Canadair Regional Jet 550
        United Airlines (UA 1659)Airbus
      • United Airlines (UA 4428)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 06:40 STL
        11:40 PIT
        4Hrs, 00m 1 Stop (ATL)
      • STLSt Louis Lambert Intl Airport 06:40 - PIT 11:40 4h 1 Stop (ATL) Atlanta
      • STLSt Louis Lambert Intl Airport 06:40
        ATLAtlanta Hartsfield-Jackson Intl Airport 09:55
      • ATLAtlanta Hartsfield-Jackson Intl Airport 09:15
        PITPittsburgh International Airport 11:40
      • 4h (40m)
      • 1 Stop ATL · Atlanta 40m
      • Southwest Airlines (WN 2271)Boeing 737 700
        Southwest Airlines (WN 1270)Boeing 737 700
      • Southwest Airlines (WN 2271)
        • -
        • T
        • W
        • -
        • -
        • -
        • -
      • 07:00 STL
        13:13 PIT
        5Hrs, 13m 1 Stop (EWR)
      • STLSt Louis Lambert Intl Airport 07:00 - PIT 13:13 5h 13m 1 Stop (EWR) New York City
      • STLSt Louis Lambert Intl Airport 07:00
        EWRNewark Liberty International Airport 11:40
      • EWRNewark Liberty International Airport 10:26
        PITPittsburgh International Airport 13:13
      • 5h 13m (1h 14m)
      • 1 Stop EWR · New York City 1h 14m
      • United Airlines (UA 3529)Embraer 175
        United Airlines (UA 3521)Embraer 175
      • United Airlines (UA 3529)
        • -
        • T
        • W
        • -
        • -
        • -
        • -
      • 07:00 STL
        13:13 PIT
        5Hrs, 13m 1 Stop (EWR)
      • STLSt Louis Lambert Intl Airport 07:00 - PIT 13:13 5h 13m 1 Stop (EWR) New York City
      • STLSt Louis Lambert Intl Airport 07:00
        EWRNewark Liberty International Airport 11:40
      • EWRNewark Liberty International Airport 10:26
        PITPittsburgh International Airport 13:13
      • 5h 13m (1h 14m)
      • 1 Stop EWR · New York City 1h 14m
      • United Airlines (UA 3529)Embraer 170
        United Airlines (UA 3521)Embraer 170
      • United Airlines (UA 3529)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 07:00 STL
        13:13 PIT
        5Hrs, 13m 1 Stop (EWR)
      • STLSt Louis Lambert Intl Airport 07:00 - PIT 13:13 5h 13m 1 Stop (EWR) New York City
      • STLSt Louis Lambert Intl Airport 07:00
        EWRNewark Liberty International Airport 11:40
      • EWRNewark Liberty International Airport 10:26
        PITPittsburgh International Airport 13:13
      • 5h 13m (1h 14m)
      • 1 Stop EWR · New York City 1h 14m
      • United Airlines (UA 3529)Embraer 175
        United Airlines (UA 3521)Embraer 170
      • United Airlines (UA 3529)
        • M
        • -
        • -
        • -
        • -
        • -
        • S
      • 07:00 STL
        13:20 PIT
        5Hrs, 20m 1 Stop (BNA)
      • STLSt Louis Lambert Intl Airport 07:00 - PIT 13:20 5h 20m 1 Stop (BNA) Nashville
      • STLSt Louis Lambert Intl Airport 07:00
        BNANashville Airport 10:50
      • BNANashville Airport 08:10
        PITPittsburgh International Airport 13:20
      • 5h 20m (2h 40m)
      • 1 Stop BNA · Nashville 2h 40m
      • Southwest Airlines (WN 2320)Boeing 737 700
        Southwest Airlines (WN 960)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 2320)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 07:04 STL
        13:16 PIT
        5Hrs, 12m 1 Stop (CLT)
      • STLSt Louis Lambert Intl Airport 07:04 - PIT 13:16 5h 12m 1 Stop (CLT) Charlotte
      • STLSt Louis Lambert Intl Airport 07:04
        CLTCharlotte Airport 11:38
      • CLTCharlotte Airport 10:00
        PITPittsburgh International Airport 13:16
      • 5h 12m (1h 38m)
      • 1 Stop CLT · Charlotte 1h 38m
      • American Airlines (AA 712)Boeing 737 800
        American Airlines (AA 2316)Airbus
      • American Airlines (AA 712)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 07:05 STL
        13:16 PIT
        5Hrs, 11m 1 Stop (CLT)
      • STLSt Louis Lambert Intl Airport 07:05 - PIT 13:16 5h 11m 1 Stop (CLT) Charlotte
      • STLSt Louis Lambert Intl Airport 07:05
        CLTCharlotte Airport 11:38
      • CLTCharlotte Airport 10:01
        PITPittsburgh International Airport 13:16
      • 5h 11m (1h 37m)
      • 1 Stop CLT · Charlotte 1h 37m
      • American Airlines (AA 712)Boeing 737 800
        American Airlines (AA 2316)Airbus
      • American Airlines (AA 712)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 07:05 STL
        13:16 PIT
        5Hrs, 11m 1 Stop (CLT)
      • STLSt Louis Lambert Intl Airport 07:05 - PIT 13:16 5h 11m 1 Stop (CLT) Charlotte
      • STLSt Louis Lambert Intl Airport 07:05
        CLTCharlotte Airport 11:38
      • CLTCharlotte Airport 10:01
        PITPittsburgh International Airport 13:16
      • 5h 11m (1h 37m)
      • 1 Stop CLT · Charlotte 1h 37m
      • American Airlines (AA 712)Boeing 737 800
        American Airlines (AA 2316)Airbus
      • American Airlines (AA 712)
        • M
        • T
        • W
        • -
        • F
        • -
        • S
      • 07:35 STL
        13:20 PIT
        4Hrs, 45m 1 Stop (BNA)
      • STLSt Louis Lambert Intl Airport 07:35 - PIT 13:20 4h 45m 1 Stop (BNA) Nashville
      • STLSt Louis Lambert Intl Airport 07:35
        BNANashville Airport 10:50
      • BNANashville Airport 08:45
        PITPittsburgh International Airport 13:20
      • 4h 45m (2h 05m)
      • 1 Stop BNA · Nashville 2h 05m
      • Southwest Airlines (WN 2289)Boeing 737 800
        Southwest Airlines (WN 191)Boeing 737 800
      • Southwest Airlines (WN 2289)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 07:38 STL
        13:26 PIT
        4Hrs, 48m 1 Stop (LGA)
      • STLSt Louis Lambert Intl Airport 07:38 - PIT 13:26 4h 48m 1 Stop (LGA) New York City
      • STLSt Louis Lambert Intl Airport 07:38
        LGANew York La Guardia Airport 11:53
      • LGANew York La Guardia Airport 10:59
        PITPittsburgh International Airport 13:26
      • 4h 48m (54m)
      • 1 Stop LGA · New York City 54m
      • American Airlines (AA 4486)Embraer Emb 175
        American Airlines (AA 4579)Embraer Emb 175
      • American Airlines (AA 4486)
        • M
        • T
        • W
        • -
        • -
        • -
        • -
      • 07:45 STL
        12:10 PIT
        3Hrs, 25m 1 Stop (BNA)
      • STLSt Louis Lambert Intl Airport 07:45 - PIT 12:10 3h 25m 1 Stop (BNA) Nashville
      • STLSt Louis Lambert Intl Airport 07:45
        BNANashville Airport 09:40
      • BNANashville Airport 08:55
        PITPittsburgh International Airport 12:10
      • 3h 25m (45m)
      • 1 Stop BNA · Nashville 45m
      • Southwest Airlines (WN 714)Boeing 737 700
        Southwest Airlines (WN 960)Boeing 737 700
      • Southwest Airlines (WN 714)
        • -
        • T
        • W
        • -
        • -
        • -
        • -
      • 07:45 STL
        12:55 PIT
        4Hrs, 10m 1 Stop (ATL)
      • STLSt Louis Lambert Intl Airport 07:45 - PIT 12:55 4h 10m 1 Stop (ATL) Atlanta
      • STLSt Louis Lambert Intl Airport 07:45
        ATLAtlanta Hartsfield-Jackson Intl Airport 11:15
      • ATLAtlanta Hartsfield-Jackson Intl Airport 10:20
        PITPittsburgh International Airport 12:55
      • 4h 10m (55m)
      • 1 Stop ATL · Atlanta 55m
      • Southwest Airlines (WN 779)Boeing 737 Max 8 Passenger
        Southwest Airlines (WN 1270)Boeing 737 800
      • Southwest Airlines (WN 779)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 07:50 STL
        12:20 PIT
        3Hrs, 30m 1 Stop (BNA)
      • STLSt Louis Lambert Intl Airport 07:50 - PIT 12:20 3h 30m 1 Stop (BNA) Nashville
      • STLSt Louis Lambert Intl Airport 07:50
        BNANashville Airport 09:50
      • BNANashville Airport 09:00
        PITPittsburgh International Airport 12:20
      • 3h 30m (50m)
      • 1 Stop BNA · Nashville 50m
      • Southwest Airlines (WN 1766)Boeing 737 Max 8 Passenger
        Southwest Airlines (WN 960)Boeing 737 Max 8 Passenger
      • Southwest Airlines (WN 1766)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 07:50 STL
        13:50 PIT
        5Hrs, 00m 1 Stop (ATL)
      • STLSt Louis Lambert Intl Airport 07:50 - PIT 13:50 5h 1 Stop (ATL) Atlanta
      • STLSt Louis Lambert Intl Airport 07:50
        ATLAtlanta Hartsfield-Jackson Intl Airport 12:15
      • ATLAtlanta Hartsfield-Jackson Intl Airport 10:25
        PITPittsburgh International Airport 13:50
      • 5h (1h 50m)
      • 1 Stop ATL · Atlanta 1h 50m
      • Southwest Airlines (WN 1953)Boeing 737 700
        Southwest Airlines (WN 3286)Boeing 737 700
      • Southwest Airlines (WN 1953)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 08:05 STL
        13:18 PIT
        4Hrs, 13m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 08:05 - PIT 13:18 4h 13m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 08:05
        ORDChicago O'Hare International Airport 10:45
      • ORDChicago O'Hare International Airport 09:34
        PITPittsburgh International Airport 13:18
      • 4h 13m (1h 11m)
      • 1 Stop ORD · Chicago 1h 11m
      • United Airlines (UA 4183)Canadair Regional Jet 550
        United Airlines (UA 1659)Airbus
      • United Airlines (UA 4183)
        • -
        • T
        • W
        • -
        • F
        • S
        • S
      • 08:05 STL
        13:18 PIT
        4Hrs, 13m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 08:05 - PIT 13:18 4h 13m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 08:05
        ORDChicago O'Hare International Airport 10:45
      • ORDChicago O'Hare International Airport 09:34
        PITPittsburgh International Airport 13:18
      • 4h 13m (1h 11m)
      • 1 Stop ORD · Chicago 1h 11m
      • United Airlines (UA 4183)Canadair Regional Jet 550
        United Airlines (UA 1659)Airbus
      • United Airlines (UA 4183)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 08:15 STL
        13:30 PIT
        4Hrs, 15m 1 Stop (MDW)
      • STLSt Louis Lambert Intl Airport 08:15 - PIT 13:30 4h 15m 1 Stop (MDW) Chicago
      • STLSt Louis Lambert Intl Airport 08:15
        MDWChicago Midway Airport 11:10
      • MDWChicago Midway Airport 09:25
        PITPittsburgh International Airport 13:30
      • 4h 15m (1h 45m)
      • 1 Stop MDW · Chicago 1h 45m
      • Southwest Airlines (WN 498)Boeing 737 700
        Southwest Airlines (WN 1865)Boeing 737 700
      • Southwest Airlines (WN 498)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 08:25 STL
        13:59 PIT
        4Hrs, 34m 1 Stop (IAD)
      • STLSt Louis Lambert Intl Airport 08:25 - PIT 13:59 4h 34m 1 Stop (IAD) Washington
      • STLSt Louis Lambert Intl Airport 08:25
        IADWashington Dulles International Airport 12:55
      • IADWashington Dulles International Airport 11:36
        PITPittsburgh International Airport 13:59
      • 4h 34m (1h 19m)
      • 1 Stop IAD · Washington 1h 19m
      • United Airlines (UA 4506)Canadair Regional Jet 550
        United Airlines (UA 3541)Embraer 175
      • United Airlines (UA 4506)
        • M
        • T
        • -
        • T
        • F
        • S
        • S
      • 08:25 STL
        13:59 PIT
        4Hrs, 34m 1 Stop (IAD)
      • STLSt Louis Lambert Intl Airport 08:25 - PIT 13:59 4h 34m 1 Stop (IAD) Washington
      • STLSt Louis Lambert Intl Airport 08:25
        IADWashington Dulles International Airport 12:55
      • IADWashington Dulles International Airport 11:36
        PITPittsburgh International Airport 13:59
      • 4h 34m (1h 19m)
      • 1 Stop IAD · Washington 1h 19m
      • United Airlines (UA 4506)Canadair Regional Jet 550
        United Airlines (UA 3541)Embraer 170
      • United Airlines (UA 4506)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 09:15 STL
        14:55 PIT
        4Hrs, 40m 1 Stop (BWI)
      • STLSt Louis Lambert Intl Airport 09:15 - PIT 14:55 4h 40m 1 Stop (BWI) Baltimore
      • STLSt Louis Lambert Intl Airport 09:15
        BWIBaltimore Washington International Airport 13:50
      • BWIBaltimore Washington International Airport 12:15
        PITPittsburgh International Airport 14:55
      • 4h 40m (1h 35m)
      • 1 Stop BWI · Baltimore 1h 35m
      • Southwest Airlines (WN 4604)Boeing 737 700
        Southwest Airlines (WN 1103)Boeing 737 700
      • Southwest Airlines (WN 4604)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 09:30 STL
        16:34 PIT
        6Hrs, 04m 1 Stop (CLT)
      • STLSt Louis Lambert Intl Airport 09:30 - PIT 16:34 6h 04m 1 Stop (CLT) Charlotte
      • STLSt Louis Lambert Intl Airport 09:30
        CLTCharlotte Airport 15:09
      • CLTCharlotte Airport 12:18
        PITPittsburgh International Airport 16:34
      • 6h 04m (2h 51m)
      • 1 Stop CLT · Charlotte 2h 51m
      • American Airlines (AA 2493)Airbus
        American Airlines (AA 2319)Airbus
      • American Airlines (AA 2493)
        • M
        • -
        • W
        • -
        • F
        • -
        • S
      • 09:30 STL
        16:34 PIT
        6Hrs, 04m 1 Stop (CLT)
      • STLSt Louis Lambert Intl Airport 09:30 - PIT 16:34 6h 04m 1 Stop (CLT) Charlotte
      • STLSt Louis Lambert Intl Airport 09:30
        CLTCharlotte Airport 15:09
      • CLTCharlotte Airport 12:18
        PITPittsburgh International Airport 16:34
      • 6h 04m (2h 51m)
      • 1 Stop CLT · Charlotte 2h 51m
      • American Airlines (AA 2493)Airbus
        American Airlines (AA 2319)Airbus
      • American Airlines (AA 2493)
        • -
        • T
        • -
        • -
        • -
        • S
        • -
      • 09:53 STL
        16:16 PIT
        5Hrs, 23m 1 Stop (DCA)
      • STLSt Louis Lambert Intl Airport 09:53 - PIT 16:16 5h 23m 1 Stop (DCA) Washington
      • STLSt Louis Lambert Intl Airport 09:53
        DCAWashington Ronald Reagan National Airport 14:57
      • DCAWashington Ronald Reagan National Airport 12:59
        PITPittsburgh International Airport 16:16
      • 5h 23m (1h 58m)
      • 1 Stop DCA · Washington 1h 58m
      • American Airlines (AA 5635)Crj 700 Canadair Regional
        American Airlines (AA 5078)Canadair Regional
      • American Airlines (AA 5635)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 10:01 STL
        15:49 PIT
        4Hrs, 48m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 10:01 - PIT 15:49 4h 48m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 10:01
        ORDChicago O'Hare International Airport 13:25
      • ORDChicago O'Hare International Airport 11:24
        PITPittsburgh International Airport 15:49
      • 4h 48m (2h 01m)
      • 1 Stop ORD · Chicago 2h 01m
      • American Airlines (AA 4595)Embraer Emb 175
        American Airlines (AA 1636)Airbus
      • American Airlines (AA 4595)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 10:01 STL
        15:52 PIT
        4Hrs, 51m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 10:01 - PIT 15:52 4h 51m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 10:01
        ORDChicago O'Hare International Airport 13:25
      • ORDChicago O'Hare International Airport 11:24
        PITPittsburgh International Airport 15:52
      • 4h 51m (2h 01m)
      • 1 Stop ORD · Chicago 2h 01m
      • American Airlines (AA 4595)Embraer Emb 175
        American Airlines (AA 4188)Embraer 170
      • American Airlines (AA 4595)
        • M
        • T
        • W
        • -
        • -
        • S
        • S
      • 10:01 STL
        15:52 PIT
        4Hrs, 51m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 10:01 - PIT 15:52 4h 51m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 10:01
        ORDChicago O'Hare International Airport 13:25
      • ORDChicago O'Hare International Airport 11:24
        PITPittsburgh International Airport 15:52
      • 4h 51m (2h 01m)
      • 1 Stop ORD · Chicago 2h 01m
      • American Airlines (AA 2007)Boeing 737 800
        American Airlines (AA 4188)Embraer 170
      • American Airlines (AA 2007)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 10:10 STL
        16:53 PIT
        5Hrs, 43m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 10:10 - PIT 16:53 5h 43m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 10:10
        ORDChicago O'Hare International Airport 14:20
      • ORDChicago O'Hare International Airport 11:39
        PITPittsburgh International Airport 16:53
      • 5h 43m (2h 41m)
      • 1 Stop ORD · Chicago 2h 41m
      • United Airlines (UA 4426)Canadair Regional Jet 550
        United Airlines (UA 2207)Airbus
      • United Airlines (UA 4426)
        • M
        • -
        • -
        • -
        • F
        • -
        • S
      • 10:10 STL
        16:53 PIT
        5Hrs, 43m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 10:10 - PIT 16:53 5h 43m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 10:10
        ORDChicago O'Hare International Airport 14:20
      • ORDChicago O'Hare International Airport 11:39
        PITPittsburgh International Airport 16:53
      • 5h 43m (2h 41m)
      • 1 Stop ORD · Chicago 2h 41m
      • United Airlines (UA 4426)Canadair Regional Jet 550
        United Airlines (UA 2207)Airbus
      • United Airlines (UA 4426)
        • -
        • T
        • W
        • -
        • -
        • -
        • -
      • 10:10 STL
        16:56 PIT
        5Hrs, 46m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 10:10 - PIT 16:56 5h 46m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 10:10
        ORDChicago O'Hare International Airport 14:23
      • ORDChicago O'Hare International Airport 11:39
        PITPittsburgh International Airport 16:56
      • 5h 46m (2h 44m)
      • 1 Stop ORD · Chicago 2h 44m
      • United Airlines (UA 4426)Canadair Regional Jet 550
        United Airlines (UA 2207)Boeing 737 700
      • United Airlines (UA 4426)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
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      What’s the fastest flight time from Saint Louis to Pittsburgh?

      The fastest flight time for direct flights from Saint Louis to Pittsburgh is 1 hour 35 minutes. Check latest flight schedules & prices on Wego.

      How far is Pittsburgh from Saint Louis?

      The flight distance between Saint Louis and Pittsburgh is 897km. Check all available flights on Wego.

      When is the earliest and latest flight of the day?

      The earliest flight of the day departs at 05:00. The last flight of the day departs at 18:10. See the full list of flight times on Wego.

      How many airlines offer direct flights from Saint Louis to Pittsburgh?

      There are 1 airlines that offer direct flights from Saint Louis to Pittsburgh. Find out the list of airlines on Wego.

      All Airports in Saint Louis

      St Louis Lambert Intl Airport STL

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      Pittsburgh International Airport PIT

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