Airlines with flights from Pittsburgh to Saint Louis

There are four airlines with scheduled flights between PIT and STL. Southwest is the only airline with non-stop flights from Pittsburgh Airport to Saint Louis Airport and the flight time is 1 hour and 50 minutes.

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Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 1 hour and 50 minutes
  • Low-cost airline
  • 13 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
PIT
Direct
STL
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN1482
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06:40
06:40
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WN3386
06:45
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WN3311
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07:00
07:00
06:50
06:55
WN3312
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19:20
19:20
19:20
19:20
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19:20
WN3387
20:15
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SHOW RETURN SCHEDULE
CHECK PRICES FOR PIT - STL

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Chicago with Southwest Airlines

  • Total flight time: 3h 25m - 5h 40m.
  • Low-cost airline
  • 110 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
PIT
 
Via MDW
 
STL
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN4810
WN2838
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08:55
08:55
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08:05
WN4810
WN370
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08:40
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WN3378
WN2901
08:45
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WN3361
WN2839
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11:45
WN2385
WN126
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14:00
14:00
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16:40
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WN2278
WN4254
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14:45
14:45
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WN4673
WN2904
15:50
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WN2385
WN3720
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16:55
WN3308
WN3720
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18:50
WN3308
WN4254
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18:55
18:55
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WN1271
WN290
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19:30
19:30
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WN4073
WN2905
20:10
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SHOW RETURN SCHEDULE
CHECK PRICES FOR PIT - STL

The timetable & schedule information was updated at 2026-04-21

American Airlines

Via Chicago with American Airlines

  • Total flight time: 3h 35m - 6h 24m.
  • One World Alliance
  • 204 flights per week
PIT
 
Via ORD
 
STL
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
AA4625
AA6352
08:00
08:00
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AA4539
AA6355
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08:26
08:26
08:26
08:26
08:26
AA4480
AA6352
09:41
09:41
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AA4478
AA4537
11:37
11:37
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AA3384
AA6282
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15:08
15:08
15:08
15:08
15:08
AA555
AA4144
15:56
15:56
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AA4457
AA2444
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17:18
17:18
17:18
17:18
17:18
AA1737
AA3069
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20:38
20:38
20:38
20:38
20:38
AA2296
AA1004
20:40
20:40
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SHOW RETURN SCHEDULE
CHECK PRICES FOR PIT - STL

The timetable & schedule information was updated at 2026-04-21

Delta Air Lines

Via Detroit with Delta Air Lines

  • Total flight time: 3h 35m - 5h 49m.
  • Sky Team Alliance
  • 105 flights per week
PIT
 
Via DTW
 
STL
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
DL5319
DL2868
06:20
06:20
06:20
06:20
06:20
06:20
06:20
DL5607
DL1371
10:26
10:26
10:26
10:26
10:26
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10:26
DL5766
DL1541
17:55
17:55
17:55
17:55
17:55
17:55
17:55
SHOW RETURN SCHEDULE
CHECK PRICES FOR PIT - STL

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Nashville with Southwest Airlines

  • Total flight time: 3h 40m - 5h 55m.
  • Low-cost airline
  • 100 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
PIT
 
Via BNA
 
STL
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN3289
WN2405
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06:10
06:10
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WN582
WN1310
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12:40
12:40
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WN3362
WN770
13:45
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WN3290
WN681
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13:55
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WN3291
WN416
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19:20
19:20
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WN3291
WN674
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19:25
19:25
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WN3363
WN682
21:15
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SHOW RETURN SCHEDULE
CHECK PRICES FOR PIT - STL

The timetable & schedule information was updated at 2026-04-21

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Flight data on this page was last updated on 2026-07-21
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