Airlines with flights from Saint Louis to Pittsburgh

There are four airlines with scheduled flights between STL and PIT. Southwest is the only airline with non-stop flights from Saint Louis Airport to Pittsburgh Airport and the flight time is 1 hour and 35 minutes.

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Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 1 hour and 35 minutes
  • Low-cost airline
  • 13 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
STL
Direct
PIT
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN3971
10:05
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WN3879
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10:25
10:25
10:30
10:30
10:15
10:15
WN4165
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18:50
18:50
19:35
19:35
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19:00
WN3972
19:55
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - PIT

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

Southwest Airlines

Via Chicago with Southwest Airlines

  • Total flight time: 3h 10m - 4h 40m.
  • Low-cost airline
  • 106 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
STL
 
Via MDW
 
PIT
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN1008
WN846
05:40
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WN3861
WN2798
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06:30
06:30
11:05
11:05
05:45
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WN4752
WN2798
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06:00
WN2052
WN945
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06:05
06:05
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WN3862
WN945
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10:45
10:45
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WN2052
WN1678
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12:55
WN2742
WN3391
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15:30
WN556
WN4211
15:35
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WN3864
WN3688
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15:45
15:45
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - PIT

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

Delta Air Lines

Via Detroit with Delta Air Lines

  • Total flight time: 3h 15m - 5h 34m.
  • Sky Team Alliance
  • 72 flights per week
STL
 
Via DTW
 
PIT
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
DL1626
DL5754
06:30
06:30
06:30
06:30
06:30
06:30
06:30
DL2868
DL4640
10:19
10:19
10:19
10:19
10:19
10:19
10:19
DL1371
DL3598
13:54
13:54
13:54
13:54
13:54
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13:54
DL2822
DL5369
18:04
18:04
18:04
18:04
18:04
18:04
18:04
SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - PIT

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

American Airlines

Via Chicago with American Airlines

  • Total flight time: 3h 22m - 6h 16m.
  • One World Alliance
  • 192 flights per week
STL
 
Via ORD
 
PIT
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
AA1926
AA4478
06:00
06:00
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AA1926
AA4467
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06:06
06:06
06:06
06:06
06:06
AA2324
AA4484
07:00
07:00
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AA6324
AA3384
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08:35
08:35
08:35
08:35
08:35
AA4104
AA555
09:08
09:08
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AA6352
AA2296
13:09
13:09
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AA6355
AA1737
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13:37
13:37
13:37
13:37
13:37
AA3815
AA2296
14:35
14:35
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AA4259
AA1173
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16:18
16:18
16:18
16:18
16:18
AA4537
AA4539
17:11
17:11
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - PIT

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

Southwest Airlines

Via Nashville with Southwest Airlines

  • Total flight time: 3h 30m - 5h 45m.
  • Low-cost airline
  • 103 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
STL
 
Via BNA
 
PIT
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN3804
WN2266
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06:40
WN3804
WN644
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07:15
07:15
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07:50
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WN3804
WN860
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08:00
08:00
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WN3806
WN910
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14:45
14:45
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16:20
WN4080
WN537
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15:45
15:45
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WN3807
WN910
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16:45
16:45
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WN694
WN646
17:35
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - PIT

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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