All airlines flying from Saint Louis (STL) to San Antonio (SAT).

Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Thu 06:00 Saint Louis (STL) 1 10:47 San Antonio (SAT) B
United Airlines UA 1371 1-stop Airbus A320 (320) 4:47 Operates only on 2026-02-12
Mon,Wed-Sun 06:00 Saint Louis (STL) 1 10:47 San Antonio (SAT) B
United Airlines UA 1371 1-stop Boeing 737-700 (73G) 4:47 Effective 2026-02-13 through 2026-02-23
Tue 06:00 Saint Louis (STL) 1 10:47 San Antonio (SAT) B
United Airlines UA 1371 1-stop Boeing 737 MAX 8 (7M8) 4:47 Operates only on 2026-02-17
Daily 06:00 Saint Louis (STL) 1 10:47 San Antonio (SAT) B
United Airlines UA 1371 1-stop Boeing 737-700 (73G) 4:47 Effective 2026-02-24 through 2026-03-04
Mon-Fri,Sun 06:00 Saint Louis (STL) 1 10:47 San Antonio (SAT) B
United Airlines UA 1371 1-stop Airbus A319 (319) 4:47 Effective 2026-03-05 through 2026-03-27
Daily 06:00 Saint Louis (STL) 1 10:41 San Antonio (SAT) B
United Airlines UA 1371 1-stop Airbus A320 (320) 4:41 Effective 2026-03-29 through 2026-04-29
Daily 06:00 Saint Louis (STL) 1 10:50 San Antonio (SAT) B
United Airlines UA 1371 1-stop Boeing 737-700 (73G) 4:50 Effective 2026-04-30 through 2026-05-20
Daily 06:15 Saint Louis (STL) 1 10:48 San Antonio (SAT) B
United Airlines UA 1371 1-stop Airbus A319 (319) 4:33 Effective from 2026-05-21
Mon,Thu,Fri 05:05 Saint Louis (STL) 2 08:25 San Antonio (SAT) A
Southwest Airlines WN 1396 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 19:15 Saint Louis (STL) 2 23:00 San Antonio (SAT) A
Southwest Airlines WN 1753 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-04-09 through 2026-06-01
Sun 14:20 Saint Louis (STL) 2 18:00 San Antonio (SAT) A
Southwest Airlines WN 2042 1-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 08:55 Saint Louis (STL) 2 13:15 San Antonio (SAT) A
Southwest Airlines WN 2570 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2026-06-04 through 2026-08-03
Sat 08:25 Saint Louis (STL) 2 12:05 San Antonio (SAT) A
Southwest Airlines WN 3215 1-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-03-07 through 2026-04-04
Tue,Wed 13:25 Saint Louis (STL) 2 17:20 San Antonio (SAT) A
Southwest Airlines WN 3616 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-04-07 through 2026-06-03
Sat 07:50 Saint Louis (STL) 2 14:40 San Antonio (SAT) A
Southwest Airlines WN 2023 2-stop Boeing 737-700 (Scimitar Winglets) 6:50 Operates only on 2026-01-03
Wed,Thu 13:50 Saint Louis (STL) 2 22:15 San Antonio (SAT) A
Southwest Airlines WN 2402 2-stop Boeing 737 MAX 8 (7M8) 8:25 Valid until 2026-01-01
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All airlines flying from Saint Louis (STL) to San Antonio (SAT).
Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
United Airlines UA1371
06:00
Saint Louis (STL) 1

10:47
San Antonio (SAT) B
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:47, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA1371
06:00
Saint Louis (STL) 1

10:47
San Antonio (SAT) B
Effective 2026-02-13 through 2026-02-23
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 4:47, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA1371
06:00
Saint Louis (STL) 1

10:47
San Antonio (SAT) B
Operates only on 2026-02-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:47, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA1371
06:00
Saint Louis (STL) 1

10:47
San Antonio (SAT) B
Effective 2026-02-24 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:47, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA1371
06:00
Saint Louis (STL) 1

10:47
San Antonio (SAT) B
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:47, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA1371
06:00
Saint Louis (STL) 1

10:41
San Antonio (SAT) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:41, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA1371
06:00
Saint Louis (STL) 1

10:50
San Antonio (SAT) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:50, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA1371
06:15
Saint Louis (STL) 1

10:48
San Antonio (SAT) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:33, 1-stop
Airbus A319 (319)
Non-Direct Flights:
Southwest Airlines WN1396
05:05
Saint Louis (STL) 2

08:25
San Antonio (SAT) A
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1753
19:15
Saint Louis (STL) 2

23:00
San Antonio (SAT) A
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2042
14:20
Saint Louis (STL) 2

18:00
San Antonio (SAT) A
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2570
08:55
Saint Louis (STL) 2

13:15
San Antonio (SAT) A
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3215
08:25
Saint Louis (STL) 2

12:05
San Antonio (SAT) A
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3616
13:25
Saint Louis (STL) 2

17:20
San Antonio (SAT) A
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2023
07:50
Saint Louis (STL) 2

14:40
San Antonio (SAT) A
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:50, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2402
13:50
Saint Louis (STL) 2

22:15
San Antonio (SAT) A
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:25, 2-stop
Boeing 737 MAX 8 (7M8)
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  • A domestic route departing from the Saint Louis airport (STL) and arriving at San Antonio airport (SAT).
  • The flight distance is 786 miles, or 1265 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:05 and 2:25.
Return (SAT-STL) flights
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