Southwest Airlines flights from Los Angeles (LAX) to Saint Louis (STL).

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:00 Los Angeles (LAX) 1 10:40 Saint Louis (STL) 2
Southwest Airlines WN 123 Non-stop Boeing 737-700 (73W) 3:40 Valid until 2025-06-02
Tue,Wed 15:55 Los Angeles (LAX) 1 21:35 Saint Louis (STL) 2
Southwest Airlines WN 123 Non-stop Boeing 737-700 (73W) 3:40 Valid until 2025-06-04
Mon,Thu,Fri,Sun 18:35 Los Angeles (LAX) 1 00:05 Saint Louis (STL) 2
Southwest Airlines WN 715 Non-stop Boeing 737-800 (73H) 3:30 Effective 2025-11-02 through 2025-11-16
The flight arrives 1 day after departure.
Mon,Fri,Sun 18:35 Los Angeles (LAX) 1 00:05 Saint Louis (STL) 2
Southwest Airlines WN 715 Non-stop Boeing 737-800 (73H) 3:30 Effective 2025-11-21 through 2025-11-28
The flight arrives 1 day after departure.
Sun 18:35 Los Angeles (LAX) 1 00:05 Saint Louis (STL) 2
Southwest Airlines WN 715 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Operates only on 2025-11-30
The flight arrives 1 day after departure.
Fri,Sun 18:35 Los Angeles (LAX) 1 00:05 Saint Louis (STL) 2
Southwest Airlines WN 715 Non-stop Boeing 737-800 (73H) 3:30 Effective 2025-12-07 through 2025-12-14
The flight arrives 1 day after departure.
Thu 18:35 Los Angeles (LAX) 1 00:05 Saint Louis (STL) 2
Southwest Airlines WN 715 Non-stop Boeing 737-800 (73H) 3:30 Operates only on 2025-12-18
The flight arrives 1 day after departure.
Mon 18:35 Los Angeles (LAX) 1 00:05 Saint Louis (STL) 2
Southwest Airlines WN 715 Non-stop Boeing 737-800 (73H) 3:30 Operates only on 2026-01-05
The flight arrives 1 day after departure.
Sun 13:00 Los Angeles (LAX) 1 18:35 Saint Louis (STL) 2
Southwest Airlines WN 1272 Non-stop Boeing 737-800 (73H) 3:35 Effective 2025-08-10 through 2025-08-24
Sun 13:00 Los Angeles (LAX) 1 18:35 Saint Louis (STL) 2
Southwest Airlines WN 1272 Non-stop Boeing 737-800 (73H) 3:35 Effective 2025-09-07 through 2025-09-28
Sat 13:35 Los Angeles (LAX) 1 19:10 Saint Louis (STL) 2
Southwest Airlines WN 1272 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-08-09 through 2025-09-27
Mon-Wed 09:00 Los Angeles (LAX) 1 14:45 Saint Louis (STL) 2
Southwest Airlines WN 1332 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 09:00 Los Angeles (LAX) 1 14:45 Saint Louis (STL) 2
Southwest Airlines WN 1332 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2025-12-19 through 2026-01-04
Mon,Thu,Fri 19:05 Los Angeles (LAX) 1 00:40 Saint Louis (STL) 2
Southwest Airlines WN 1490 Non-stop Boeing 737-700 (73W) 3:35 Effective 2025-06-05 through 2025-07-03
The flight arrives 1 day after departure.
Mon,Thu,Fri 19:05 Los Angeles (LAX) 1 00:40 Saint Louis (STL) 2
Southwest Airlines WN 1490 Non-stop Boeing 737-700 (73W) 3:35 Effective 2025-07-07 through 2025-08-04
The flight arrives 1 day after departure.
Sun 19:00 Los Angeles (LAX) 1 00:40 Saint Louis (STL) 2
Southwest Airlines WN 1822 Non-stop Boeing 737-700 (73W) 3:40 Valid until 2025-05-18
The flight arrives 1 day after departure.
Sun 19:00 Los Angeles (LAX) 1 00:40 Saint Louis (STL) 2
Southwest Airlines WN 1822 Non-stop Boeing 737-700 (73W) 3:40 Operates only on 2025-06-01
The flight arrives 1 day after departure.
Mon,Thu,Fri 19:10 Los Angeles (LAX) 1 00:50 Saint Louis (STL) 2
Southwest Airlines WN 1822 Non-stop Boeing 737-700 (73W) 3:40 Valid until 2025-06-02
The flight arrives 1 day after departure.
Thu 07:50 Los Angeles (LAX) 1 13:25 Saint Louis (STL) 2
Southwest Airlines WN 2071 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Operates only on 2025-11-27
Tue,Wed 05:50 Los Angeles (LAX) 1 11:30 Saint Louis (STL) 2
Southwest Airlines WN 2142 Non-stop Boeing 737-700 (73W) 3:40 Valid until 2025-06-04
Sun 07:05 Los Angeles (LAX) 1 12:50 Saint Louis (STL) 2
Southwest Airlines WN 2142 Non-stop Boeing 737-700 (73W) 3:45 Operates only on 2025-05-25
Sat 08:30 Los Angeles (LAX) 1 14:15 Saint Louis (STL) 2
Southwest Airlines WN 2142 Non-stop Boeing 737-700 (73W) 3:45 Valid until 2025-05-31
Sun 06:20 Los Angeles (LAX) 1 12:00 Saint Louis (STL) 2
Southwest Airlines WN 2145 Non-stop Boeing 737-700 (73W) 3:40 Valid until 2025-05-18
Sun 06:20 Los Angeles (LAX) 1 12:00 Saint Louis (STL) 2
Southwest Airlines WN 2145 Non-stop Boeing 737-700 (73W) 3:40 Operates only on 2025-06-01
Tue,Wed 16:30 Los Angeles (LAX) 1 22:15 Saint Louis (STL) 2
Southwest Airlines WN 2676 Non-stop Boeing 737-700 (73W) 3:45 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 17:25 Los Angeles (LAX) 1 23:05 Saint Louis (STL) 2
Southwest Airlines WN 2720 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-10-02 through 2025-10-31
Sun 13:50 Los Angeles (LAX) 1 19:25 Saint Louis (STL) 2
Southwest Airlines WN 2742 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-10-05 through 2025-10-26
Sat 14:25 Los Angeles (LAX) 1 20:05 Saint Louis (STL) 2
Southwest Airlines WN 2742 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-10-04 through 2025-11-01
Tue,Wed 18:30 Los Angeles (LAX) 1 00:10 Saint Louis (STL) 2
Southwest Airlines WN 2742 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-10-07 through 2025-10-29
The flight arrives 1 day after departure.
Tue,Wed 07:35 Los Angeles (LAX) 1 13:10 Saint Louis (STL) 2
Southwest Airlines WN 2915 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-11-04 through 2025-11-12
Mon-Thu 07:35 Los Angeles (LAX) 1 13:10 Saint Louis (STL) 2
Southwest Airlines WN 2915 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-11-17 through 2025-11-20
Mon-Fri 07:35 Los Angeles (LAX) 1 13:10 Saint Louis (STL) 2
Southwest Airlines WN 2915 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-12-02 through 2025-12-11
Mon-Wed 07:35 Los Angeles (LAX) 1 13:10 Saint Louis (STL) 2
Southwest Airlines WN 2915 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-12-15 through 2025-12-17
Wed,Thu 07:35 Los Angeles (LAX) 1 13:10 Saint Louis (STL) 2
Southwest Airlines WN 2915 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-12-24 through 2026-01-01
Tue,Wed 05:00 Los Angeles (LAX) 1 10:40 Saint Louis (STL) 2
Southwest Airlines WN 2957 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-06-10 through 2025-07-30
Sun 13:25 Los Angeles (LAX) 1 19:05 Saint Louis (STL) 2
Southwest Airlines WN 2957 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-06-08 through 2025-08-03
Sat 18:05 Los Angeles (LAX) 1 23:45 Saint Louis (STL) 2
Southwest Airlines WN 2966 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-06-07 through 2025-08-02
Fri 14:55 Los Angeles (LAX) 1 20:30 Saint Louis (STL) 2
Southwest Airlines WN 3235 Non-stop Boeing 737-800 (73H) 3:35 Operates only on 2025-07-04
Sun 18:25 Los Angeles (LAX) 1 00:05 Saint Louis (STL) 2
Southwest Airlines WN 3348 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-10-05 through 2025-10-26
The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 05:05 Los Angeles (LAX) 1 10:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-11-02 through 2025-11-16
Mon,Fri-Sun 05:05 Los Angeles (LAX) 1 10:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-11-21 through 2025-11-29
Fri,Sun 05:05 Los Angeles (LAX) 1 10:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-07 through 2025-12-14
Thu,Sat 05:05 Los Angeles (LAX) 1 10:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-18 through 2025-12-20
Sat 05:05 Los Angeles (LAX) 1 10:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-27 through 2026-01-03
Mon 05:05 Los Angeles (LAX) 1 10:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Operates only on 2026-01-05
Mon-Wed 05:10 Los Angeles (LAX) 1 10:50 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 05:10 Los Angeles (LAX) 1 10:50 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-12-19 through 2026-01-04
Sun 05:20 Los Angeles (LAX) 1 11:00 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737-800 (73H) 3:40 Operates only on 2025-11-30
Sat 07:10 Los Angeles (LAX) 1 12:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-11-08 through 2025-11-15
Sat 07:10 Los Angeles (LAX) 1 12:45 Saint Louis (STL) 2
Southwest Airlines WN 3417 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-06 through 2025-12-13
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Southwest Airlines flights from Los Angeles (LAX) to Saint Louis (STL).
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN123
05:00
Los Angeles (LAX) 1

10:40
Saint Louis (STL) 2
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN123
15:55
Los Angeles (LAX) 1

21:35
Saint Louis (STL) 2
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN715
18:35
Los Angeles (LAX) 1

00:05(+1)
Saint Louis (STL) 2
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN715
18:35
Los Angeles (LAX) 1

00:05(+1)
Saint Louis (STL) 2
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN715
18:35
Los Angeles (LAX) 1

00:05(+1)
Saint Louis (STL) 2
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN715
18:35
Los Angeles (LAX) 1

00:05(+1)
Saint Louis (STL) 2
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN715
18:35
Los Angeles (LAX) 1

00:05(+1)
Saint Louis (STL) 2
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN715
18:35
Los Angeles (LAX) 1

00:05(+1)
Saint Louis (STL) 2
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN1272
13:00
Los Angeles (LAX) 1

18:35
Saint Louis (STL) 2
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1272
13:00
Los Angeles (LAX) 1

18:35
Saint Louis (STL) 2
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1272
13:35
Los Angeles (LAX) 1

19:10
Saint Louis (STL) 2
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1332
09:00
Los Angeles (LAX) 1

14:45
Saint Louis (STL) 2
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1332
09:00
Los Angeles (LAX) 1

14:45
Saint Louis (STL) 2
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1490
19:05
Los Angeles (LAX) 1

00:40(+1)
Saint Louis (STL) 2
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Southwest Airlines WN1490
19:05
Los Angeles (LAX) 1

00:40(+1)
Saint Louis (STL) 2
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Southwest Airlines WN1822
19:00
Los Angeles (LAX) 1

00:40(+1)
Saint Louis (STL) 2
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Southwest Airlines WN1822
19:00
Los Angeles (LAX) 1

00:40(+1)
Saint Louis (STL) 2
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Southwest Airlines WN1822
19:10
Los Angeles (LAX) 1

00:50(+1)
Saint Louis (STL) 2
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Southwest Airlines WN2071
07:50
Los Angeles (LAX) 1

13:25
Saint Louis (STL) 2
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN2142
05:50
Los Angeles (LAX) 1

11:30
Saint Louis (STL) 2
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN2142
07:05
Los Angeles (LAX) 1

12:50
Saint Louis (STL) 2
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN2142
08:30
Los Angeles (LAX) 1

14:15
Saint Louis (STL) 2
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN2145
06:20
Los Angeles (LAX) 1

12:00
Saint Louis (STL) 2
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN2145
06:20
Los Angeles (LAX) 1

12:00
Saint Louis (STL) 2
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN2676
16:30
Los Angeles (LAX) 1

22:15
Saint Louis (STL) 2
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN2720
17:25
Los Angeles (LAX) 1

23:05
Saint Louis (STL) 2
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2742
13:50
Los Angeles (LAX) 1

19:25
Saint Louis (STL) 2
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2742
14:25
Los Angeles (LAX) 1

20:05
Saint Louis (STL) 2
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2742
18:30
Los Angeles (LAX) 1

00:10(+1)
Saint Louis (STL) 2
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN2915
07:35
Los Angeles (LAX) 1

13:10
Saint Louis (STL) 2
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2915
07:35
Los Angeles (LAX) 1

13:10
Saint Louis (STL) 2
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2915
07:35
Los Angeles (LAX) 1

13:10
Saint Louis (STL) 2
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2915
07:35
Los Angeles (LAX) 1

13:10
Saint Louis (STL) 2
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2915
07:35
Los Angeles (LAX) 1

13:10
Saint Louis (STL) 2
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2957
05:00
Los Angeles (LAX) 1

10:40
Saint Louis (STL) 2
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN2957
13:25
Los Angeles (LAX) 1

19:05
Saint Louis (STL) 2
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2966
18:05
Los Angeles (LAX) 1

23:45
Saint Louis (STL) 2
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3235
14:55
Los Angeles (LAX) 1

20:30
Saint Louis (STL) 2
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3348
18:25
Los Angeles (LAX) 1

00:05(+1)
Saint Louis (STL) 2
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3417
05:05
Los Angeles (LAX) 1

10:45
Saint Louis (STL) 2
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3417
05:05
Los Angeles (LAX) 1

10:45
Saint Louis (STL) 2
Effective 2025-11-21 through 2025-11-29
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3417
05:05
Los Angeles (LAX) 1

10:45
Saint Louis (STL) 2
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3417
05:05
Los Angeles (LAX) 1

10:45
Saint Louis (STL) 2
Effective 2025-12-18 through 2025-12-20
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3417
05:05
Los Angeles (LAX) 1

10:45
Saint Louis (STL) 2
Effective 2025-12-27 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3417
05:05
Los Angeles (LAX) 1

10:45
Saint Louis (STL) 2
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3417
05:10
Los Angeles (LAX) 1

10:50
Saint Louis (STL) 2
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3417
05:10
Los Angeles (LAX) 1

10:50
Saint Louis (STL) 2
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3417
05:20
Los Angeles (LAX) 1

11:00
Saint Louis (STL) 2
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3417
07:10
Los Angeles (LAX) 1

12:45
Saint Louis (STL) 2
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3417
07:10
Los Angeles (LAX) 1

12:45
Saint Louis (STL) 2
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)
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  • A domestic route departing from the Los Angeles airport (LAX) and arriving at Saint Louis airport (STL).
  • The flight distance is 1588 miles, or 2555 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 3:30 and 3:45.
All LAX-STL flights
All Southwest Airlines flights
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