Southwest Airlines flights from San Diego (SAN) to Saint Louis (STL).

FLIGHT SCHEDULE
Direct Flights:
Sat 06:45 San Diego (SAN) 1 12:25 Saint Louis (STL) 2 Southwest Airlines WN 4261 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-20 through 2026-01-03
Sun 06:45 San Diego (SAN) 1 12:25 Saint Louis (STL) 2 Southwest Airlines WN 4408 Non-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2025-10-05 through 2025-10-26
Mon,Thu,Fri 08:35 San Diego (SAN) 1 14:15 Saint Louis (STL) 2 Southwest Airlines WN 4408 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-10-02 through 2025-10-31
Sat 11:15 San Diego (SAN) 1 17:05 Saint Louis (STL) 2 Southwest Airlines WN 4408 Non-stop Boeing 737-800 (73H) 3:50 Effective 2025-10-04 through 2025-11-01
Mon,Thu,Fri 18:15 San Diego (SAN) 1 23:50 Saint Louis (STL) 2 Southwest Airlines WN 4410 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-10-02 through 2025-10-31
Sat 08:50 San Diego (SAN) 1 14:30 Saint Louis (STL) 2 Southwest Airlines WN 4422 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 09:10 San Diego (SAN) 1 14:50 Saint Louis (STL) 2 Southwest Airlines WN 4422 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 09:10 San Diego (SAN) 1 14:50 Saint Louis (STL) 2 Southwest Airlines WN 4422 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-07-07 through 2025-08-04
Fri 11:25 San Diego (SAN) 1 17:05 Saint Louis (STL) 2 Southwest Airlines WN 4422 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Operates only on 2025-07-04
Sun 18:50 San Diego (SAN) 1 00:25 Saint Louis (STL) 2 Southwest Airlines WN 4543 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2025-11-30 The flight arrives 1 day after departure.
Non-Direct Flights:
Sat 07:55 San Diego (SAN) 1 16:20 Saint Louis (STL) 2 Southwest Airlines WN 431 1-stop Boeing 737-700 (Scimitar Winglets) 6:25 Effective 2025-11-22 through 2025-11-29
Sat 07:55 San Diego (SAN) 1 16:20 Saint Louis (STL) 2 Southwest Airlines WN 431 1-stop Boeing 737-700 (Scimitar Winglets) 6:25 Effective 2025-12-20 through 2026-01-03
Tue,Wed 13:15 San Diego (SAN) 1 20:05 Saint Louis (STL) 2 Southwest Airlines WN 1231 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Effective 2025-11-04 through 2025-11-12
Mon-Thu 13:15 San Diego (SAN) 1 20:05 Saint Louis (STL) 2 Southwest Airlines WN 1231 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Effective 2025-11-17 through 2025-11-20
Mon-Fri 13:15 San Diego (SAN) 1 20:05 Saint Louis (STL) 2 Southwest Airlines WN 1231 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Effective 2025-12-02 through 2025-12-11
Mon-Wed 13:15 San Diego (SAN) 1 20:05 Saint Louis (STL) 2 Southwest Airlines WN 1231 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Effective 2025-12-15 through 2025-12-17
Wed,Thu 13:15 San Diego (SAN) 1 20:05 Saint Louis (STL) 2 Southwest Airlines WN 1231 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Effective 2025-12-24 through 2026-01-01
Sun 07:05 San Diego (SAN) 1 14:25 Saint Louis (STL) 2 Southwest Airlines WN 1382 1-stop Boeing 737-700 (73W) 5:20 Effective 2025-08-10 through 2025-08-24
Sun 07:05 San Diego (SAN) 1 14:25 Saint Louis (STL) 2 Southwest Airlines WN 1382 1-stop Boeing 737-700 (73W) 5:20 Effective 2025-09-07 through 2025-09-28
Sun 16:35 San Diego (SAN) 1 23:35 Saint Louis (STL) 2 Southwest Airlines WN 1655 1-stop Boeing 737-700 (Scimitar Winglets) 5:00 Operates only on 2025-11-30
Sun 17:00 San Diego (SAN) 1 00:15 Saint Louis (STL) 2 Southwest Airlines WN 1943 1-stop Boeing 737-800 (73H) 5:15 Effective 2025-10-05 through 2025-10-26 The flight arrives 1 day after departure.
Mon,Thu,Fri 08:40 San Diego (SAN) 1 16:10 Saint Louis (STL) 2 Southwest Airlines WN 2373 1-stop Boeing 737-700 (73W) 5:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 08:40 San Diego (SAN) 1 16:10 Saint Louis (STL) 2 Southwest Airlines WN 2373 1-stop Boeing 737-700 (73W) 5:30 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 12:05 San Diego (SAN) 1 19:30 Saint Louis (STL) 2 Southwest Airlines WN 2480 1-stop Boeing 737 MAX 8 (7M8) 5:25 Effective 2025-08-07 through 2025-09-29
Tue,Wed 14:35 San Diego (SAN) 1 21:50 Saint Louis (STL) 2 Southwest Airlines WN 2731 1-stop Boeing 737 MAX 8 (7M8) 5:15 Effective 2025-10-07 through 2025-10-29
Tue,Wed 15:00 San Diego (SAN) 1 22:10 Saint Louis (STL) 2 Southwest Airlines WN 3324 1-stop Boeing 737-700 (73W) 5:10 Effective 2025-06-10 through 2025-07-30
Tue,Wed 15:15 San Diego (SAN) 1 22:20 Saint Louis (STL) 2 Southwest Airlines WN 4216 1-stop Boeing 737-700 (Scimitar Winglets) 5:05 Effective 2025-11-04 through 2025-11-12
Mon-Thu 15:15 San Diego (SAN) 1 22:20 Saint Louis (STL) 2 Southwest Airlines WN 4216 1-stop Boeing 737-700 (Scimitar Winglets) 5:05 Effective 2025-11-17 through 2025-11-20
Mon-Fri 15:15 San Diego (SAN) 1 22:20 Saint Louis (STL) 2 Southwest Airlines WN 4216 1-stop Boeing 737-700 (Scimitar Winglets) 5:05 Effective 2025-12-02 through 2025-12-11
Mon-Wed 15:15 San Diego (SAN) 1 22:20 Saint Louis (STL) 2 Southwest Airlines WN 4216 1-stop Boeing 737-700 (Scimitar Winglets) 5:05 Effective 2025-12-15 through 2025-12-17
Wed,Thu 15:15 San Diego (SAN) 1 22:20 Saint Louis (STL) 2 Southwest Airlines WN 4216 1-stop Boeing 737-700 (Scimitar Winglets) 5:05 Effective 2025-12-24 through 2026-01-01
Tue,Wed 09:35 San Diego (SAN) 1 17:55 Saint Louis (STL) 2 Southwest Airlines WN 836 2-stop Boeing 737-800 (73H) 6:20 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 07:00 San Diego (SAN) 1 18:05 Saint Louis (STL) 2 Southwest Airlines WN 1572 2-stop Boeing 737-700 (73W) 9:05 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri,Sun 08:55 San Diego (SAN) 1 17:35 Saint Louis (STL) 2 Southwest Airlines WN 3447 2-stop Boeing 737-700 (Scimitar Winglets) 6:40 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 08:55 San Diego (SAN) 1 17:35 Saint Louis (STL) 2 Southwest Airlines WN 3447 2-stop Boeing 737-700 (Scimitar Winglets) 6:40 Effective 2025-11-21 through 2025-11-28
Fri,Sun 08:55 San Diego (SAN) 1 17:35 Saint Louis (STL) 2 Southwest Airlines WN 3447 2-stop Boeing 737-700 (Scimitar Winglets) 6:40 Effective 2025-12-07 through 2025-12-14
Thu 08:55 San Diego (SAN) 1 17:35 Saint Louis (STL) 2 Southwest Airlines WN 3447 2-stop Boeing 737-700 (Scimitar Winglets) 6:40 Operates only on 2025-12-18
Mon 08:55 San Diego (SAN) 1 17:35 Saint Louis (STL) 2 Southwest Airlines WN 3447 2-stop Boeing 737-700 (Scimitar Winglets) 6:40 Operates only on 2026-01-05

1 2

A domestic route departing from the San Diego airport (SAN) and arriving at Saint Louis airport (STL).
The flight distance is 1553 miles, or 2499 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 3:50.

Feedback - Disclaimer - Privacy

Southwest Airlines flights from San Diego (SAN) to Saint Louis (STL).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4261

06:45

San Diego (SAN) 1

12:25

Saint Louis (STL) 2

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4408

06:45

San Diego (SAN) 1

12:25

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 737-700 (Scimitar Winglets)

Southwest Airlines WN4408

08:35

San Diego (SAN) 1

14:15

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 WN4408

11:15

San Diego (SAN) 1

17:05

Saint Louis (STL) 2

Effective 2025-10-04 through 2025-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:50, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4410

18:15

San Diego (SAN) 1

23:50

Saint Louis (STL) 2

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4422

08:50

San Diego (SAN) 1

14:30

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 737-700 (73W)

Southwest Airlines WN4422

09:10

San Diego (SAN) 1

14:50

Saint Louis (STL) 2

Effective 2025-06-05 through 2025-07-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4422

09:10

San Diego (SAN) 1

14:50

Saint Louis (STL) 2

Effective 2025-07-07 through 2025-08-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4422

11:25

San Diego (SAN) 1

17:05

Saint Louis (STL) 2

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4543

18:50

San Diego (SAN) 1

00:25(+1)

Saint Louis (STL) 2

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN431

07:55

San Diego (SAN) 1

16:20

Saint Louis (STL) 2

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:25, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN431

07:55

San Diego (SAN) 1

16:20

Saint Louis (STL) 2

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:25, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1231

13:15

San Diego (SAN) 1

20:05

Saint Louis (STL) 2

Effective 2025-11-04 through 2025-11-12

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1231

13:15

San Diego (SAN) 1

20:05

Saint Louis (STL) 2

Effective 2025-11-17 through 2025-11-20

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1231

13:15

San Diego (SAN) 1

20:05

Saint Louis (STL) 2

Effective 2025-12-02 through 2025-12-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1231

13:15

San Diego (SAN) 1

20:05

Saint Louis (STL) 2

Effective 2025-12-15 through 2025-12-17

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1231

13:15

San Diego (SAN) 1

20:05

Saint Louis (STL) 2

Effective 2025-12-24 through 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1382

07:05

San Diego (SAN) 1

14:25

Saint Louis (STL) 2

Effective 2025-08-10 through 2025-08-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:20, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1382

07:05

San Diego (SAN) 1

14:25

Saint Louis (STL) 2

Effective 2025-09-07 through 2025-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:20, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1655

16:35

San Diego (SAN) 1

23:35

Saint Louis (STL) 2

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:00, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1943

17:00

San Diego (SAN) 1

00:15(+1)

Saint Louis (STL) 2

Effective 2025-10-05 through 2025-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:15, 1-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN2373

08:40

San Diego (SAN) 1

16:10

Saint Louis (STL) 2

Effective 2025-06-05 through 2025-07-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:30, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN2373

08:40

San Diego (SAN) 1

16:10

Saint Louis (STL) 2

Effective 2025-07-07 through 2025-08-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:30, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN2480

12:05

San Diego (SAN) 1

19:30

Saint Louis (STL) 2

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:25, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2731

14:35

San Diego (SAN) 1

21:50

Saint Louis (STL) 2

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:15, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3324

15:00

San Diego (SAN) 1

22:10

Saint Louis (STL) 2

Effective 2025-06-10 through 2025-07-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:10, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN4216

15:15

San Diego (SAN) 1

22:20

Saint Louis (STL) 2

Effective 2025-11-04 through 2025-11-12

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:05, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4216

15:15

San Diego (SAN) 1

22:20

Saint Louis (STL) 2

Effective 2025-11-17 through 2025-11-20

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 5:05, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4216

15:15

San Diego (SAN) 1

22:20

Saint Louis (STL) 2

Effective 2025-12-02 through 2025-12-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 5:05, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4216

15:15

San Diego (SAN) 1

22:20

Saint Louis (STL) 2

Effective 2025-12-15 through 2025-12-17

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:05, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4216

15:15

San Diego (SAN) 1

22:20

Saint Louis (STL) 2

Effective 2025-12-24 through 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 5:05, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN836

09:35

San Diego (SAN) 1

17:55

Saint Louis (STL) 2

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:20, 2-stop
Boeing 737-800 (73H)

Southwest Airlines WN1572

07:00

San Diego (SAN) 1

18:05

Saint Louis (STL) 2

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 9:05, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3447

08:55

San Diego (SAN) 1

17:35

Saint Louis (STL) 2

Effective 2025-11-02 through 2025-11-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 6:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3447

08:55

San Diego (SAN) 1

17:35

Saint Louis (STL) 2

Effective 2025-11-21 through 2025-11-28

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 6:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3447

08:55

San Diego (SAN) 1

17:35

Saint Louis (STL) 2

Effective 2025-12-07 through 2025-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 6:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3447

08:55

San Diego (SAN) 1

17:35

Saint Louis (STL) 2

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3447

08:55

San Diego (SAN) 1

17:35

Saint Louis (STL) 2

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

prev Page 2 / 2

A domestic route departing from the San Diego airport (SAN) and arriving at Saint Louis airport (STL).
The flight distance is 1553 miles, or 2499 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 3:50.

All SAN-STL flights

All Southwest Airlines flights

Return (STL-SAN) flights

Feedback - Disclaimer - Privacy