Southwest Airlines flights from Boston Logan (BOS) to Saint Louis (STL).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Sat
05:30
Boston Logan (BOS) B
07:20
Saint Louis (STL) 2 Southwest Airlines WN 999 Non-stop Boeing 737-700 (Scimitar Winglets) 2:50 Effective 2026-08-08 through 2026-09-26 |
| Tue,Wed
17:45
Boston Logan (BOS) B
19:40
Saint Louis (STL) 2 Southwest Airlines WN 999 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-08-04 through 2026-09-30 |
| Sun
17:50
Boston Logan (BOS) B
19:45
Saint Louis (STL) 2 Southwest Airlines WN 999 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Effective 2026-08-09 through 2026-09-27 |
| Tue,Wed
17:25
Boston Logan (BOS) B
19:35
Saint Louis (STL) 2 Southwest Airlines WN 1031 Non-stop Boeing 737-800 (73H) 3:10 Effective 2026-03-10 through 2026-04-01 |
| Sat,Sun
18:40
Boston Logan (BOS) B
20:50
Saint Louis (STL) 2 Southwest Airlines WN 1031 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Effective 2026-03-07 through 2026-04-05 |
| Mon,Thu,Fri
18:45
Boston Logan (BOS) B
20:55
Saint Louis (STL) 2 Southwest Airlines WN 1031 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Effective 2026-03-05 through 2026-04-06 |
| Mon,Thu,Fri
05:15
Boston Logan (BOS) B
07:25
Saint Louis (STL) 2 Southwest Airlines WN 1268 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Effective 2026-03-05 through 2026-04-06 |
| Tue,Wed
05:30
Boston Logan (BOS) B
07:35
Saint Louis (STL) 2 Southwest Airlines WN 1268 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Effective 2026-03-10 through 2026-04-01 |
| Sat,Sun
05:35
Boston Logan (BOS) B
07:40
Saint Louis (STL) 2 Southwest Airlines WN 1268 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Effective 2026-03-07 through 2026-04-05 |
| Wed,Thu
17:15
Boston Logan (BOS) B
19:30
Saint Louis (STL) 2 Southwest Airlines WN 1399 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Valid until 2026-01-01 |
| Mon
19:20
Boston Logan (BOS) B
21:30
Saint Louis (STL) 2 Southwest Airlines WN 1399 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Operates only on 2026-01-05 |
| Sat
06:45
Boston Logan (BOS) B
08:50
Saint Louis (STL) 2 Southwest Airlines WN 1438 Non-stop Boeing 737-800 (73H) 3:05 Valid until 2026-01-03 |
| Mon
06:50
Boston Logan (BOS) B
08:55
Saint Louis (STL) 2 Southwest Airlines WN 1438 Non-stop Boeing 737-700 (Scimitar Winglets) 3:05 Operates only on 2026-01-05 |
| Fri,Sun
07:00
Boston Logan (BOS) B
09:10
Saint Louis (STL) 2 Southwest Airlines WN 1438 Non-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2026-01-02 through 2026-01-04 |
| Wed,Thu
10:20
Boston Logan (BOS) B
12:25
Saint Louis (STL) 2 Southwest Airlines WN 1438 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Valid until 2026-01-01 |
| Mon,Tue,Fri,Sun
13:30
Boston Logan (BOS) B
15:35
Saint Louis (STL) 2 Southwest Airlines WN 1441 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Valid until 2026-01-05 |
| Sat
14:05
Boston Logan (BOS) B
16:10
Saint Louis (STL) 2 Southwest Airlines WN 1441 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Valid until 2026-01-03 |
| Sat
19:05
Boston Logan (BOS) B
21:15
Saint Louis (STL) 2 Southwest Airlines WN 1442 Non-stop Boeing 737-800 (73H) 3:10 Valid until 2026-01-03 |
| Mon,Tue,Fri,Sun
19:50
Boston Logan (BOS) B
22:00
Saint Louis (STL) 2 Southwest Airlines WN 1442 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Valid until 2026-01-04 |
| Mon,Thu,Fri
17:50
Boston Logan (BOS) B
19:45
Saint Louis (STL) 2 Southwest Airlines WN 2076 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-08-06 through 2026-09-28 |
| Tue
13:15
Boston Logan (BOS) B
15:05
Saint Louis (STL) 2 Southwest Airlines WN 2550 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-08-04 through 2026-09-29 |
| Sun
13:20
Boston Logan (BOS) B
15:10
Saint Louis (STL) 2 Southwest Airlines WN 2550 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-08-09 through 2026-09-27 |
| Tue,Wed
05:40
Boston Logan (BOS) B
07:30
Saint Louis (STL) 2 Southwest Airlines WN 3013 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-08-04 through 2026-09-30 |
| Mon,Thu,Fri
13:10
Boston Logan (BOS) B
15:00
Saint Louis (STL) 2 Southwest Airlines WN 3044 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-08-06 through 2026-09-28 |
| Wed,Thu
07:20
Boston Logan (BOS) B
09:30
Saint Louis (STL) 2 Southwest Airlines WN 3399 Non-stop Boeing 737-800 (73H) 3:10 Valid until 2026-01-01 |
| Sun
05:30
Boston Logan (BOS) B
07:20
Saint Louis (STL) 2 Southwest Airlines WN 4587 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-08-09 through 2026-09-27 |
| Tue,Wed
12:50
Boston Logan (BOS) B
14:40
Saint Louis (STL) 2 Southwest Airlines WN 4917 Non-stop Boeing 737-700 (Scimitar Winglets) 2:50 Effective 2026-06-09 through 2026-07-29 |
| Mon,Thu,Fri
12:55
Boston Logan (BOS) B
14:45
Saint Louis (STL) 2 Southwest Airlines WN 4917 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-06-04 through 2026-08-03 |
| Sat
13:15
Boston Logan (BOS) B
15:05
Saint Louis (STL) 2 Southwest Airlines WN 4917 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-06-06 through 2026-08-01 |
| Sun
14:15
Boston Logan (BOS) B
16:05
Saint Louis (STL) 2 Southwest Airlines WN 4917 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-06-07 through 2026-08-02 |
| Mon,Thu,Fri
05:00
Boston Logan (BOS) B
06:50
Saint Louis (STL) 2 Southwest Airlines WN 4968 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-08-06 through 2026-09-28 |
| Non-Direct Flights: |
| Fri,Sun
18:50
Boston Logan (BOS) B
22:35
Saint Louis (STL) 2 Southwest Airlines WN 1436 1-stop Boeing 737-700 (Scimitar Winglets) 4:45 Effective 2026-01-02 through 2026-01-04 |
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- A domestic route departing from the Boston Logan airport (BOS) and arriving at Saint Louis airport (STL).
- The flight distance is 1043 miles, or 1679 km.
- The timezone of the departure airport is UTC-5 , 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 2:50 and 3:20.
