All airlines flying from Seattle-Tacoma (SEA) to Saint Louis (STL).
| FLIGHT SCHEDULE |
|---|
| Non-Direct Flights: |
| Sun
06:30
Seattle-Tacoma (SEA)
14:50
Saint Louis (STL) 2 Southwest Airlines WN 2650 1-stop Boeing 737 MAX 8 (7M8) 6:20 Effective 2026-04-12 through 2026-05-17 |
| Sun
06:30
Seattle-Tacoma (SEA)
14:50
Saint Louis (STL) 2 Southwest Airlines WN 2650 1-stop Boeing 737 MAX 8 (7M8) 6:20 Operates only on 2026-05-31 |
| Mon,Thu,Fri
17:20
Seattle-Tacoma (SEA)
01:50
Saint Louis (STL) 2 Southwest Airlines WN 3354 1-stop Boeing 737 MAX 8 (7M8) 6:30 Effective 2026-06-04 through 2026-08-03 The flight arrives 1 day after departure. |
| Direct Codeshare Flights: |
| Fri
17:00
Seattle-Tacoma (SEA)
22:46
Saint Louis (STL) 1 Qatar Airways QR 2103 Non-stop Boeing 737 MAX 9 (7M9) 3:46 Operates only on 2026-01-09 Codeshare flight, operated by Alaska Airlines.(AS 388) |
| Fri
17:00
Seattle-Tacoma (SEA)
22:46
Saint Louis (STL) 1 Qatar Airways QR 2103 Non-stop Boeing 737 (73J) 3:46 Operates only on 2026-01-16 Codeshare flight, operated by Alaska Airlines.(AS 388) |
| Fri
17:00
Seattle-Tacoma (SEA)
22:46
Saint Louis (STL) 1 Qatar Airways QR 2103 Non-stop Boeing 737 MAX 9 (7M9) 3:46 Effective 2026-01-23 through 2026-02-06 Codeshare flight, operated by Alaska Airlines.(AS 388) |
| Tue
18:00
Seattle-Tacoma (SEA)
23:55
Saint Louis (STL) 1 Finnair AY 2545 Non-stop Boeing 737 (73J) 3:55 Effective 2026-04-28 through 2026-05-05 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Tue,Sun
18:00
Seattle-Tacoma (SEA)
23:55
Saint Louis (STL) 1 Finnair AY 2545 Non-stop Boeing 737 (73J) 3:55 Effective 2026-05-10 through 2026-05-12 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Tue,Fri,Sun
18:04
Seattle-Tacoma (SEA)
00:04
Saint Louis (STL) 1 Finnair AY 2545 Non-stop Boeing 737 (73J) 4:00 Effective 2026-05-15 through 2026-06-09 Codeshare flight, operated by Alaska Airlines.(AS 615) The flight arrives 1 day after departure. |
| Tue,Fri,Sun
18:06
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Finnair AY 2545 Non-stop Boeing 737 (73J) 3:53 Effective 2026-06-12 through 2026-08-14 Codeshare flight, operated by Alaska Airlines.(AS 472) |
| Mon,Fri
18:06
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Finnair AY 2545 Non-stop Boeing 737 (73J) 3:53 Effective 2026-08-17 through 2026-09-28 Codeshare flight, operated by Alaska Airlines.(AS 472) |
| Tue-Thu,Sun
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:59 Effective 2026-01-07 through 2026-01-15 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Fri
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 8 (7M8) 3:59 Operates only on 2026-01-09 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon,Sun
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:59 Effective 2026-01-12 through 2026-01-19 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Tue-Fri
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:59 Effective 2026-01-16 through 2026-01-22 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon,Fri,Sun
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:59 Effective 2026-01-23 through 2026-01-30 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Tue-Thu,Sun
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:59 Effective 2026-01-27 through 2026-02-05 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 8 (7M8) 3:59 Operates only on 2026-02-02 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Fri,Sun
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:59 Effective 2026-02-06 through 2026-02-08 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:59 Operates only on 2026-02-09 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Tue,Wed
07:55
Seattle-Tacoma (SEA)
13:54
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 8 (7M8) 3:59 Effective 2026-02-10 through 2026-02-11 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Tue-Fri
07:55
Seattle-Tacoma (SEA)
13:51
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:56 Effective 2026-02-12 through 2026-02-19 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon,Sat
07:55
Seattle-Tacoma (SEA)
13:51
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:56 Effective 2026-02-14 through 2026-02-21 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Fri
07:55
Seattle-Tacoma (SEA)
13:51
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 8 (7M8) 3:56 Operates only on 2026-02-20 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon-Fri
07:55
Seattle-Tacoma (SEA)
13:51
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:56 Effective 2026-02-23 through 2026-03-06 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Sat
07:55
Seattle-Tacoma (SEA)
13:51
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:56 Operates only on 2026-02-28 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon-Sat
07:55
Seattle-Tacoma (SEA)
13:51
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:56 Effective 2026-03-07 through 2026-03-14 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Mon,Tue
07:55
Seattle-Tacoma (SEA)
13:51
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:56 Effective 2026-03-16 through 2026-03-17 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Wed
08:00
Seattle-Tacoma (SEA)
13:52
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:52 Operates only on 2026-03-18 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Daily
08:00
Seattle-Tacoma (SEA)
14:11
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 4:11 Effective 2026-03-19 through 2026-05-12 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Sun
08:25
Seattle-Tacoma (SEA)
14:23
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 MAX 9 (7M9) 3:58 Effective 2026-02-15 through 2026-03-15 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Daily
10:28
Seattle-Tacoma (SEA)
16:26
Saint Louis (STL) 1 Air Tahiti Nui TN 2684 Non-stop Boeing 737 (73J) 3:58 Valid until 2026-01-06 Codeshare flight, operated by Alaska Airlines.(AS 388) |
| Sat
17:56
Seattle-Tacoma (SEA)
23:50
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737-800 (73H) 3:54 Operates only on 2026-01-03 Codeshare flight, operated by Alaska Airlines.(AS 472) |
| Wed
18:00
Seattle-Tacoma (SEA)
23:56
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 (73J) 3:56 Operates only on 2026-03-18 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Daily
18:00
Seattle-Tacoma (SEA)
23:55
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 (73J) 3:55 Effective 2026-03-19 through 2026-05-12 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Mon,Tue,Sun
18:05
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 MAX 9 (7M9) 3:54 Valid until 2026-01-04 Codeshare flight, operated by Alaska Airlines.(AS 472) |
| Mon,Wed-Fri
18:05
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 (73J) 3:54 Valid until 2026-01-05 Codeshare flight, operated by Alaska Airlines.(AS 472) |
| Tue
18:05
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 MAX 9 (7M9) 3:54 Operates only on 2026-01-06 Codeshare flight, operated by Alaska Airlines.(AS 1444) |
| Thu,Fri,Sun
18:07
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 (73J) 3:52 Effective 2026-02-12 through 2026-02-22 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Mon
18:07
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 MAX 9 (7M9) 3:52 Operates only on 2026-02-16 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Mon,Thu,Fri,Sun
18:07
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 (73J) 3:52 Effective 2026-02-23 through 2026-03-06 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Mon,Fri,Sun
18:07
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 (73J) 3:52 Effective 2026-03-08 through 2026-03-15 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Thu
18:07
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737 MAX 9 (7M9) 3:52 Operates only on 2026-03-12 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Mon
18:07
Seattle-Tacoma (SEA)
23:59
Saint Louis (STL) 1 Air Tahiti Nui TN 2685 Non-stop Boeing 737-800 (73H) 3:52 Operates only on 2026-03-16 Codeshare flight, operated by Alaska Airlines.(AS 615) |
| Daily
18:04
Seattle-Tacoma (SEA)
00:04
Saint Louis (STL) 1 Air Tahiti Nui TN 2690 Non-stop Boeing 737 (73J) 4:00 Effective 2026-05-13 through 2026-06-09 Codeshare flight, operated by Alaska Airlines.(AS 615) The flight arrives 1 day after departure. |
| Daily
08:11
Seattle-Tacoma (SEA)
14:07
Saint Louis (STL) 1 Air Tahiti Nui TN 2692 Non-stop Boeing 737 (73J) 3:56 Effective 2026-05-13 through 2026-06-09 Codeshare flight, operated by Alaska Airlines.(AS 618) |
| Daily
11:25
Seattle-Tacoma (SEA)
17:22
Saint Louis (STL) 1 Air Tahiti Nui TN 2696 Non-stop Boeing 737 (73J) 3:57 Effective 2026-05-13 through 2026-06-09 Codeshare flight, operated by Alaska Airlines.(AS 647) |
| Daily
12:46
Seattle-Tacoma (SEA)
18:37
Saint Louis (STL) 1 Air Tahiti Nui TN 2699 Non-stop Boeing 737 (73J) 3:51 Effective 2026-06-10 through 2026-10-02 Codeshare flight, operated by Alaska Airlines.(AS 291) |
| Daily
08:32
Seattle-Tacoma (SEA)
14:26
Saint Louis (STL) 1 Air Tahiti Nui TN 2701 Non-stop Boeing 737 (73J) 3:54 Effective from 2026-06-10 Codeshare flight, operated by Alaska Airlines.(AS 388) |
| Fri
17:00
Seattle-Tacoma (SEA)
22:46
Saint Louis (STL) 1 Air Tahiti Nui TN 2701 Non-stop Boeing 737 MAX 9 (7M9) 3:46 Operates only on 2026-01-09 Codeshare flight, operated by Alaska Airlines.(AS 388) |
- A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Saint Louis airport (STL).
- The flight distance is 1704 miles, or 2743 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 3:46 and 4:11.
