JAL flights from Saint Louis (STL) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:26 Valid until 2024-09-14
Codeshare flight, operated by Alaska Airlines.(AS 473)
Sun 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-900 (739) 4:26 Operates only on 2024-09-15
Codeshare flight, operated by Alaska Airlines.(AS 473)
Daily 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:26 Effective 2024-09-16 through 2024-09-27
Codeshare flight, operated by Alaska Airlines.(AS 473)
Sat 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-900 (739) 4:26 Operates only on 2024-09-28
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Sun 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:26 Effective 2024-09-29 through 2024-09-30
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Tue,Thu,Sat,Sun 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:31 Effective 2024-10-01 through 2024-10-08
Codeshare flight, operated by Alaska Airlines.(AS 473)
Wed 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-900 (739) 4:31 Operates only on 2024-10-02
Codeshare flight, operated by Alaska Airlines.(AS 473)
Wed-Fri 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 MAX 9 (7M9) 4:31 Effective 2024-10-04 through 2024-10-10
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Tue,Thu-Sun 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:31 Effective 2024-10-11 through 2024-10-18
Codeshare flight, operated by Alaska Airlines.(AS 473)
Wed,Sat 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 MAX 9 (7M9) 4:31 Effective 2024-10-16 through 2024-10-23
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Tue,Thu,Fri,Sun 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:31 Effective 2024-10-20 through 2024-10-25
Codeshare flight, operated by Alaska Airlines.(AS 473)
Sat 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-900 (739) 4:31 Operates only on 2024-10-26
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Tue,Thu-Sun 07:00 Saint Louis (STL) 1 09:36 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 MAX 9 (7M9) 4:36 Effective 2024-10-27 through 2024-11-02
Codeshare flight, operated by Alaska Airlines.(AS 473)
Wed,Sun 07:00 Saint Louis (STL) 1 09:36 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:36 Effective 2024-10-30 through 2024-11-06
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Thu,Sun 07:00 Saint Louis (STL) 1 09:36 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-800 (73H) 4:36 Effective 2024-11-04 through 2024-11-11
Codeshare flight, operated by Alaska Airlines.(AS 473)
Tue,Fri,Sat 07:00 Saint Louis (STL) 1 09:36 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 MAX 9 (7M9) 4:36 Effective 2024-11-05 through 2024-11-12
Codeshare flight, operated by Alaska Airlines.(AS 473)
Wed 07:00 Saint Louis (STL) 1 09:36 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:36 Effective 2024-11-13 through 2024-11-20
Codeshare flight, operated by Alaska Airlines.(AS 473)
Tue,Thu-Sun 07:00 Saint Louis (STL) 1 09:36 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 MAX 9 (7M9) 4:36 Effective 2024-11-14 through 2024-11-21
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon 07:00 Saint Louis (STL) 1 09:36 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-800 (73H) 4:36 Operates only on 2024-11-18
Codeshare flight, operated by Alaska Airlines.(AS 473)
Thu,Fri,Sun 07:00 Saint Louis (STL) 1 09:33 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 MAX 9 (7M9) 4:33 Effective 2024-11-22 through 2024-11-29
Codeshare flight, operated by Alaska Airlines.(AS 473)
Sat 07:00 Saint Louis (STL) 1 09:33 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:33 Operates only on 2024-11-23
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Sat 07:00 Saint Louis (STL) 1 09:33 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-800 (73H) 4:33 Effective 2024-11-25 through 2024-11-30
Codeshare flight, operated by Alaska Airlines.(AS 473)
Tue 07:00 Saint Louis (STL) 1 09:31 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:31 Operates only on 2024-11-26
Codeshare flight, operated by Alaska Airlines.(AS 473)
Mon,Wed 07:00 Saint Louis (STL) 1 09:33 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737-900 (739) 4:33 Effective 2024-11-27 through 2024-12-02
Codeshare flight, operated by Alaska Airlines.(AS 473)
Sun 07:00 Saint Louis (STL) 1 09:33 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:33 Operates only on 2024-12-01
Codeshare flight, operated by Alaska Airlines.(AS 473)
Tue 07:00 Saint Louis (STL) 1 09:34 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 MAX 9 (7M9) 4:34 Operates only on 2024-12-03
Codeshare flight, operated by Alaska Airlines.(AS 473)
Daily 07:00 Saint Louis (STL) 1 09:34 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:34 Effective 2024-12-04 through 2024-12-18
Codeshare flight, operated by Alaska Airlines.(AS 473)
Daily 07:00 Saint Louis (STL) 1 09:38 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:38 Effective 2024-12-19 through 2025-01-05
Codeshare flight, operated by Alaska Airlines.(AS 473)
Daily 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:26 Effective from 2025-03-19
Codeshare flight, operated by Alaska Airlines.(AS 473)
Daily 09:15 Saint Louis (STL) 1 11:57 Seattle-Tacoma (SEA)
JAL JL 5439 Non-stop Boeing 737 (73J) 4:42 Effective 2025-03-09 through 2025-03-18
Codeshare flight, operated by Alaska Airlines.(AS 504)


JAL flights from Saint Louis (STL) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Valid until 2024-09-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:26, non-stop
Boeing 737 (73J)

Operates only on 2024-09-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:26, non-stop
Boeing 737-900 (739)

Effective 2024-09-16 through 2024-09-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:26, non-stop
Boeing 737 (73J)

Operates only on 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:26, non-stop
Boeing 737-900 (739)

Effective 2024-09-29 through 2024-09-30
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:26, non-stop
Boeing 737 (73J)

Effective 2024-10-01 through 2024-10-08
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737 (73J)

Operates only on 2024-10-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737-900 (739)

Effective 2024-10-04 through 2024-10-10
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-11 through 2024-10-18
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737 (73J)

Effective 2024-10-16 through 2024-10-23
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-20 through 2024-10-25
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737 (73J)

Operates only on 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737-900 (739)

Effective 2024-10-27 through 2024-11-02
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:36, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-30 through 2024-11-06
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:36, non-stop
Boeing 737 (73J)

Effective 2024-11-04 through 2024-11-11
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:36, non-stop
Boeing 737-800 (73H)

Effective 2024-11-05 through 2024-11-12
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:36, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-11-13 through 2024-11-20
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:36, non-stop
Boeing 737 (73J)

Effective 2024-11-14 through 2024-11-21
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:36, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-11-18
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:36, non-stop
Boeing 737-800 (73H)

Effective 2024-11-22 through 2024-11-29
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:33, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-11-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:33, non-stop
Boeing 737 (73J)

Effective 2024-11-25 through 2024-11-30
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:33, non-stop
Boeing 737-800 (73H)

Operates only on 2024-11-26
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:31, non-stop
Boeing 737 (73J)

Effective 2024-11-27 through 2024-12-02
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:33, non-stop
Boeing 737-900 (739)

Operates only on 2024-12-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:33, non-stop
Boeing 737 (73J)

Operates only on 2024-12-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:34, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-12-04 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:34, non-stop
Boeing 737 (73J)

Effective 2024-12-19 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:38, non-stop
Boeing 737 (73J)

Effective from 2025-03-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 473)
Duration: 4:26, non-stop
Boeing 737 (73J)

Effective 2025-03-09 through 2025-03-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 504)
Duration: 4:42, non-stop
Boeing 737 (73J)
  • A domestic route departing from the Saint Louis airport (STL) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 1704 miles, or 2743 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . 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 4:26 and 4:42.