JAL flight JL 6389: Ontario, Los Angeles - Seattle-Tacoma

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Fri 06:00 Ontario, Los Angeles (ONT) 2 08:57 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 MAX 9 (7M9) 2:57 Valid until 2026-01-02
Codeshare flight, operated by Alaska Airlines.(AS 607)
Tue-Thu,Sat,Sun 06:00 Ontario, Los Angeles (ONT) 2 08:57 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:57 Valid until 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon 06:00 Ontario, Los Angeles (ONT) 2 08:57 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737-800 (73H) 2:57 Operates only on 2026-01-05
Codeshare flight, operated by Alaska Airlines.(AS 607)
Thu,Sun 06:00 Ontario, Los Angeles (ONT) 2 08:54 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:54 Effective 2026-01-08 through 2026-01-15
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon,Fri 06:00 Ontario, Los Angeles (ONT) 2 08:54 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 MAX 9 (7M9) 2:54 Effective 2026-01-09 through 2026-01-12
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon,Fri,Sun 06:00 Ontario, Los Angeles (ONT) 2 08:54 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:54 Effective 2026-01-16 through 2026-01-25
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon,Thu 06:00 Ontario, Los Angeles (ONT) 2 08:54 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 MAX 9 (7M9) 2:54 Effective 2026-01-22 through 2026-01-26
Codeshare flight, operated by Alaska Airlines.(AS 607)
Thu 06:00 Ontario, Los Angeles (ONT) 2 08:54 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:54 Effective 2026-01-29 through 2026-02-05
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon,Fri,Sun 06:00 Ontario, Los Angeles (ONT) 2 08:54 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 MAX 9 (7M9) 2:54 Effective 2026-01-30 through 2026-02-02
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon,Fri,Sun 06:00 Ontario, Los Angeles (ONT) 2 08:54 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:54 Effective 2026-02-06 through 2026-02-09
Codeshare flight, operated by Alaska Airlines.(AS 607)
Daily 06:00 Ontario, Los Angeles (ONT) 2 08:50 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:50 Effective 2026-03-18 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 607)
Daily 06:00 Ontario, Los Angeles (ONT) 2 08:42 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:42 Effective 2026-05-13 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 599)
Daily 06:00 Ontario, Los Angeles (ONT) 2 08:44 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:44 Effective from 2026-06-10
Codeshare flight, operated by Alaska Airlines.(AS 532)
Mon-Thu,Sat 06:14 Ontario, Los Angeles (ONT) 2 09:09 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 MAX 9 (7M9) 2:55 Effective 2026-02-12 through 2026-02-18
Codeshare flight, operated by Alaska Airlines.(AS 607)
Thu,Fri,Sun 06:14 Ontario, Los Angeles (ONT) 2 09:09 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:55 Effective 2026-02-13 through 2026-02-26
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon-Wed,Fri,Sat 06:14 Ontario, Los Angeles (ONT) 2 09:09 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 MAX 9 (7M9) 2:55 Effective 2026-02-21 through 2026-03-07
Codeshare flight, operated by Alaska Airlines.(AS 607)
Thu,Sun 06:14 Ontario, Los Angeles (ONT) 2 09:09 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:55 Effective 2026-03-01 through 2026-03-05
Codeshare flight, operated by Alaska Airlines.(AS 607)
Mon-Wed,Fri-Sun 06:14 Ontario, Los Angeles (ONT) 2 09:09 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 MAX 9 (7M9) 2:55 Effective 2026-03-08 through 2026-03-16
Codeshare flight, operated by Alaska Airlines.(AS 607)
Tue,Thu 06:14 Ontario, Los Angeles (ONT) 2 09:09 Seattle-Tacoma (SEA)
JL 6389 Non-stop Boeing 737 (73J) 2:55 Effective 2026-03-12 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 607)


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JAL flight JL 6389:
Ontario, Los Angeles - Seattle-Tacoma
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:57
Seattle-Tacoma (SEA)
Valid until 2026-01-02
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:57, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:57
Seattle-Tacoma (SEA)
Valid until 2026-01-06
Mon
-
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:57, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:57
Seattle-Tacoma (SEA)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:57, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:54
Seattle-Tacoma (SEA)
Effective 2026-01-08 through 2026-01-15
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:54, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:54
Seattle-Tacoma (SEA)
Effective 2026-01-09 through 2026-01-12
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:54, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:54
Seattle-Tacoma (SEA)
Effective 2026-01-16 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:54, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:54
Seattle-Tacoma (SEA)
Effective 2026-01-22 through 2026-01-26
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:54, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:54
Seattle-Tacoma (SEA)
Effective 2026-01-29 through 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:54, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:54
Seattle-Tacoma (SEA)
Effective 2026-01-30 through 2026-02-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:54, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:54
Seattle-Tacoma (SEA)
Effective 2026-02-06 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:54, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:50
Seattle-Tacoma (SEA)
Effective 2026-03-18 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:50, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:42
Seattle-Tacoma (SEA)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 599)
Duration: 2:42, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:00
Ontario, Los Angeles (ONT) 2

08:44
Seattle-Tacoma (SEA)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 532)
Duration: 2:44, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:14
Ontario, Los Angeles (ONT) 2

09:09
Seattle-Tacoma (SEA)
Effective 2026-02-12 through 2026-02-18
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:55, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
JAL JL6389
06:14
Ontario, Los Angeles (ONT) 2

09:09
Seattle-Tacoma (SEA)
Effective 2026-02-13 through 2026-02-26
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:55, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:14
Ontario, Los Angeles (ONT) 2

09:09
Seattle-Tacoma (SEA)
Effective 2026-02-21 through 2026-03-07
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:55, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
JAL JL6389
06:14
Ontario, Los Angeles (ONT) 2

09:09
Seattle-Tacoma (SEA)
Effective 2026-03-01 through 2026-03-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:55, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
JAL JL6389
06:14
Ontario, Los Angeles (ONT) 2

09:09
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-16
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:55, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
JAL JL6389
06:14
Ontario, Los Angeles (ONT) 2

09:09
Seattle-Tacoma (SEA)
Effective 2026-03-12 through 2026-03-17
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 607)
Duration: 2:55, non-stop
Boeing 737 (73J)
  • JL 6389 is a domestic flight departing from the Ontario, Los Angeles airport (ONT) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 956 miles, or 1539 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:42 and 2:57.
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