Hawaiian Airlines flight HA 6371: Ontario, Los Angeles - Seattle-Tacoma

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Thu,Sun 10:44 Ontario, Los Angeles (ONT) 2 13:35 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:51 Valid until 2026-01-04
Codeshare flight, operated by Alaska Airlines.(AS 654)
Mon,Fri 10:44 Ontario, Los Angeles (ONT) 2 13:35 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 9 (7M9) 2:51 Effective 2026-01-02 through 2026-01-05
Codeshare flight, operated by Alaska Airlines.(AS 654)
Tue 10:44 Ontario, Los Angeles (ONT) 2 13:35 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:51 Operates only on 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 654)
Sat 11:00 Ontario, Los Angeles (ONT) 2 13:51 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 9 (7M9) 2:51 Operates only on 2026-01-03
Codeshare flight, operated by Alaska Airlines.(AS 654)
Wed 11:30 Ontario, Los Angeles (ONT) 2 14:20 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:50 Operates only on 2026-03-18
Codeshare flight, operated by Alaska Airlines.(AS 654)
Daily 11:30 Ontario, Los Angeles (ONT) 2 14:19 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:49 Effective 2026-03-19 through 2026-04-21
Codeshare flight, operated by Alaska Airlines.(AS 654)
Tue,Wed,Fri,Sat 11:53 Ontario, Los Angeles (ONT) 2 14:44 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:51 Effective 2026-01-07 through 2026-01-14
Codeshare flight, operated by Alaska Airlines.(AS 654)
Mon,Thu,Sun 11:53 Ontario, Los Angeles (ONT) 2 14:44 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 9 (7M9) 2:51 Effective 2026-01-08 through 2026-01-12
Codeshare flight, operated by Alaska Airlines.(AS 654)
Tue-Sat 11:53 Ontario, Los Angeles (ONT) 2 14:44 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:51 Effective 2026-01-15 through 2026-02-07
Codeshare flight, operated by Alaska Airlines.(AS 654)
Mon,Sun 11:53 Ontario, Los Angeles (ONT) 2 14:44 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 9 (7M9) 2:51 Effective 2026-01-18 through 2026-02-08
Codeshare flight, operated by Alaska Airlines.(AS 654)
Mon,Tue 11:53 Ontario, Los Angeles (ONT) 2 14:44 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:51 Effective 2026-02-09 through 2026-02-10
Codeshare flight, operated by Alaska Airlines.(AS 654)
Wed 11:53 Ontario, Los Angeles (ONT) 2 14:44 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 9 (7M9) 2:51 Operates only on 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 654)
Mon,Wed-Sun 12:02 Ontario, Los Angeles (ONT) 2 14:52 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:50 Effective 2026-02-12 through 2026-02-23
Codeshare flight, operated by Alaska Airlines.(AS 654)
Tue 12:02 Ontario, Los Angeles (ONT) 2 14:52 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 9 (7M9) 2:50 Operates only on 2026-02-17
Codeshare flight, operated by Alaska Airlines.(AS 654)
Daily 12:02 Ontario, Los Angeles (ONT) 2 14:52 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:50 Effective 2026-02-24 through 2026-03-05
Codeshare flight, operated by Alaska Airlines.(AS 654)
Wed,Fri 12:02 Ontario, Los Angeles (ONT) 2 14:52 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-03-06 through 2026-03-11
Codeshare flight, operated by Alaska Airlines.(AS 654)
Mon,Sat 12:02 Ontario, Los Angeles (ONT) 2 14:52 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 MAX 9 (7M9) 2:50 Effective 2026-03-07 through 2026-03-09
Codeshare flight, operated by Alaska Airlines.(AS 654)
Tue,Thu-Sun 12:02 Ontario, Los Angeles (ONT) 2 14:52 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:50 Effective 2026-03-08 through 2026-03-15
Codeshare flight, operated by Alaska Airlines.(AS 654)
Mon,Tue 12:02 Ontario, Los Angeles (ONT) 2 14:52 Seattle-Tacoma (SEA)
HA 6371 Non-stop Boeing 737 (737) 2:50 Effective 2026-03-16 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 654)


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Hawaiian Airlines flight HA 6371:
Ontario, Los Angeles - Seattle-Tacoma
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Hawaiian Airlines HA6371
10:44
Ontario, Los Angeles (ONT) 2

13:35
Seattle-Tacoma (SEA)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
10:44
Ontario, Los Angeles (ONT) 2

13:35
Seattle-Tacoma (SEA)
Effective 2026-01-02 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
10:44
Ontario, Los Angeles (ONT) 2

13:35
Seattle-Tacoma (SEA)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:00
Ontario, Los Angeles (ONT) 2

13:51
Seattle-Tacoma (SEA)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:30
Ontario, Los Angeles (ONT) 2

14:20
Seattle-Tacoma (SEA)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:30
Ontario, Los Angeles (ONT) 2

14:19
Seattle-Tacoma (SEA)
Effective 2026-03-19 through 2026-04-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:49, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:53
Ontario, Los Angeles (ONT) 2

14:44
Seattle-Tacoma (SEA)
Effective 2026-01-07 through 2026-01-14
Mon
-
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:53
Ontario, Los Angeles (ONT) 2

14:44
Seattle-Tacoma (SEA)
Effective 2026-01-08 through 2026-01-12
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:53
Ontario, Los Angeles (ONT) 2

14:44
Seattle-Tacoma (SEA)
Effective 2026-01-15 through 2026-02-07
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:53
Ontario, Los Angeles (ONT) 2

14:44
Seattle-Tacoma (SEA)
Effective 2026-01-18 through 2026-02-08
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:53
Ontario, Los Angeles (ONT) 2

14:44
Seattle-Tacoma (SEA)
Effective 2026-02-09 through 2026-02-10
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
11:53
Ontario, Los Angeles (ONT) 2

14:44
Seattle-Tacoma (SEA)
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
12:02
Ontario, Los Angeles (ONT) 2

14:52
Seattle-Tacoma (SEA)
Effective 2026-02-12 through 2026-02-23
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
12:02
Ontario, Los Angeles (ONT) 2

14:52
Seattle-Tacoma (SEA)
Operates only on 2026-02-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
12:02
Ontario, Los Angeles (ONT) 2

14:52
Seattle-Tacoma (SEA)
Effective 2026-02-24 through 2026-03-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
12:02
Ontario, Los Angeles (ONT) 2

14:52
Seattle-Tacoma (SEA)
Effective 2026-03-06 through 2026-03-11
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
12:02
Ontario, Los Angeles (ONT) 2

14:52
Seattle-Tacoma (SEA)
Effective 2026-03-07 through 2026-03-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
12:02
Ontario, Los Angeles (ONT) 2

14:52
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-15
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6371
12:02
Ontario, Los Angeles (ONT) 2

14:52
Seattle-Tacoma (SEA)
Effective 2026-03-16 through 2026-03-17
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 654)
Duration: 2:50, non-stop
Boeing 737 (737)
  • HA 6371 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 2:49 and 2:51.
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