Hawaiian Airlines flight HA 6661: Seattle-Tacoma - Detroit

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed 08:05 Seattle-Tacoma (SEA) 15:22 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:17 Operates only on 2026-03-18
Codeshare flight, operated by Alaska Airlines.(AS 313)
Daily 08:05 Seattle-Tacoma (SEA) 15:38 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:33 Effective 2026-03-19 through 2026-04-21
Codeshare flight, operated by Alaska Airlines.(AS 313)
Mon,Tue,Thu-Sun 08:30 Seattle-Tacoma (SEA) 15:56 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:26 Valid until 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 313)
Wed-Fri,Sun 09:02 Seattle-Tacoma (SEA) 16:19 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:17 Effective 2026-01-07 through 2026-01-11
Codeshare flight, operated by Alaska Airlines.(AS 313)
Mon-Sat 09:02 Seattle-Tacoma (SEA) 16:19 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 MAX 9 (7M9) 4:17 Effective 2026-01-10 through 2026-01-17
Codeshare flight, operated by Alaska Airlines.(AS 313)
Mon-Wed,Sat,Sun 09:02 Seattle-Tacoma (SEA) 16:19 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 MAX 9 (7M9) 4:17 Effective 2026-01-18 through 2026-01-24
Codeshare flight, operated by Alaska Airlines.(AS 313)
Mon,Thu,Fri,Sun 09:02 Seattle-Tacoma (SEA) 16:19 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:17 Effective 2026-01-22 through 2026-02-02
Codeshare flight, operated by Alaska Airlines.(AS 313)
Tue,Wed,Sat 09:02 Seattle-Tacoma (SEA) 16:19 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 MAX 9 (7M9) 4:17 Effective 2026-01-27 through 2026-02-04
Codeshare flight, operated by Alaska Airlines.(AS 313)
Tue,Thu,Sat 09:02 Seattle-Tacoma (SEA) 16:19 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 MAX 9 (7M9) 4:17 Effective 2026-02-05 through 2026-02-10
Codeshare flight, operated by Alaska Airlines.(AS 313)
Mon,Wed,Fri,Sun 09:02 Seattle-Tacoma (SEA) 16:19 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:17 Effective 2026-02-06 through 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 313)
Daily 09:12 Seattle-Tacoma (SEA) 16:26 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:14 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by Alaska Airlines.(AS 313)
Sat 09:12 Seattle-Tacoma (SEA) 16:26 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 MAX 9 (7M9) 4:14 Operates only on 2026-03-07
Codeshare flight, operated by Alaska Airlines.(AS 313)
Mon-Fri,Sun 09:12 Seattle-Tacoma (SEA) 16:26 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:14 Effective 2026-03-08 through 2026-03-13
Codeshare flight, operated by Alaska Airlines.(AS 313)
Sat,Sun 09:12 Seattle-Tacoma (SEA) 16:26 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 MAX 9 (7M9) 4:14 Effective 2026-03-14 through 2026-03-15
Codeshare flight, operated by Alaska Airlines.(AS 313)
Tue 09:12 Seattle-Tacoma (SEA) 16:26 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 (737) 4:14 Operates only on 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 313)
Mon 09:29 Seattle-Tacoma (SEA) 16:43 Detroit (DTW) E
HA 6661 Non-stop Boeing 737 MAX 9 (7M9) 4:14 Operates only on 2026-03-16
Codeshare flight, operated by Alaska Airlines.(AS 313)
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Hawaiian Airlines flight HA 6661:
Seattle-Tacoma - Detroit
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Hawaiian Airlines HA6661
08:05
Seattle-Tacoma (SEA)

15:22
Detroit (DTW) E
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
08:05
Seattle-Tacoma (SEA)

15:38
Detroit (DTW) E
Effective 2026-03-19 through 2026-04-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:33, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
08:30
Seattle-Tacoma (SEA)

15:56
Detroit (DTW) E
Valid until 2026-01-06
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:26, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:02
Seattle-Tacoma (SEA)

16:19
Detroit (DTW) E
Effective 2026-01-07 through 2026-01-11
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:02
Seattle-Tacoma (SEA)

16:19
Detroit (DTW) E
Effective 2026-01-10 through 2026-01-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:02
Seattle-Tacoma (SEA)

16:19
Detroit (DTW) E
Effective 2026-01-18 through 2026-01-24
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:02
Seattle-Tacoma (SEA)

16:19
Detroit (DTW) E
Effective 2026-01-22 through 2026-02-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:02
Seattle-Tacoma (SEA)

16:19
Detroit (DTW) E
Effective 2026-01-27 through 2026-02-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:02
Seattle-Tacoma (SEA)

16:19
Detroit (DTW) E
Effective 2026-02-05 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:02
Seattle-Tacoma (SEA)

16:19
Detroit (DTW) E
Effective 2026-02-06 through 2026-02-11
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:17, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:12
Seattle-Tacoma (SEA)

16:26
Detroit (DTW) E
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:14, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:12
Seattle-Tacoma (SEA)

16:26
Detroit (DTW) E
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:14, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:12
Seattle-Tacoma (SEA)

16:26
Detroit (DTW) E
Effective 2026-03-08 through 2026-03-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:14, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:12
Seattle-Tacoma (SEA)

16:26
Detroit (DTW) E
Effective 2026-03-14 through 2026-03-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:14, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:12
Seattle-Tacoma (SEA)

16:26
Detroit (DTW) E
Operates only on 2026-03-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:14, non-stop
Boeing 737 (737)
Direct Codeshare Flights:
Hawaiian Airlines HA6661
09:29
Seattle-Tacoma (SEA)

16:43
Detroit (DTW) E
Operates only on 2026-03-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 313)
Duration: 4:14, non-stop
Boeing 737 MAX 9 (7M9)
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Parallax here SEA-DTW
  • HA 6661 is a domestic flight departing from the Seattle-Tacoma airport (SEA) and arriving at Detroit airport (DTW).
  • The flight distance is 1921 miles, or 3091 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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 4:14 and 4:33.
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