Starlux Airlines flights from Washington Dulles (IAD) to Seattle-Tacoma (SEA).
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Operates only on 2026-01-07
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Codeshare flight, operated by Alaska Airlines.
(AS 406)
Duration: 6:04, non-stop Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Effective 2026-01-08 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines.
(AS 406)
Duration: 6:04, non-stop Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Effective 2026-02-12 through 2026-02-19
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Codeshare flight, operated by Alaska Airlines.
(AS 406)
Duration: 6:08, non-stop Boeing 737 (73J)
Direct Codeshare Flights:
Operates only on 2026-02-13
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Codeshare flight, operated by Alaska Airlines.
(AS 406)
Duration: 6:08, non-stop Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Effective 2026-02-20 through 2026-03-16
Mon
Tue
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Wed
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Sun
Codeshare flight, operated by Alaska Airlines.
(AS 406)
Duration: 6:08, non-stop Boeing 737 (73J)
Direct Codeshare Flights:
Valid until 2026-01-06
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Sun
Codeshare flight, operated by Alaska Airlines.
(AS 409)
Duration: 5:49, non-stop Boeing 737 (73J)
Direct Codeshare Flights:
Valid until 2026-01-05
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Codeshare flight, operated by Alaska Airlines.
(AS 409)
Duration: 5:49, non-stop Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Operates only on 2026-03-18
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Codeshare flight, operated by Alaska Airlines.
(AS 406)
Duration: 5:45, non-stop Boeing 737 (73J)
Direct Codeshare Flights:
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines.
(AS 406)
Duration: 5:59, non-stop Boeing 737 (73J)
Direct Codeshare Flights:
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines.
(AS 737)
Duration: 5:45, non-stop Boeing 737 (73J)
Direct Codeshare Flights:
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines.
(AS 737)
Duration: 5:48, non-stop Boeing 737 (73J)
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Parallax here IAD-SEA
- A domestic route departing from the Washington Dulles airport (IAD) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 2299 miles, or 3699 km.
- The timezone of the departure airport is UTC-5 , 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 5:45 and 6:08.