Direct flights from Detroit to Seattle

48 nonstop flights a week on 2 airlines. Zero layovers — one hop from DTW to SEA.

Flight time: about 4h21m nonstop

Which days does it fly?

When does it fly?

Departure times in Detroit local time, from flights observed over the last 7 days.

Flight	Departs	Duration	Days
Delta DAL732	6:03a	4h22m	Mon, Wed, Thu, Fri
Delta DAL732	6:07a	4h11m	Sun
Delta DAL732	6:32a	4h25m	Tue
Alaska ASA344	7:10a	4h22m	Tue, Wed, Fri, Sun
Alaska ASA344	7:18a	4h17m	Mon, Sat
Alaska ASA344	7:44a	4h25m	Thu
Delta DAL734	8:39a	4h19m	Tue–Thu
Delta DAL734	8:45a	4h18m	Mon, Sat, Sun
Delta DAL734	9:03a	4h29m	Fri
Delta DAL728	1:02p	4h24m	Wed, Thu, Sun
Delta DAL728	1:06p	4h14m	Mon, Tue, Fri, Sat
Delta DAL944	5:02p	4h25m	Tue, Sun
Delta DAL944	5:08p	4h18m	Mon, Wed, Thu, Sat
Delta DAL944	5:31p	4h1m	Fri
Alaska ASA313	5:40p	4h38m	Wed, Sat
Alaska ASA313	5:49p	4h30m	Tue, Fri, Sun
Alaska ASA313	6:10p	4h27m	Mon, Thu
Delta DAL565	8:24p	4h19m	Mon, Wed, Sat
Delta DAL565	8:31p	4h19m	Thu–Fri
Delta DAL565	8:43p	4h21m	Tue
Delta DAL565	8:53p	4h13m	Sun

Alaska

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The route

One hop: DTW → SEA

Nonstop from Detroit (DTW) to Seattle (SEA)

Detroit Metropolitan Wayne County Airport (DTW) has 48 nonstop flights a week to Seattle (SEA), operated by Alaska and Delta. No layovers, no connections — one hop out of DTW and you're there.

This route flies every day of the week, so any travel day works. Route data updated October 2026 from observed departures.

Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.

How long is the flight from Detroit to Seattle?

The nonstop flight from Detroit (DTW) to Seattle (SEA) takes about 4h21m in the air, based on recently observed nonstop departures.

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