Air FranceAF
Flights AF2828 varies Tu We Th Fr Sa · AF2599 varies Mo Su
live
Direct flights from Detroit (DTW) to Seattle (SEA): 35 nonstop departures observed each week across 5 airlines. 100% of the last 13 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 13 tracked flights. The nonstop covers 3,093 km, an estimated 4 hours 28 minutes in the air. Measured by Pro Flight Search from live flight boards at Detroit and Seattle. Updated 6 September 2026 at 22:23 UTC.
DTW
Detroit
smooth · +0
SEA
Seattle
smooth · +0
3,093 km · ~4h 28m est.
Runs reliable · 5 airlines · 35x weekly · nonstop
100% on time
of the last 13 operated DTW → SEA flights arrived within 15 minutes
Median arrival delay is +0 min. 0 of 13 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+0 minacross the last 13 operated legs
Flight time~4h 28mestimated from route distance
Weekly departures35x5 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 13
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Air FranceAlaska AirlinesAmerican AirlinesDelta Air Lines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysAlaska AirlinesAS
American AirlinesAA
Flights AA7482 varies daily · AA9290 varies daily
Delta Air LinesDL
Flights DL814 06:00 daily · DL734 08:30 daily · DL728 12:35 daily · DL944 16:49 daily
WestJetWS
Flights WS8788 varies daily · WS8514 varies daily · WS8383 varies Mo Tu We Sa Su · WS8492 varies We Th Fr Su
History
operated legs · board outcomes09-06AA7482departed+0
09-06AA9290departed+0
09-06AF2599departed+0
09-06WS8383departed+0
09-06WS8396departed+0
09-06WS8514departed+0
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at SEA: 33% odds of a 15+ minute delay, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Detroit to Seattle route actually runs
Pro Flight Search records official board updates for nonstop DTW to SEA flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Detroit (DTW) to Seattle (SEA) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/DTW-SEA
DTW to SEA questions
Is DTW–SEA running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on DTW–SEA?
Operators schedule morning departures around 06:00 and evening departures around 20:05 from DTW. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SEA delay card to confirm conditions when you'd arrive.
How long is the flight from DTW to SEA?
Great-circle distance is 3,093 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 248–295 min gate-to-gate on this route.
How often does DTW–SEA fly?
5 carriers operate this route, around 111 flights a week between them. Compare carrier days and times in the airline list above.
.