Direct flights from Seattle to Detroit
48 nonstop flights a week on 2 airlines. Zero layovers — one hop from SEA to DTW.
Flight time: about 3h44m nonstop
Which days does it fly?
When does it fly?
Departure times in Seattle local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Delta DAL812 | 6:08a | 3h45m | Mon, Tue, Wed, Thu, Fri, Sun |
| Delta DAL812 | 6:22a | 3h46m | Sat |
| Alaska ASA313 | 9:30a | 3h49m | Fri–Sun |
| Alaska ASA313 | 9:43a | 3h52m | Tue–Wed |
| Delta DAL2324 | 9:49a | 3h33m | Wed |
| Alaska ASA313 | 9:49a | 3h29m | Thu |
| Alaska ASA313 | 10:02a | 3h53m | Mon |
| Delta DAL2324 | 10:02a | 3h46m | Mon |
| Delta DAL2324 | 10:06a | 3h37m | Thu, Sun |
| Delta DAL2324 | 10:19a | 3h47m | Fri |
| Delta DAL2324 | 10:26a | 3h33m | Tue |
| Delta DAL1706 | 12:01p | 3h44m | Thu, Sat |
| Delta DAL1706 | 12:10p | 3h43m | Sun |
| Delta DAL1706 | 12:24p | 3h34m | Wed |
| Delta DAL1706 | 12:29p | 3h44m | Tue, Fri |
| Delta DAL1706 | 12:35p | 3h54m | Mon |
| Delta DAL533 | 2:50p | 3h46m | Sat |
| Delta DAL533 | 3:10p | 3h41m | Mon, Wed, Sun |
| Delta DAL533 | 3:23p | 3h39m | Tue |
| Delta DAL533 | 3:28p | 3h44m | Thu–Fri |
| Alaska ASA343 | 10:13p | 3h53m | Tue, Sun |
| Alaska ASA343 | 10:15p | 3h39m | Mon, Wed, Sat |
| Alaska ASA343 | 10:41p | 3h46m | Thu–Fri |
| Delta DAL810 | 11:21p | 3h46m | Sat |
| Delta DAL810 | 11:26p | 3h44m | Thu–Fri |
| Delta DAL810 | 11:39p | 3h41m | Tue, Wed, Sun |
| Delta DAL810 | 11:46p | 3h41m | Mon |
DeltaThe route
One hop: SEA → DTWDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Seattle (SEA) to Detroit (DTW)
Seattle–Tacoma International Airport (SEA) has 48 nonstop flights a week to Detroit (DTW), operated by Alaska and Delta. No layovers, no connections — one hop out of SEA 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 Seattle to Detroit?
The nonstop flight from Seattle (SEA) to Detroit (DTW) takes about 3h44m in the air, based on recently observed nonstop departures.