Direct flights from Baltimore to Seattle
21 nonstop flights a week on 2 airlines. Zero layovers — one hop from BWI to SEA.
Flight time: about 5h12m nonstop
Which days does it fly?
When does it fly?
Departure times in Baltimore local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Alaska ASA9809 | 5:51a | 4h38m | Sun |
| Alaska ASA786 | 7:12a | 5h16m | Mon, Tue, Wed, Fri |
| Alaska ASA786 | 7:22a | 5h12m | Thu |
| Alaska ASA786 | 7:53a | 5h12m | Sun |
| Southwest SWA1162 | 9:40a | 4h59m | Sat |
| Southwest SWA3190 | 11:02a | 5h11m | Tue |
| Southwest SWA3190 | 11:13a | 5h19m | Wed |
| Southwest SWA868 | 3:53p | 5h3m | Fri |
| Southwest SWA868 | 4:10p | 5h13m | Mon, Thu |
| Southwest SWA1100 | 4:52p | 5h12m | Sun |
| Alaska ASA379 | 6:13p | 5h17m | Wed |
| Alaska ASA379 | 6:22p | 5h30m | Mon, Sun |
| Alaska ASA379 | 6:34p | 5h11m | Fri |
| Alaska ASA379 | 7:39p | 5h17m | Thu |
| Alaska ASA379 | 8:29p | 5h23m | Tue |
| Alaska ASA379 | 9:52p | 5h5m | Sat |
SouthwestThe route
One hop: BWI → SEADrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Baltimore (BWI) to Seattle (SEA)
Baltimore/Washington International Thurgood Marshall Airport (BWI) has 21 nonstop flights a week to Seattle (SEA), operated by Alaska and Southwest. No layovers, no connections — one hop out of BWI and you're there.
This route flies every day of the week, so any travel day works. Route data updated July 2026 from observed departures.
Route data updated July 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Baltimore to Seattle?
The nonstop flight from Baltimore (BWI) to Seattle (SEA) takes about 5h12m in the air, based on recently observed nonstop departures.
How long does it take to drive from Baltimore to Seattle?
Driving from Baltimore to Seattle takes about 40h 18m behind the wheel — roughly 2,764 miles, or about 4 days of real driving. The nonstop flight takes about 5h12m.