Direct flights from Seattle to Chicago
18 nonstop flights a week on 1 airline. Zero layovers — one hop from SEA to MDW.
Flight time: about 3h30m 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 |
|---|---|---|---|
| Southwest SWA662 | 5:29a | 3h45m | Fri |
| Southwest SWA1396 | 5:30a | 3h38m | Tue |
| Southwest SWA662 | 5:40a | 3h24m | Mon |
| Southwest SWA1396 | 5:42a | 3h31m | Wed |
| Southwest SWA2194 | 5:45a | 3h37m | Sun |
| Southwest SWA2194 | 7:56a | 3h46m | Sat |
| Southwest SWA3628 | 10:41a | 3h30m | Sun |
| Southwest SWA247 | 11:13a | 3h16m | Wed |
| Southwest SWA142 | 11:23a | 3h25m | Mon |
| Southwest SWA247 | 11:27a | 3h25m | Tue |
| Southwest SWA142 | 11:53a | 3h27m | Fri |
| Southwest SWA3534 | 11:20p | 3h27m | Mon |
| Southwest SWA3534 | 11:31p | 3h28m | Wed |
| Southwest SWA3534 | 11:44p | 3h32m | Thu–Sat |
| Southwest SWA3534 | 11:50p | 3h32m | Tue, Sun |
Southwest
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The route
One hop: SEA → MDWDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Seattle (SEA) to Chicago (MDW)
Seattle–Tacoma International Airport (SEA) has 18 nonstop flights a week to Chicago (MDW), operated by Southwest. 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 Chicago?
The nonstop flight from Seattle (SEA) to Chicago (MDW) takes about 3h30m in the air, based on recently observed nonstop departures.
How long does it take to drive from Seattle to Chicago?
Driving from Seattle to Chicago takes about 29h 47m behind the wheel — roughly 2,063 miles, or about 3 days of real driving. The nonstop flight takes about 3h30m.