Direct flights from Seattle to Chicago
All flights from SEA to MDW non-stop. There are direct flights from Seattle Tacoma International (SEA), Washington, USA to Chicago Midway International (MDW), Illinois, USA with Southwest Airlines. 20 weekly departures are currently scheduled on this route. Departure times range from 00:15 to 23:05 depending on the schedule period. The flight distance is 1738 miles (2796 km). Flight time ranges from 3 hours and 45 minutes to 4 hours and 15 minutes.
Flight schedule from Seattle to Chicago with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-06-08
Seattle to Chicago scheduled departures
Select a date to see every published non-stop departure between SEA and MDW.
SEA - MDW route facts
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Distance1738 miles (2796 km)
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Flight time3 hours and 45 minutes to 4 hours and 15 minutes
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Airline
Southwest -
Airline alliancesLow-cost carrier
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CabinsEconomy
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AircraftBoeing 737-700 Passenger (Scimitar Winglets) , Boeing 737MAX 8 Passenger and Boeing 737-800 (winglets) Passenger/BBJ2
Route FAQ
Direct flights from Seattle to IL, USA
From Seattle to Chicago
ORD Chicago O Hare International
