Chicago to Seattle

MDWSEA

Fly from Chicago to Seattle starting at SAR 729 with Southwest Airlines.Best fare available on Sep 6, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Seattle cheapest flights this week

4 Sept
Frontier Airlines
11:50MDW
15:22SEA
2 StopSAR 755VIEW DEAL
4 Sept
Southwest Airlines
18:15MDW
02:45SEA
1 StopSAR 936VIEW DEAL
4 Sept
Southwest Airlines
21:20MDW
01:55SEA
DirectSAR 888VIEW DEAL
5 Sept
Southwest Airlines
18:25MDW
22:55SEA
DirectSAR 840VIEW DEAL
5 Sept
Southwest Airlines
12:40MDW
21:35SEA
1 StopSAR 833VIEW DEAL
5 Sept
Southwest Airlines
06:50MDW
15:10SEA
1 StopSAR 914VIEW DEAL
5 Sept
Southwest Airlines
11:00MDW
16:55SEA
1 StopSAR 966VIEW DEAL
6 Sept
Southwest Airlines
20:30MDW
01:05SEA
DirectSAR 729VIEW DEAL
6 Sept
Southwest Airlines
16:55MDW
21:25SEA
DirectSAR 907VIEW DEAL
7 Sept
Southwest Airlines
15:55MDW
20:20SEA
DirectSAR 1,143VIEW DEAL

Chicago to Seattle monthly flight fare trend

Sep
from SAR 522
Oct
from SAR 496
Nov
from SAR 566
Dec
from SAR 755
Jan
No flights
Feb
No flights

Airport Details

Origin

Chicago

Chicago Midway International Airport (MDW)

Chicago, MDW
Zone

Chicago

Elev

620 ft

Destination

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Flights from Chicago

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