Seattle to Chicago
SEAMDW
Fly from Seattle to Chicago starting at SAR 677 with Southwest Airlines.
Best fare available on Aug 14, 2026.
Limited seats. Better plans. Book before it's gone.
Seattle to Chicago cheapest flights this week
Seattle to Chicago monthly flight fare trend
Jun
No flights
Jul
from SAR 714
Aug
from SAR 677
Sep
from SAR 677
Oct
No flights
Nov
No flights
Airport Details
Origin
Seattle
Seattle–Tacoma International Airport (SEA)
Seattle, SEA
Zone
Los Angeles
Elev
433 ft
Destination
Chicago
Chicago Midway International Airport (MDW)
Chicago, MDW
Zone
Chicago
Elev
620 ft
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