Seattle to Chicago
SEAORD
Fly from Seattle to Chicago starting at USD 169 with American 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
May
from USD 121
Jun
No flights
Jul
from USD 214
Aug
from USD 169
Sep
from USD 177
Oct
No flights
Airport Details
Origin
Seattle
Seattle–Tacoma International Airport (SEA)
Seattle, SEA
Zone
Los Angeles
Elev
433 ft
Destination
Chicago
Chicago O'Hare International Airport (ORD)
Chicago, ORD
Zone
Chicago
Elev
680 ft
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