Seattle to Chicago
SEAORD
Fly from Seattle to Chicago starting at USD 121 with AA.
Best fare available on May 13, 2026.
Limited seats. Better plans. Book before it's gone.
Seattle to Chicago cheapest flights this week
13 May
AA
23:33SEA
--:--ORD
Direct$121VIEW DEAL
12 Jul
AA
23:56SEA
--:--ORD
Direct$214VIEW DEAL
14 Aug
AA
06:10SEA
--:--ORD
Direct$169VIEW DEAL
13 Sept
AS
17:48SEA
--:--ORD
Direct$177VIEW DEAL
Seattle to Chicago monthly flight fare trend
Apr
No flights
May
from USD 121
Jun
No flights
Jul
from USD 214
Aug
from USD 169
Sep
from USD 177
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
