Chicago to Seattle

ORDSEA

Fly from Chicago to Seattle starting at SAR 451 with American Airlines.Best fare available on Aug 19, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Seattle cheapest flights this week

12 Aug
Frontier Airlines
07:29ORD
13:04SEA
1 StopSAR 836VIEW DEAL
12 Aug
Alaska Airlines
17:42ORD
22:21SEA
DirectSAR 540VIEW DEAL
13 Aug
Alaska Airlines
20:20ORD
01:04SEA
DirectSAR 855VIEW DEAL
15 Aug
Frontier Airlines
21:57ORD
11:04SEA
1 StopSAR 592VIEW DEAL
16 Aug
Frontier Airlines
07:29ORD
13:04SEA
1 StopSAR 729VIEW DEAL
17 Aug
Frontier Airlines
21:57ORD
11:19SEA
1 StopSAR 588VIEW DEAL
19 Aug
American Airlines
21:11ORD
01:59SEA
DirectSAR 451VIEW DEAL
20 Aug
Frontier Airlines
20:11ORD
12:39SEA
1 StopSAR 562VIEW DEAL
21 Aug
Frontier Airlines
21:10ORD
11:19SEA
2 StopSAR 614VIEW DEAL
22 Aug
Frontier Airlines
14:41ORD
11:19SEA
1 StopSAR 592VIEW DEAL

Chicago to Seattle monthly flight fare trend

Aug
from SAR 359
Sep
from SAR 400
Oct
from SAR 411
Nov
No flights
Dec
from SAR 659
Jan
No flights

Airport Details

Origin

Chicago

Chicago O'Hare International Airport (ORD)

Chicago, ORD
Zone

Chicago

Elev

680 ft

Destination

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

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