Cheap Flights From Seattle - Tacoma Intl. (SEA) To CHI-All Airports (CHI)

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Cheapest Flights from Seattle (SEA) to Chicago (CHI)

The cheapest flights to CHI-All Airports found within the past 7 days were CA $234 round trip and CA $117 one way. Prices and availability subject to change. Additional terms may apply.

Sat., Aug. 30 - Sat., Sep. 6
SEA
Seattle
ORD
Chicago
CA $234 Roundtrip, found 22 hours ago
CA $234
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Sat., Aug. 30 from Seattle to Chicago, returning Sat., Sep. 6, priced at CA $234 found 22 hours ago
Sat., May 10 - Sat., May 17
SEA
Seattle
ORD
Chicago
CA $235 Roundtrip, found 2 days ago
CA $235
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat., May 10 from Seattle to Chicago, returning Sat., May 17, priced at CA $235 found 2 days ago
Sat., May 17 - Sat., May 24
SEA
Seattle
ORD
Chicago
CA $238 Roundtrip, found 3 hours ago
CA $238
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat., May 17 from Seattle to Chicago, returning Sat., May 24, priced at CA $238 found 3 hours ago
Sat., May 10 - Sat., May 17
SEA
Seattle
ORD
Chicago
CA $239 Roundtrip, found 2 days ago
CA $239
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat., May 10 from Seattle to Chicago, returning Sat., May 17, priced at CA $239 found 2 days ago
Wed., Aug. 27 - Sun., Aug. 31
SEA
Seattle
ORD
Chicago
CA $242 Roundtrip, found 5 days ago
CA $242
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed., Aug. 27 from Seattle to Chicago, returning Sun., Aug. 31, priced at CA $242 found 5 days ago
Sat., May 17 - Sat., May 24
SEA
Seattle
ORD
Chicago
CA $251 Roundtrip, found 3 hours ago
CA $251
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat., May 17 from Seattle to Chicago, returning Sat., May 24, priced at CA $251 found 3 hours ago
Sun., May 25 - Fri., May 30
SEA
Seattle
ORD
Chicago
CA $252 Roundtrip, found 5 days ago
CA $252
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun., May 25 from Seattle to Chicago, returning Fri., May 30, priced at CA $252 found 5 days ago
Sun., May 25 - Fri., May 30
SEA
Seattle
ORD
Chicago
CA $265 Roundtrip, found 5 days ago
CA $265
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun., May 25 from Seattle to Chicago, returning Fri., May 30, priced at CA $265 found 5 days ago
Wed., Oct. 8 - Fri., Oct. 10
SEA
Seattle
ORD
Chicago
CA $276 Roundtrip, found 2 days ago
CA $276
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed., Oct. 8 from Seattle to Chicago, returning Fri., Oct. 10, priced at CA $276 found 2 days ago
Wed., Jun. 25 - Thu., Jun. 26
SEA
Seattle
ORD
Chicago
CA $278 Roundtrip, found 4 days ago
CA $278
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed., Jun. 25 from Seattle to Chicago, returning Thu., Jun. 26, priced at CA $278 found 4 days ago

Popular Flight Routes from Seattle (SEA)

Travelers at SEA love to visit these top cities. Roam to the top destinations from Seattle (SEA) today with the cheap prices from Travelocity!

Popular Flight Routes from Chicago (CHI)

Travelers at CHI love to visit these top cities. Roam to the top destinations from Chicago(CHI) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.