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Cheap flights from Seattle (BFI) to Chicago (CHI)

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How to find the cheapest flight from Seattle (BFI) to Chicago (CHI)

How to find the cheapest flight from Seattle (BFI) to Chicago (CHI)
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How to find the cheapest flight from Seattle (BFI) to Chicago (CHI)
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How to find the cheapest flight from Seattle (BFI) to Chicago (CHI)
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Cheap flights from Seattle to Chicago in November , December 2025

25 Nov - 11 Dec $ 936.00
BFI
Seattle
Air Excursions
2 STOPS
CHI
Chicago
CHI
Chicago
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
28 Nov - 11 Dec $ 968.00
BFI
Seattle
Air Excursions
2 STOPS
CHI
Chicago
CHI
Chicago
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
26 Nov - 11 Dec $ 986.00
BFI
Seattle
Air Excursions
2 STOPS
CHI
Chicago
CHI
Chicago
Air Excursions
2 STOPS
BFI
Seattle
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Last minute flights from Seattle to Chicago

25 Nov - 01 Dec $ 1,181.00
BFI
Seattle
Air Excursions
2 STOPS
CHI
Chicago
CHI
Chicago
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
28 Nov - 01 Dec $ 1,209.00
BFI
Seattle
Air Excursions
2 STOPS
CHI
Chicago
CHI
Chicago
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
26 Nov - 01 Dec $ 1,231.00
BFI
Seattle
Air Excursions
2 STOPS
CHI
Chicago
CHI
Chicago
Air Excursions
2 STOPS
BFI
Seattle
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One-way flights to Chicago from Seattle

2:45 PM - 8:41 AM
Frontier Airlines
2 Stops
17h 31m
BFI - CHI
$ 524
Kiwi
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2:45 PM - 7:12 AM
Sun Country Airlines
2 Stops
16h 17m
BFI - CHI
$ 563
Kiwi
Pick dates
2:45 PM - 6:36 AM
Sun Country Airlines
2 Stops
15h 35m
BFI - CHI
$ 573
Kiwi
Pick dates

How to find the cheapest flight from Seattle (BFI) to Chicago (CHI)

Related info for your journey
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How to find the cheapest flight from Seattle (BFI) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Seattle (BFI) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.