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Cheap flights from Chicago (CHI) to Bilbao (BIO)

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How to find the cheapest flight from Chicago (CHI) to Bilbao (BIO)

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

28 Nov - 17 Dec $ 760.00
CHI
Chicago
TAP Portugal
2 STOPS
BIO
Bilbao
BIO
Bilbao
TAP Portugal
2 STOPS
CHI
Chicago
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30 Nov - 11 Dec $ 1,067.00
CHI
Chicago
Air Europa
1 STOPS
BIO
Bilbao
BIO
Bilbao
Air Europa
2 STOPS
CHI
Chicago
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30 Nov - 05 Dec $ 1,111.00
CHI
Chicago
Turkish Airlines
1 STOPS
BIO
Bilbao
BIO
Bilbao
Turkish Airlines
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Bilbao

28 Nov - 02 Dec $ 1,117.00
CHI
Chicago
LOT Polish Airlines
2 STOPS
BIO
Bilbao
BIO
Bilbao
LOT Polish Airlines
3 STOPS
CHI
Chicago
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22 Nov - 01 Dec $ 1,920.00
CHI
Chicago
Lufthansa
2 STOPS
BIO
Bilbao
BIO
Bilbao
Lufthansa
1 STOPS
CHI
Chicago
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22 Nov - 01 Dec $ 2,163.00
CHI
Chicago
Austrian Airlines
2 STOPS
BIO
Bilbao
BIO
Bilbao
Austrian Airlines
2 STOPS
CHI
Chicago
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One-way flights to Bilbao from Chicago

11:48 AM - 3:00 PM
Air Europa
2 Stops
21h 12m
CHI - BIO
$ 352
Kiwi
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8:25 PM - 10:10 PM
Iberia Airlines
2 Stops
19h 50m
CHI - BIO
$ 379
Kiwi
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8:25 PM - 4:00 PM
TAP Portugal
1 Stops
15h 10m
CHI - BIO
$ 473
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Bilbao (BIO)

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