Bilbao (BIO) to Chicago (ORD) flight deal in economy from $344

American AirlinesAAAmerican AirlinesFinnairAYFinnairBritish AirwaysBABritish AirwaysIberia AirlinesIBIberia Airlines
One Way•Economy
SpainBIO

Bilbao Airport

Bilbao, Spain
United StatesORD

O'Hare International Airport

Chicago, United States
$619 USD
-44%$344 USD
Verified 1 day ago
Fair Availability
21% of dates checked are available within 10% of the lowest price

Wednesday, February 3rd, 2027

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