Bilbao (BIO) to Chicago (ORD) flight deal in economy from $399

American AirlinesAAAmerican AirlinesFinnairAYFinnairBritish AirwaysBABritish AirwaysIberia AirlinesIBIberia Airlines
Round Trip•Economy
SpainBIO

Bilbao Airport

Bilbao, Spain
United StatesORD

O'Hare International Airport

Chicago, United States
$903 USD
-56%$399 USD
Verified 16 days ago
Limited Availability
10% of dates checked are available within 10% of the lowest price

Tuesday, January 12th, 2027

1 round-trip options

Returning
Fri, Jan 22, 2027•10 Day Trip
$970 USD
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