Bilbao (BIO) to Chicago (ORD) flight deal in economy from $399
$903 USD
-56%$399 USD
Verified 16 days agoJanuary 2027
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Limited Availability
10% of dates checked are available within 10% of the lowest price
Monday, January 18th, 2027
1 round-trip options
Returning
Thu, Jan 28, 2027•10 Day Trip
$673 USD