Bilbao (BIO) to Chicago (ORD) flight deal in economy from $399
$903 USD
-56%$399 USD
Verified 16 days agoJuly 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Limited Availability
10% of dates checked are available within 10% of the lowest price
Saturday, July 18th, 2026
7 round-trip options
Returning
Thu, Jul 23, 2026•5 Day Trip
$1,381 USD
Returning
Fri, Jul 24, 2026•6 Day Trip
$1,398 USD
Returning
Sat, Jul 25, 2026•7 Day Trip
$815 USD
Returning
Sun, Jul 26, 2026•8 Day Trip
$815 USD
Returning
Mon, Jul 27, 2026•9 Day Trip
$798 USD
Returning
Fri, Jul 31, 2026•13 Day Trip
$1,628 USD
Returning
Sat, Aug 1, 2026•14 Day Trip
$1,885 USD