Chicago (ORD) to Bilbao (BIO) flight deal in economy from $727
$980 USD
-26%$727 USD
Verified about 7 hours agoJune 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Thursday, June 18th, 2026
10 round-trip options
Returning
Tue, Jun 23, 2026•5 Day Trip
$2,233 USD
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Wed, Jun 24, 2026•6 Day Trip
$2,105 USD
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Thu, Jun 25, 2026•7 Day Trip
$2,105 USD
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Fri, Jun 26, 2026•8 Day Trip
$2,388 USD
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Sat, Jun 27, 2026•9 Day Trip
$2,865 USD
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Sun, Jun 28, 2026•10 Day Trip
$2,322 USD
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Mon, Jun 29, 2026•11 Day Trip
$2,077 USD
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Tue, Jun 30, 2026•12 Day Trip
$2,587 USD
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Wed, Jul 1, 2026•13 Day Trip
$2,007 USD
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Thu, Jul 2, 2026•14 Day Trip
$2,115 USD