Chicago (ORD) to Lisbon (LIS) flight deal in economy from $720
$1,021 USD
-29%$720 USD
Verified 15 days agoAugust 2026
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Fair Availability
20% of dates checked are available within 10% of the lowest price
Saturday, August 8th, 2026
9 round-trip options
Returning
Thu, Aug 13, 2026•5 Day Trip
$1,584 USD
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Fri, Aug 14, 2026•6 Day Trip
$1,572 USD
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Sun, Aug 16, 2026•8 Day Trip
$1,169 USD
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Mon, Aug 17, 2026•9 Day Trip
$1,008 USD
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Tue, Aug 18, 2026•10 Day Trip
$994 USD
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Wed, Aug 19, 2026•11 Day Trip
$986 USD
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Thu, Aug 20, 2026•12 Day Trip
$986 USD
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Fri, Aug 21, 2026•13 Day Trip
$1,031 USD
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Sat, Aug 22, 2026•14 Day Trip
$1,073 USD