Chicago (ORD) to Lisbon (LIS) flight deal in economy from $764
$1,022 USD
-25%$764 USD
Verified 1 day agoDecember 2026
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Fair Availability
33% of dates checked are available within 10% of the lowest price
Friday, December 25th, 2026
10 round-trip options
Returning
Wed, Dec 30, 2026•5 Day Trip
$928 USD
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Thu, Dec 31, 2026•6 Day Trip
$928 USD
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Fri, Jan 1, 2027•7 Day Trip
$1,057 USD
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Sat, Jan 2, 2027•8 Day Trip
$1,345 USD
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Sun, Jan 3, 2027•9 Day Trip
$1,438 USD
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Mon, Jan 4, 2027•10 Day Trip
$1,342 USD
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Tue, Jan 5, 2027•11 Day Trip
$1,054 USD
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Wed, Jan 6, 2027•12 Day Trip
$1,035 USD
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Thu, Jan 7, 2027•13 Day Trip
$1,009 USD
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Fri, Jan 8, 2027•14 Day Trip
$1,035 USD