Chicago (ORD) to Lisbon (LIS) flight deal in economy from $764
$1,022 USD
-25%$764 USD
Verified about 17 hours agoOctober 2026
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Fair Availability
33% of dates checked are available within 10% of the lowest price
Wednesday, October 21st, 2026
10 round-trip options
Returning
Mon, Oct 26, 2026•5 Day Trip
$891 USD
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Tue, Oct 27, 2026•6 Day Trip
$840 USD
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Wed, Oct 28, 2026•7 Day Trip
$831 USD
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Thu, Oct 29, 2026•8 Day Trip
$831 USD
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Fri, Oct 30, 2026•9 Day Trip
$831 USD
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Sat, Oct 31, 2026•10 Day Trip
$891 USD
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Sun, Nov 1, 2026•11 Day Trip
$858 USD
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Mon, Nov 2, 2026•12 Day Trip
$814 USD
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Tue, Nov 3, 2026•13 Day Trip
$781 USD
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Wed, Nov 4, 2026•14 Day Trip
$764 USD