Chicago (ORD) to Lisbon (LIS) flight deal in economy from $764
$1,022 USD
-25%$764 USD
Verified 1 day agoSeptember 2026
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Fair Availability
33% of dates checked are available within 10% of the lowest price
Thursday, September 10th, 2026
9 round-trip options
Returning
Tue, Sep 15, 2026•5 Day Trip
$1,004 USD
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Wed, Sep 16, 2026•6 Day Trip
$1,004 USD
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Thu, Sep 17, 2026•7 Day Trip
$1,004 USD
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Fri, Sep 18, 2026•8 Day Trip
$1,031 USD
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Sat, Sep 19, 2026•9 Day Trip
$1,064 USD
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Sun, Sep 20, 2026•10 Day Trip
$1,064 USD
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Mon, Sep 21, 2026•11 Day Trip
$1,064 USD
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Wed, Sep 23, 2026•13 Day Trip
$1,004 USD
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Thu, Sep 24, 2026•14 Day Trip
$1,004 USD