Lisbon (LIS) to Chicago (ORD) flight deal in economy from $603
$964 USD
-37%$603 USD
Verified about 22 hours agoSeptember 2026
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Rare Availability
5% of dates checked are available within 10% of the lowest price
Monday, September 14th, 2026
4 round-trip options
Returning
Sat, Sep 19, 2026•5 Day Trip
$992 USD
Returning
Sun, Sep 20, 2026•6 Day Trip
$935 USD
Returning
Sat, Sep 26, 2026•12 Day Trip
$781 USD
Returning
Sun, Sep 27, 2026•13 Day Trip
$955 USD