Lisbon (LIS) to Chicago (ORD) flight deal in economy from $603
$1,006 USD
-40%$603 USD
Verified 1 day agoDecember 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Monday, December 7th, 2026
6 round-trip options
Returning
Sat, Dec 12, 2026•5 Day Trip
$1,036 USD
Returning
Sun, Dec 13, 2026•6 Day Trip
$922 USD
Returning
Tue, Dec 15, 2026•8 Day Trip
$922 USD
Returning
Thu, Dec 17, 2026•10 Day Trip
$893 USD
Returning
Fri, Dec 18, 2026•11 Day Trip
$949 USD
Returning
Mon, Dec 21, 2026•14 Day Trip
$819 USD