Chicago (ORD) to Lisbon (LIS) flight deal in economy from $720
$1,021 USD
-29%$720 USD
Verified 15 days agoDecember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
20% of dates checked are available within 10% of the lowest price
Saturday, December 19th, 2026
6 round-trip options
Returning
Thu, Dec 24, 2026•5 Day Trip
$1,340 USD
Returning
Fri, Dec 25, 2026•6 Day Trip
$1,340 USD
Returning
Sun, Dec 27, 2026•8 Day Trip
$1,434 USD
Returning
Wed, Dec 30, 2026•11 Day Trip
$1,450 USD
Returning
Thu, Dec 31, 2026•12 Day Trip
$1,366 USD
Returning
Sat, Jan 2, 2027•14 Day Trip
$2,139 USD