Lisbon (LIS) to Chicago (ORD) flight deal in economy from $603

American AirlinesAAAmerican Airlines
Round Trip•Economy
PortugalLIS

Portela Airport

Lisbon, Portugal
United StatesORD

O'Hare International Airport

Chicago, United States
$964 USD
-37%$603 USD
Verified 1 day ago
Rare Availability
5% of dates checked are available within 10% of the lowest price

Tuesday, December 22nd, 2026

4 round-trip options

Returning
Mon, Dec 28, 2026•6 Day Trip
$804 USD
Google Flights
Returning
Wed, Dec 30, 2026•8 Day Trip
$804 USD
Google Flights
Returning
Thu, Dec 31, 2026•9 Day Trip
$770 USD
Google Flights
Returning
Fri, Jan 1, 2027•10 Day Trip
$760 USD
Google Flights