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

Thursday, December 17th, 2026

4 round-trip options

Returning
Wed, Dec 23, 2026•6 Day Trip
$821 USD
Google Flights
Returning
Fri, Dec 25, 2026•8 Day Trip
$787 USD
Google Flights
Returning
Sat, Dec 26, 2026•9 Day Trip
$919 USD
Google Flights
Returning
Sun, Dec 27, 2026•10 Day Trip
$783 USD
Google Flights