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 29th, 2026

4 round-trip options

Returning
Mon, Jan 4, 2027•6 Day Trip
$793 USD
Google Flights
Returning
Wed, Jan 6, 2027•8 Day Trip
$793 USD
Google Flights
Returning
Thu, Jan 7, 2027•9 Day Trip
$793 USD
Google Flights
Returning
Fri, Jan 8, 2027•10 Day Trip
$793 USD
Google Flights