Lisbon (LIS) to Chicago (ORD) flight deal in economy from $604

Iberia AirlinesIBIberia Airlines
Round Trip•Economy
PortugalLIS

Portela Airport

Lisbon, Portugal
United StatesORD

O'Hare International Airport

Chicago, United States
$966 USD
-37%$604 USD
Verified about 12 hours ago
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price

Friday, December 18th, 2026

4 round-trip options

Returning
Thu, Dec 24, 2026•6 Day Trip
$855 USD
Google Flights
Returning
Fri, Dec 25, 2026•7 Day Trip
$815 USD
Google Flights
Returning
Wed, Dec 30, 2026•12 Day Trip
$786 USD
Google Flights
Returning
Thu, Dec 31, 2026•13 Day Trip
$786 USD
Google Flights