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Good to Know - Flights from Chicago to Lisbon

Low Season:
October
Best time to beat the crowds
High Season:
February
Most popular time to fly
Good Deal:
$ 374.40
or less (round trip)

Cheapest Day of the Month to Book Flights



Top Tips for Finding Cheap Flights from Chicago to Lisbon

Looking for cheap airfare from Chicago to Lisbon? 25% of our users found round-trip tickets to Lisbon for the following price or less: $ 374.40 Book at least 4 weeks before departure in order to get a below-average price. High season is considered to be February. The cheapest month to fly from Chicago to Lisbon is October. Enter your preferred departure airport and travel dates into the search form above to unlock the latest Chicago to Lisbon flight deals.

FAQs - Booking from Chicago to Lisbon flights

How long is the flight from Chicago to Lisbon?
A flight from Chicago to Lisbon takes 10hours5minutes.
What is the cheapest flight Chicago to Lisbon?:
The cheapest flight Chicago to Lisbon found on flyus.com in the last 72 hours was $374.40 round-trip.
 
Which airlines fly to Lisbon?:
• Aer Lingus P.L.C.
• TAP Air Portugal
• JetBlue Airways
• SAS Scandinavian Airlines
• Air Canada
• United Airlines
• SWISS
• Lufthansa
• Brussels Airlines
• American Airlines
• Austrian Airlines
• Iberia
 

Find cheap flights from Chicago to Lisbon and book discounted airfare from different cities all over the United States. Explore airline ticket deals on flight routes all over the World! At Flyus, we take pride in helping you discover and book the best flight deals for your next trip at the cheapest price. We make booking flights from different departures easy and provide you with peace of mind with our Best Purchase Guarantee.

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Cheapest Flights
from Chicago, United States (ORD) to:

  • Lisbon, Portugal (LIS)
    Apr 27, 25 - May 01, 25
    $374.40
    Search

  • Lisbon, Portugal (LIS)
    Jan 17, 25 - Jan 24, 25
    $446.00
    Search

  • Lisbon, Portugal (LIS)
    Dec 31, 24 - Jan 14, 25
    $514.31
    Search

  • Lisbon, Portugal (LIS)
    Feb 02, 25 - Feb 09, 25
    $521.31
    Search

  • Lisbon, Portugal (LIS)
    Jan 19, 25 - Jan 26, 25
    $521.31
    Search