The cheapest times to fly from ORD to LIS are

  • January 8th to March 18th
  • April 16th to July 15th (except the weeks of June 11th and June 18th)
  • October 22nd to December 9th (except the weeks of October 29th and November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to LIS is late November to early December. Prices can be as high as $1022 for Saturday flights during mid December, or as low as $508 for Tuesday flights around late November to early December.


When to Fly to Lisbon

Flying from Chicago, IL (ORD) to Lisbon (LIS) will usually cost between $510 to $742 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late November to early December with an average ticket price of $516. Due to high demand the most expensive time to fly is mid December, with an average price of $813. Planning your trip to low-cost times can easily save you $297 on economy flights and even more on first-class flights. Generally, any price below $537 can be considered a good price for a round-trip ORD to LIS flight.

See below for a graph of average weekly prices for the ORD to LIS route. All prices are for round-trip tickets in USD.

ORD to LIS Flight Prices

Compared to other flights, the ORD to LIS flight is cheaper than the average and costs less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to LIS, and Monday the cheapest day to fly back into ORD. Saturdays are the most expensive days to fly to Lisbon, and Fridays are the most expensive days to return to Chicago. Selecting flights on the least expensive days could save you up to $65 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $547. Return trip prices are from the LIS to ORD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ORD to LIS can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 8 hour 11 minutes may be realistic.


Flight Hacking ORD to LIS

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ORD to LIS — but Champion Traveler does!

Hack #1: Barcelona (ORD > BCN > LIS)

  • Price for both tickets: $503
  • Average savings: $35 (6.42%)

See ORD to BCN flights


Flight Questions Answered

Still have questions about flying from ORD to LIS? We’ve got answers.

Which airlines fly this route?

You can find 29 major airlines flying this route most often: Aer Lingus, Air Canada, Air Europa, Air France, Air India, Alitalia, American, Austrian, British Airways, Brussels Airlines, Delta, easyJet, El Al, Finnair, Iberia, Icelandair, KLM, Level, LOT, Lufthansa, Norwegian, Norwegian Air International, Norwegian Air UK, SAS, SWISS, Tap Air Portugal, Turkish Airlines, United, Wizz Air, and potentially more during busy seasons.

How far away is it from Lisboa Airport to Chicago O’Hare International Airport?

The distance between the two airports is roughly 3998 miles or 6434 kilometers.

How long does it take to fly from ORD to LIS?

The real-world flight time for a nonstop ORD to LIS flight is about 8 hour 11 minutes.

How many flights go between Chicago, IL and Lisbon?

It depends on the day of the week and the date, but a typical day might have around 83 available flights from ORD to LIS.


Airport Location Info


Departing Airport

Origination code ORD
Origination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9

Return Airport

Destination code LIS
Destination airport name Lisboa Airport
City Lisbon
Country Portugal
Latitude 38.8
Longitude -9.1


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.