$364 Cheap Flights from Chicago (ORD) to Lisbon (LIS)

View $364 flight on Wed, Jan 7, 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)

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Cheap Flights from Chicago to Lisbon (ORD-LIS)

Prices were available within the past 7 days and start at $364 for one-way flights and $397 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, Jan 24 - Sun, Feb 1
ORD
Chicago
LIS
Lisbon
$397 Roundtrip, just found
$397
Roundtrip
just found
Select Icelandair flight, departing Sat, Jan 24 from Chicago to Lisbon, returning Sun, Feb 1, priced at $397 just found
American Airlines
Mon, Dec 1 - Tue, Dec 9
ORD
Chicago
LIS
Lisbon
$436 Roundtrip, just found
$436
Roundtrip
just found
Select American Airlines flight, departing Mon, Dec 1 from Chicago to Lisbon, returning Tue, Dec 9, priced at $436 just found
Iberia
Mon, Nov 24 - Thu, Dec 4
ORD
Chicago
LIS
Lisbon
$444 Roundtrip, found 8 hours ago
$444
Roundtrip
found 8 hours ago
Select Iberia flight, departing Mon, Nov 24 from Chicago to Lisbon, returning Thu, Dec 4, priced at $444 found 8 hours ago
British Airways
Sun, Feb 8 - Tue, Feb 17
ORD
Chicago
LIS
Lisbon
$449 Roundtrip, just found
$449
Roundtrip
just found
Select British Airways flight, departing Sun, Feb 8 from Chicago to Lisbon, returning Tue, Feb 17, priced at $449 just found
Aer Lingus
Wed, Nov 26 - Fri, Dec 5
ORD
Chicago
LIS
Lisbon
$459 Roundtrip, found 1 hour ago
$459
Roundtrip
found 1 hour ago
Select Aer Lingus flight, departing Wed, Nov 26 from Chicago to Lisbon, returning Fri, Dec 5, priced at $459 found 1 hour ago
Scandinavian Airlines
Sun, Mar 15 - Sun, Mar 22
ORD
Chicago
LIS
Lisbon
$469 Roundtrip, found 1 hour ago
$469
Roundtrip
found 1 hour ago
Select Scandinavian Airlines flight, departing Sun, Mar 15 from Chicago to Lisbon, returning Sun, Mar 22, priced at $469 found 1 hour ago
United
Tue, Jan 13 - Fri, Jan 23
ORD
Chicago
LIS
Lisbon
$478 Roundtrip, just found
$478
Roundtrip
just found
Select United flight, departing Tue, Jan 13 from Chicago to Lisbon, returning Fri, Jan 23, priced at $478 just found
Lufthansa
Tue, Nov 18 - Wed, Nov 26
ORD
Chicago
LIS
Lisbon
$484 Roundtrip, just found
$484
Roundtrip
just found
Select Lufthansa flight, departing Tue, Nov 18 from Chicago to Lisbon, returning Wed, Nov 26, priced at $484 just found
Delta
Mon, Jan 12 - Fri, Jan 30
ORD
Chicago
LIS
Lisbon
$485 Roundtrip, just found
$485
Roundtrip
just found
Select Delta flight, departing Mon, Jan 12 from Chicago to Lisbon, returning Fri, Jan 30, priced at $485 just found
Air Canada
Tue, Nov 25 - Tue, Dec 2
ORD
Chicago
LIS
Lisbon
$486 Roundtrip, found 5 hours ago
$486
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Tue, Nov 25 from Chicago to Lisbon, returning Tue, Dec 2, priced at $486 found 5 hours ago

Find the cheapest month to fly from Chicago (ORD) to Lisbon (LIS)

February is typically the cheapest month to fly

From $444 - $868 per traveler.

Alternative airports near Lisbon

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Humberto Delgado LIS. Cheapest option available. Flights from $464
LIS
Humberto Delgado
Cheapest
Flights from $464

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS) cost?
Grab a cheap one-way flight from $364 or cheap return flight from $397 from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
January is the least expensive month to fly from ORD to LIS. Traveling during quieter months is often the key to finding better fares.
Which airlines fly direct from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
You can fly straight from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS) on a TAP Portugal flight.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ORD to LIS flight.
How many flights per day from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
On average, you can pick from 2 direct flights per week from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS). For greater flexibility, consider flights with layovers. Just enter your dates on Expedia and then filter your search results to show one or more stops.
What are the most popular departure times for flights from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
The 8 PM departures from ORD to LIS are the top choice for many travelers. Greater demand means you'll likely pay more for these departures. If you want to save money, book during off-peak hours.
What day of the week has the most flights from ORD to LIS?
Sunday offers the most flights from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
O'Hare Intl. Airport (ORD)'s first flight to Humberto Delgado Airport (LIS) takes off at approximately 8:20PM UTC-6. With a total journey time of 7h 50m, you'll touch down at around 10:10AM UTC+0.
How long does it take to fly from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
The average flight duration from ORD to LIS is 7 hours and 50 minutes, covering a distance of 4,000 mi.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
To arrive at Humberto Delgado Airport (LIS) without delays, select a flight that takes off from O'Hare Intl. Airport (ORD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Lisbon District from O'Hare Intl. Airport (ORD)?
If you're boarding a direct flight from O'Hare Intl. Airport (ORD) to Lisbon District, Humberto Delgado Airport (LIS) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS) last-minute?
Last-minute fares from ORD to LIS are typically more expensive. To lock in the best prices, start looking for flights early. That said, if you're flexible with your travel dates, you may find a cheap ticket right before your journey.
Is it cheaper to book an ORD to LIS flight and hotel package?
Opting for an ORD to LIS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Humberto Delgado Airport (LIS)?
Generally, it's possible to cancel or reschedule your ORD to LIS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Humberto Delgado
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$397
Distance
3999 mi
Average flight time
6 hours 55 mins

Book with confidence

Chicago to Lisbon Flights

The cheapest times to fly from Chicago to Lisbon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Lisbon are during the month of January. You can find some of the cheapest flights from Chicago to Lisbon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Lisbon

Sunday is one of the best days to book for cheap flights from Chicago to Lisbon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Lisbon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Lisbon in 2025. You can also book with separate airlines for your outbound and return journeys, from $364 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Lisbon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Lisbon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Lisbon Flights

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