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O'Hare Intl

$336+ Cheap flights from Lisbon (LIS) to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — ORD
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Lisbon to O'Hare Intl

Cheapest flights from Lisbon to O'Hare Intl
Explore the most affordable flight options available from Lisbon to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This Iberia deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:05 amLIS - ORD
1 stop14h 20mMultiple Airlines
Thu 3/55:40 pmORD - LIS
1 stop16h 25mMultiple Airlines
Deal found 12/21$720
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:00 amLIS - ORD
1 stop15h 20mDelta
Thu 3/52:05 pmORD - LIS
2 stops19h 05mDelta
Deal found 12/21$738
This FlightHub deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:40 pmLIS - ORD
2 stops58h 05mScandinavian Airlines
Sun 1/257:10 pmORD - LIS
1 stop14h 55mScandinavian Airlines
Deal found 12/21$794
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:55 amLIS - ORD
2 stops15h 20mUnited Airlines
Thu 3/511:05 amORD - LIS
2 stops14h 50mUnited Airlines
Deal found 12/21$844
This oojo deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:05 pmLIS - ORD
1 stop24h 00mTurkish Airlines
Sun 1/2511:50 amORD - LIS
1 stop16h 50mTurkish Airlines
Deal found 12/21$846
This Mytrip deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2612:50 pmLIS - ORD
2 stops33h 55mMultiple Airlines
Fri 1/97:20 pmORD - LIS
2 stops19h 55mMultiple Airlines
Deal found 12/21$855
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:30 amLIS - ORD
1 stop15h 40mDelta
Fri 1/911:05 amORD - LIS
2 stops18h 15mDelta
Deal found 12/21$861
This British Airways deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:05 amLIS - ORD
1 stop15h 32mBritish Airways
Thu 1/18:40 pmORD - LIS
1 stop15h 20mBritish Airways
Deal found 12/22$863
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:30 amLIS - ORD
1 stop15h 40mDelta
Thu 1/16:02 pmORD - LIS
2 stops15h 08mDelta
Deal found 12/21$867
This American Airlines deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:05 amLIS - ORD
2 stops15h 45mAmerican Airlines
Thu 1/18:40 pmORD - LIS
1 stop15h 20mAmerican Airlines
Deal found 12/22$873

Find flight deals from Lisbon to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$455
(Vliegwinkel)

One-way from

$336
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$911

Good round-trip deal

$529 or less

Good one-way deal

$549 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Chicago O'Hare Intl flights.
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From Lisbon Humberto Delgado to Chicago O'Hare Intl
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One-way flight from Lisbon Humberto Delgado to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($78 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Lisbon Humberto Delgado to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Lisbon Humberto Delgado to Chicago O'Hare Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Lisbon to Chicago O'Hare Intl Airport that are best for you.

Fly from

Lisbon

Fly to

O'Hare Intl

Route

Depart

Return

Price

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sat 1/17

11:20 am-11:06 am

1 stop29h 46m

Chicago O'Hare Intl

Sun 1/18

3:44 pm-8:10 am

1 stop10h 26m

$504

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 1/14

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Sat 1/17

7:20 pm-4:05 pm

1 stop14h 45m

$507

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 2/18

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Sun 2/22

7:10 pm-4:30 pm

1 stop15h 20m

$542

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Thu 2/19

1:00 pm-4:45 pm

1 stop33h 45m

Chicago O'Hare Intl

Thu 2/26

7:20 pm-3:50 pm

1 stop14h 30m

$565

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Thu 2/5

6:55 pm-9:35 pm

2 stops32h 40m

Chicago O'Hare Intl

Thu 2/12

7:20 pm-3:50 pm

1 stop14h 30m

$577

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 1/30

6:55 am-9:35 pm

2 stops20h 40m

Chicago O'Hare Intl

Sun 2/15

7:10 pm-4:05 pm

1 stop14h 55m

$618

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Tue 2/17

12:50 pm-4:45 pm

1 stop33h 55m

Chicago O'Hare Intl

Sat 2/21

7:20 pm-5:10 pm

1 stop15h 50m

$618

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 1/30

6:55 am-9:35 pm

2 stops20h 40m

Chicago O'Hare Intl

Sun 2/15

7:10 pm-4:05 pm

1 stop14h 55m

$618

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 2/18

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Fri 2/27

7:20 pm-8:55 am

1 stop31h 35m

$653

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sun 2/22

6:00 pm-4:45 pm

1 stop28h 45m

Chicago O'Hare Intl

Wed 2/25

7:20 pm-8:55 am

1 stop31h 35m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 19 results
1
2

Compare providers for flights from Lisbon to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to O'Hare Intl in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-Chicago O'Hare Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lisbon-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lisbon-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lisbon to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Lisbon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lisbon to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Lisbon to Chicago O'Hare Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Lisbon to Chicago O'Hare Intl Airport (average of $517). Flying from Lisbon to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $900). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LIS to ORD?

Find hourly flight availability from Lisbon to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Lisbon to Chicago O'Hare Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Lisbon to Chicago O'Hare Intl Airport?

The best insider tips for Lisbon to Chicago O'Hare Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Lisbon to Chicago O'Hare Intl Airport trip
Airports
LIS

Expect long lines at immigration for non-Schengen flights, especially in the morning and early afternoon.

Read more about LISBy Ramsey Qubein
ORD

Prepare for long walks to immigration in Terminal 5 after international flights. No moving walkways available.

Read more about ORDBy Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ORD and LIS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated December 23, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Lisbon to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,014 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,014 reviews
Delta
7.9
Good
8,014 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,434 reviews
Delta
7.9
Good
8,014 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,105 reviews
Delta
7.9
Good
8,014 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Aer Lingus
7.2
Good
1,410 reviews
Delta
7.9
Good
8,014 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
TAP AIR PORTUGAL
7.2
Good
2,096 reviews
Delta
7.9
Good
8,014 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Lisbon to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Lisbon to Chicago O'Hare Intl?

    Lisbon Humberto Delgado (LIS) is the airport you will fly out of if you book a flight from Lisbon to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Humberto Delgado; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Lisbon airport to Chicago O'Hare Intl. It is only a 4.2 mi journey to Humberto Delgado (LIS) from Lisbon’s city center.

  • How long is the flight from Lisbon to Chicago O'Hare Intl Airport?

    United Airlines and Scandinavian Airlines can get you from Lisbon to Chicago O'Hare Intl Airport in just under 29h 46m. Your travel time can differ by up to 04m. There are 3996 mi between Lisbon and Chicago O'Hare Intl Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Lisbon to Chicago O'Hare Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $650. Additional round-trip tickets that might be worth considering are offered by KLM and TAP AIR PORTUGAL, with the lowest prices starting at $653 and $665, respectively. Users have found that Delta is 29% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Lisbon to Chicago O'Hare Intl Airport one-way?

    To fly one-way, consider booking your trip with Finnair, which is currently one of the cheapest options available, starting at $401. American Airlines flights start at $496 while deals on Aer Lingus start at $523 one-way.

  • What are the cheapest flights from Lisbon to Chicago O'Hare Intl Airport?

    While on average a flight from Lisbon to Chicago O'Hare Intl Airport is generally $759, our data shows the cheapest flight currently is $529. When looking at the most popular route, (Lisbon Humberto Delgado - Chicago O'Hare Intl), you can expect to pay $462 for that flight.

  • Can I find deals for flights from Lisbon to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Lisbon to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lisbon to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to O'Hare Intl.

  • Can I find deals for business class flights from Lisbon to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Lisbon to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lisbon to Chicago O'Hare Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Lisbon to Chicago O'Hare Intl Airport (average of $517). Flying from Lisbon to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $900). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Gurnee
Elgin
Naperville
Hoffman Estates
Beloit
Delavan
Oak Brook
Downers Grove
Des Plaines
Elk Grove Village
Skokie
Lake Geneva
Bridgeview
Kenosha
Warrenville
Waukegan
Aurora
Evanston

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Alternative routes for Lisbon to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Porto to O'Hare Intl flights
Faro to O'Hare Intl flights

Top 5 airlines flying from Lisbon to O'Hare Intl

Discover the top 5 airlines that operate flights from Lisbon to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$650Average$696FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$653Average$740FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$665Average$1,205FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$669Average$768FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$760Average$898FlexibilityNo cancel feeOn-time69%

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