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$255+ Cheap flights from Chicago (CHI) to Lisbon (LIS)

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LIS
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Chicago to Lisbon Humberto Delgado are usually found in February or January, booked 8 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Chicago to Lisbon

Cheapest flights from Chicago to Lisbon
Explore the most affordable flight options available from Chicago to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This British Airways deal was found by Cheapflights users on 12/25. 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 12/264:51 pmORD - LIS
1 stop9h 59mBritish Airways
Mon 1/126:35 pmLIS - ORD
1 stop25h 15mBritish Airways
Deal found 12/25$568
This KAYAK deal was found by Cheapflights users on 12/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 pmORD - LIS
1 stop23h 30mLufthansa
Fri 1/95:00 amLIS - ORD
2 stops18h 00mLufthansa
Deal found 12/25$579
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Tue 12/302:30 pmORD - LIS
1 stop13h 45mUnited Airlines
Sat 1/105:00 amLIS - ORD
1 stop36h 10mUnited Airlines
Deal found 12/25$611
This Expedia deal was found by Cheapflights users on 12/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:10 pmORD - LIS
2 stops29h 45mMultiple Airlines
Sat 1/105:00 amLIS - ORD
1 stop36h 10mMultiple Airlines
Deal found 12/25$628
This Delta deal was found by Cheapflights users on 12/25. 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.
Wed 12/316:02 pmORD - LIS
2 stops15h 08mDelta
Fri 1/95:30 amLIS - ORD
2 stops18h 15mDelta
Deal found 12/25$641
This KLM deal was found by Cheapflights users on 12/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:55 pmORD - LIS
1 stop13h 45mKLM
Fri 1/93:30 pmLIS - ORD
1 stop28h 50mKLM
Deal found 12/25$681
This oojo deal was found by Cheapflights users on 12/26. 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.
Sun 12/288:40 pmORD - LIS
1 stop19h 05mBritish Airways
Thu 1/812:55 pmLIS - ORD
2 stops37h 15mBritish Airways
Deal found 12/26$691
This American Airlines deal was found by Cheapflights users on 12/26. 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.
Sun 12/288:40 pmORD - LIS
1 stop15h 05mAmerican Airlines
Thu 1/87:00 amLIS - ORD
1 stop16h 00mAmerican Airlines
Deal found 12/26$846
This KAYAK deal was found by Cheapflights users on 12/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:05 pmORD - LIS
2 stops33h 40mSWISS
Thu 1/83:25 pmLIS - ORD
2 stops52h 20mSWISS
Deal found 12/26$869
This Gotogate deal was found by Cheapflights users on 12/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:25 pmORD - LIS
1 stop22h 25mMultiple Airlines
Wed 1/79:50 amLIS - ORD
2 stops28h 15mMultiple Airlines
Deal found 12/24$885
This Ovago deal was found by Cheapflights users on 12/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:55 pmORD - LIS
1 stop12h 55mMultiple Airlines
Wed 12/315:00 amLIS - ORD
1 stop14h 10mMultiple Airlines
Deal found 12/23$929
This Delta deal was found by Cheapflights users on 12/25. 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.
Tue 12/306:08 pmMDW - LIS
2 stops15h 02mDelta
Sat 1/105:00 amLIS - MDW
2 stops17h 29mDelta
Deal found 12/25$1,795

Find flight deals from Chicago to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Lisbon (LIS). 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 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$488
(Iberia)

One-way from

$255
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$886

Good round-trip deal

$468 or less

Good one-way deal

$384 or less
Provider with most accurate pricing for Chicago (CHI)-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Lisbon Humberto Delgado flights.
Search Deals
From Chicago (CHI) to Lisbon Humberto Delgado
Search Deals
One-way flight from Chicago (CHI) to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Lisbon Humberto Delgado.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Lisbon Humberto Delgado.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Lisbon 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 26, 2025.
Use the filters below to find and compare flights from Chicago to Lisbon that are best for you.

Fly from

Chicago

Fly to

Lisbon

Route

Depart

Return

Price

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 3/8

5:40 pm-3:10 pm

2 stops16h 30m

Lisbon Humberto Delgado

Fri 3/20

5:30 am-4:10 pm

1 stop15h 40m

$497

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Tue 4/7

6:34 pm-5:50 pm

2 stops17h 16m

Lisbon Humberto Delgado

Tue 4/14

5:00 am-6:45 pm

2 stops19h 45m

$500

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Tue 3/3

1:49 pm-11:20 am

2 stops15h 31m

Lisbon Humberto Delgado

Wed 3/11

5:00 am-5:54 pm

2 stops17h 54m

$501

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 3/4

10:49 am-8:40 am

2 stops15h 51m

Lisbon Humberto Delgado

Tue 3/10

5:00 am-6:40 pm

2 stops18h 40m

$502

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 2/11

10:46 am-10:35 am

2 stops17h 49m

Lisbon Humberto Delgado

Tue 2/17

5:00 am-5:45 pm

2 stops18h 45m

$507

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Tue 3/17

1:10 pm-10:35 am

2 stops16h 25m

Lisbon Humberto Delgado

Tue 3/24

5:00 am-5:54 pm

2 stops17h 54m

$507

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 2/25

6:50 pm-2:35 pm

1 stop13h 45m

Lisbon Humberto Delgado

Mon 3/2

6:45 pm-12:10 pm

2 stops23h 25m

$510

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Fri 2/6

2:00 pm-9:20 am

1 stop13h 20m

Lisbon Humberto Delgado

Tue 2/10

5:00 am-3:20 pm

1 stop16h 20m

$511

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Fri 3/20

5:50 pm-5:30 pm

2 stops18h 40m

Lisbon Humberto Delgado

Tue 3/31

11:55 am-2:30 pm

1 stop32h 35m

$515

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Fri 2/27

10:00 am-9:20 am

2 stops17h 20m

Lisbon Humberto Delgado

Fri 3/6

5:00 am-3:20 pm

1 stop16h 20m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 38 results
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Compare providers for flights from Chicago to Lisbon

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 Chicago to Lisbon in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 Chicago-Lisbon flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago-Lisbon flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Lisbon 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 Chicago-Lisbon 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 Chicago to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Chicago 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 Chicago to Lisbon

How far ahead should I book a flight from Chicago to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Lisbon. Price data was last updated on December 19, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Lisbon, you should look to book at least 8 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Chicago to Lisbon (average of $430). Flying from Chicago to Lisbon in June is currently the most expensive (average of $712). 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 CHI to LIS?

Find hourly flight availability from Chicago to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 26, 2025.

It’s typically best to fly out from Chicago to Lisbon at noon. Doing so could potentially save you 38% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Lisbon. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Lisbon flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What’s the top layover airport for flights from Chicago to Lisbon?

Share of 1-stop round-trip flights from Chicago to Lisbon chosen by Cheapflights users in the past 12 months, using the same layover each way.

Madrid (MAD) – chosen by Cheapflights users on 33% of 1-stop itineraries from Chicago to Lisbon on Cheapflights.

What’s the cheapest layover airport for flights from Chicago to Lisbon?

Average round-trip fare for 1-stop flights from Chicago to Lisbon, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $397.

What’s the fastest layover option from Chicago to Lisbon?

Shortest average travel time for 1-stop one-way flights from Chicago to Lisbon, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via London (LHR) have the shortest average one-way travel time for 1-stop routes: 12h 20m.

Which airport typically offers the quickest layover for flights from Chicago to Lisbon?

Average layover duration for 1-stop one-way flights from Chicago to Lisbon, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via London (LHR) offer the fastest connection on this route, with an average layover time of 1h 48m.

How often are flights from Chicago to Lisbon delayed?

About 42% of weekly flights between Chicago and Lisbon have experienced delays in the past year, with the average delay time being 137 minutes.

What is the most punctual flight time for Chicago to Lisbon flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to Lisbon flights?

Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 42% of flights being delayed.

The best insider tips for Chicago to Lisbon 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 Chicago to Lisbon trip
Airports
ORD

Prepare for long walks between terminals at ORD. Know your airline's terminal to avoid unnecessary travel.

Read more about ORDBy Ramsey Qubein
LIS

From LIS, the metro line takes 20 minutes to reach downtown Lisbon, offering a convenient and cost-effective option.

Read more about LISBy 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 Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated December 26, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and TAP AIR PORTUGAL from Chicago to Lisbon. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,115 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
United Airlines
7.4
Good
9,115 reviews
United Airlines
7.4
Good
9,115 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
American Airlines
7.2
Good
11,064 reviews
United Airlines
7.4
Good
9,115 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
United Airlines
7.4
Good
9,115 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
Air Canada
7.1
Good
10,562 reviews
United Airlines
7.4
Good
9,115 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
British Airways
6.7
Okay
7,617 reviews
United Airlines
7.4
Good
9,115 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Lisbon. 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 into for flights to Lisbon from Chicago?

    If you book a flight to Lisbon from Chicago, you will be flying to Humberto Delgado, which is the city’s only airport. Lisbon Humberto Delgado (LIS) is located 4.2 mi from the center of Lisbon. There are 0 flights from Chicago to Humberto Delgado per day from 18 different airlines.

  • How long is the flight from Chicago to Lisbon?

    Delta, SWISS, and United Airlines can get you from Chicago to Lisbon in just under 13h 20m. Your travel time can differ by up to 3h 10m. Airlines will cover a distance of 3996 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago to Lisbon round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Lisbon, with prices starting at $369. Additional round-trip tickets that might be worth considering are offered by Icelandair and Lufthansa, with the lowest prices starting at $386 and $441, respectively. Scandinavian Airlines is priced at 50% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago to Lisbon one-way?

    $210 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on TAP AIR PORTUGAL and Delta, with prices starting from $284 and $363, respectively.

  • What are the cheapest flights from Chicago to Lisbon?

    Looking for the cheapest flight from Chicago to Lisbon? While on average our users pay $1,375, our data indicates the cheapest price to be $291. The most popular route (Chicago O'Hare Intl - Lisbon Humberto Delgado), is priced around $462.

  • Where are the most common layover locations when flying from Chicago to Lisbon?

    The most popular layover on flights from Chicago to Lisbon is Toronto. London sees the second most layovers for non-direct flights flying from Chicago to Lisbon.

  • What are some popular things to do or see while on a layover in Toronto?

    Union Station, CN Tower, and Harbourfront Centre are the most popular attractions in Toronto if you're in need of something to do during your layover. Union Station, CN Tower, and Harbourfront Centre can be visited by traveling about 12.1 mi, 11.9 mi, and 12.2 mi respectively from Toronto Pearson Intl. Those landing in Toronto looking to spend some time exploring during their layover can rent a car for about $25 per day.

  • What are some popular points of interest to see during a layover in London?

    Hyde Park, Buckingham Palace, and Piccadilly Circus are currently the most popular points of interest in London at the moment. Hyde Park, Buckingham Palace, and Piccadilly Circus are located about 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $32 per day.

  • Where are the least popular layover locations for Chicago to Lisbon flights?

    The least popular layover on flights from Chicago to Lisbon is Philadelphia.

  • Can I find deals for flights from Chicago to Lisbon that include hotel bookings?

    Yes. In addition to deals on Chicago to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Lisbon?

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

  • Can I find deals for business class flights from Chicago to Lisbon?

    Yes. Cheapflights offers flight deals from Chicago to Lisbon 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 Chicago to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Lisbon (average of $430). Flying from Chicago to Lisbon in June is currently the most expensive (average of $712). 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 Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Oeiras
Ericeira
Costa da Caparica
Torres Vedras
Beja
Nazaré
Sesimbra
Colares

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Top 10 airlines flying from Chicago to Lisbon

Discover the top 10 airlines that operate flights from Chicago to Lisbon. 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 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$369Average$472FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$396Average$561FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$441Average$778FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$470Average$648FlexibilityNo cancel feeOn-time77%
SWISSCheapest$489Average$685FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$492Average$862FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$494Average$750FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$503Average$600FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$505Average$810FlexibilityNo cancel feeOn-time71%
KLMCheapest$527Average$603FlexibilityNo cancel feeOn-time75%

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