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$297+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LIS
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Chicago to Lisbon Humberto Delgado are usually found in January or February, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$507
(Finnair)

One-way from

$297
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$590

Good round-trip deal

$565 or less

Good one-way deal

$441 or less
Provider with most accurate pricing for Chicago (CHI)-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Lisbon Humberto Delgado flights.
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From Chicago (CHI) to Lisbon Humberto Delgado
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One-way flight from Chicago (CHI) to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 24% potential increase in price ($258 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Lisbon Humberto Delgado.
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Price to beat on a one-way flight from Chicago (CHI) to Lisbon Humberto Delgado.
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Find 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 January 21, 2025.

This Gotogate deal was found by Cheapflights users on 1/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:25 pmORD - LIS
2 stops30h 55mMultiple Airlines
Tue 11/113:25 pmLIS - ORD
1 stop30h 50mMultiple Airlines
Deal found 1/21$506
This Finnair deal was found by Cheapflights users on 1/21. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/54:45 pmORD - LIS
1 stop24h 40mFinnair
Wed 3/126:30 amLIS - ORD
1 stop14h 00mFinnair
Deal found 1/21$507
This KLM deal was found by Cheapflights users on 1/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/511:05 amORD - LIS
2 stops14h 55mKLM
Tue 2/113:25 pmLIS - ORD
1 stop29h 05mKLM
Deal found 1/21$509
This Delta deal was found by Cheapflights users on 1/21. 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.
Tue 3/1810:15 amORD - LIS
1 stop16h 45mDelta
Wed 4/212:45 pmLIS - ORD
1 stop15h 30mDelta
Deal found 1/21$510
This Air France deal was found by Cheapflights users on 1/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/252:08 pmMDW - LIS
2 stops12h 52mMultiple Airlines
Wed 3/511:15 amLIS - MDW
2 stops17h 05mMultiple Airlines
Deal found 1/20$511
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/116:35 pmORD - LIS
1 stop14h 10mAmerican Airlines
Wed 2/1911:15 amLIS - ORD
2 stops16h 25mAmerican Airlines
Deal found 1/21$512
This United Airlines deal was found by Cheapflights users on 1/21. 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 3/109:07 pmORD - LIS
1 stop32h 08mUnited Airlines
Tue 3/1811:00 amLIS - ORD
1 stop28h 54mUnited Airlines
Deal found 1/21$513
This SWISS deal was found by Cheapflights users on 1/21. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/57:05 pmORD - LIS
1 stop34h 20mSWISS
Wed 3/123:25 pmLIS - ORD
1 stop30h 50mSWISS
Deal found 1/21$514
This Virgin Atlantic deal was found by Cheapflights users on 1/21. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/42:35 pmORD - LIS
1 stop12h 25mVirgin Atlantic
Wed 3/1210:00 amLIS - ORD
2 stops15h 58mVirgin Atlantic
Deal found 1/21$515
This Delta deal was found by Cheapflights users on 1/20. 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 2/310:57 amMDW - LIS
2 stops15h 03mDelta
Tue 2/1110:00 amLIS - MDW
2 stops18h 20mDelta
Deal found 1/20$515
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/28:25 pmORD - LIS
Nonstop7h 50mTAP AIR PORTUGAL
Sun 2/911:55 amLIS - ORD
Nonstop9h 35mTAP AIR PORTUGAL
Deal found 1/21$520
This Booking.com deal was found by Cheapflights users on 1/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1811:35 amORD - LIS
1 stop16h 45mAir Canada
Tue 3/255:00 amLIS - ORD
2 stops19h 37mAir Canada
Deal found 1/20$524

Find flights from Chicago to Lisbon within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 3/4

5:00 pm-2:45 pm

1 stop15h 45m

Lisbon Humberto Delgado

Mon 3/10

6:45 pm-3:30 pm

1 stop25h 45m

$507

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 2/5

11:05 am-8:00 am

2 stops14h 55m

Lisbon Humberto Delgado

Thu 2/13

3:25 pm-2:30 pm

1 stop29h 05m

$509

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 2/2

12:35 pm-8:00 am

1 stop13h 25m

Lisbon Humberto Delgado

Fri 2/14

10:00 am-6:41 pm

1 stop14h 41m

$510

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 2/26

10:05 am-6:35 am

2 stops14h 30m

Lisbon Humberto Delgado

Tue 3/4

10:00 am-5:47 pm

1 stop13h 47m

$511

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Tue 2/25

2:08 pm-9:00 am

2 stops12h 52m

Lisbon Humberto Delgado

Tue 3/4

11:15 am-10:20 pm

2 stops17h 05m

$511

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 2/11

6:35 pm-2:45 pm

1 stop14h 10m

Lisbon Humberto Delgado

Wed 2/19

11:15 am-7:27 pm

2 stops14h 12m

$512

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 3/5

4:16 pm-2:55 pm

2 stops16h 39m

Lisbon Humberto Delgado

Wed 3/12

6:30 am-3:30 pm

1 stop14h 00m

$514

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 3/4

2:35 pm-9:00 am

1 stop12h 25m

Lisbon Humberto Delgado

Wed 3/12

10:00 am-8:58 pm

2 stops15h 58m

$515

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 2/3

10:57 am-8:00 am

2 stops15h 03m

Lisbon Humberto Delgado

Tue 2/11

10:00 am-10:20 pm

2 stops18h 20m

$515

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 3/10

6:18 pm-10:15 am

1 stop10h 57m

Lisbon Humberto Delgado

Tue 3/18

11:00 am-2:42 pm

2 stops32h 42m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 39 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 Chicago-Lisbon flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Lisbon flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Travel insights for flights from Chicago to Lisbon

Get recent, data-driven insights about flights from Chicago to Lisbon including ideal travel times, pricing trends, and more.

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 January 17, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Lisbon, you should look to book at least 69 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 $612). Flying from Chicago to Lisbon in June is currently the most expensive (average of $1,247). 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 January 21, 2025.

It’s typically best to fly out from Chicago to Lisbon at noon. Doing so could potentially save you 16% on the flight price compared to flying in the afternoon, 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 February 4, 2024.

Travelers seeking maximum savings on their Chicago to Lisbon flight should consider departing on Monday mornings 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.

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 January 21, 2025.
To help decide which airline to fly from Chicago to Lisbon, see what other customers have to say about Delta, KLM and Air Canada. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.9
Good
277 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 17 different airlines.

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

    Flying on Finnair is currently your cheapest option to Lisbon, with prices starting at $507. Additional round-trip tickets that might be worth considering are offered by KLM and Delta, with the lowest prices starting at $509 and $510, respectively. Finnair is priced at 36% 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?

    $321 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Porter Airlines and Air Transat, with prices starting from $354 and $358, 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 $1,522, our data indicates the cheapest price to be $359. The most popular route (Chicago O'Hare Intl - Lisbon Humberto Delgado), is priced around $470.

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

    The most popular layover on flights from Chicago to Lisbon is London. Philadelphia 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 London?

    Hyde Park, Piccadilly Circus, and Buckingham Palace are the most popular attractions in London if you're in need of something to do during your layover. Hyde Park, Piccadilly Circus, and Buckingham Palace can be visited by traveling about 12.5 mi, 14.1 mi, and 13.7 mi respectively from London Heathrow. Those landing in London looking to spend some time exploring during their layover can rent a car for about $37 per day.

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

    Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park are currently the most popular points of interest in Philadelphia at the moment. Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park are located about 6.1 mi, 5.7 mi, and 4.3 mi, respectively from Philadelphia. Travelers in need of a car in Philadelphia can rent one for about $58 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 Madrid. Madrid is followed by Dublin in terms of the least popular layover location on flights from Chicago to Lisbon.

  • 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 $612). Flying from Chicago to Lisbon in June is currently the most expensive (average of $1,247). 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?

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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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$463Average$754FlexibilityNo cancel feeOn-time76%
IberiaCheapest$480Average$703FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$485Average$810FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$490Average$702FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$516Average$792FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$519Average$756FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$525Average$773FlexibilityNo cancel feeOn-time69%
KLMCheapest$537Average$705FlexibilityNo cancel feeOn-time75%
DeltaCheapest$541Average$739FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$551Average$774FlexibilityNo cancel feeOn-timeN/A
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