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Lisbon

$386+ Cheap flights from Illinois 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIS
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Illinois to Lisbon

Keep the following information in mind while searching for Illinois to Lisbon flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$558
(Delta)

One-way from

$386
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$706

Good round-trip deal

$648 or less

Good one-way deal

$365 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 Illinois to Lisbon Humberto Delgado
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One-way flight from Illinois to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 21% potential increase in price ($214 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Illinois to Lisbon Humberto Delgado.
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Price to beat on a one-way flight from Illinois to Lisbon Humberto Delgado.
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Find flight deals from Illinois to Lisbon

Cheapest flights from Illinois to Lisbon
Explore the most affordable flight options available from Illinois to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/199:25 pmORD - LIS
1 stop20h 05mUnited Airlines
Fri 11/2810:15 amLIS - ORD
1 stop13h 02mUnited Airlines
Deal found 3/26$558
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/302:55 pmMDW - LIS
2 stops13h 50mDelta
Wed 4/95:40 amLIS - MDW
2 stops33h 03mDelta
Deal found 3/26$558
This Delta deal was found by Cheapflights users on 3/27. 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 11/195:45 pmORD - LIS
2 stops15h 25mDelta
Fri 11/2811:15 amLIS - ORD
1 stop12h 30mDelta
Deal found 3/27$560
This eDestinos deal was found by Cheapflights users on 3/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1210:25 pmORD - LIS
1 stop13h 30mMultiple Airlines
Wed 5/216:35 amLIS - ORD
1 stop13h 40mMultiple Airlines
Deal found 3/27$561
This FlightHub deal was found by Cheapflights users on 3/27. 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.
Sat 10/187:25 pmORD - LIS
1 stop19h 55mIcelandair
Thu 10/2310:20 pmLIS - ORD
1 stop25h 55mIcelandair
Deal found 3/27$562
This FlightHub deal was found by Cheapflights users on 3/27. 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.
Wed 10/299:25 pmORD - LIS
Nonstop7h 50mTAP AIR PORTUGAL
Fri 11/1411:55 amLIS - ORD
Nonstop9h 35mTAP AIR PORTUGAL
Deal found 3/27$566
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:45 pmORD - LIS
1 stop15h 00mBritish Airways
Wed 11/57:05 amLIS - ORD
2 stops16h 32mBritish Airways
Deal found 3/27$567
This Lufthansa deal was found by Cheapflights users on 3/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2710:25 pmORD - LIS
1 stop20h 05mLufthansa
Mon 11/103:55 pmLIS - ORD
1 stop27h 30mLufthansa
Deal found 3/27$571
This CheapOair deal was found by Cheapflights users on 3/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:20 amORD - LIS
1 stop20h 00mAir Canada
Wed 4/3011:25 amLIS - ORD
1 stop26h 37mAir Canada
Deal found 3/27$578
This Travelocity deal was found by Cheapflights users on 3/26. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/274:25 pmORD - LIS
1 stop11h 40mIberia
Thu 4/36:35 amLIS - ORD
1 stop13h 40mIberia
Deal found 3/26$581
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Fri 3/288:05 pmORD - LIS
1 stop13h 30mSWISS
Fri 4/45:55 amLIS - ORD
1 stop16h 00mSWISS
Deal found 3/27$584
This KLM deal was found by Cheapflights users on 3/27. 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.
Sun 3/301:35 pmORD - LIS
1 stop12h 25mKLM
Sun 4/67:30 pmLIS - ORD
1 stop24h 40mKLM
Deal found 3/27$587

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 March 28, 2025.
Use the filters below to find and compare flights from Illinois to Lisbon that are best for you.

Fly from

Illinois

Fly to

Lisbon

Route

Depart

Return

Price

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 5/12

10:25 pm-5:55 pm

1 stop13h 30m

Lisbon Humberto Delgado

Wed 5/21

6:35 am-2:15 pm

1 stop13h 40m

$561

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 4/1

2:05 pm-11:25 am

2 stops15h 20m

Lisbon Humberto Delgado

Tue 4/8

11:25 am-10:06 pm

2 stops16h 41m

$563

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 5/6

9:15 pm-9:35 pm

1 stop18h 20m

Lisbon Humberto Delgado

Tue 5/13

10:15 pm-2:00 pm

1 stop21h 45m

$566

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 4/2

7:00 am-9:20 am

1 stop20h 20m

Lisbon Humberto Delgado

Wed 4/16

6:15 am-1:55 pm

1 stop13h 40m

$582

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 4/1

2:20 pm-11:15 am

1 stop14h 55m

Lisbon Humberto Delgado

Mon 4/14

12:35 pm-12:10 pm

1 stop29h 35m

$597

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 4/2

10:55 am-8:50 am

2 stops15h 55m

Lisbon Humberto Delgado

Wed 4/16

5:00 am-6:14 pm

2 stops19h 14m

$615

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 5/12

5:40 pm-11:10 pm

1 stop23h 30m

Lisbon Humberto Delgado

Wed 5/21

6:35 am-6:50 pm

1 stop18h 15m

$620

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 5/13

2:15 pm-10:45 am

1 stop14h 30m

Lisbon Humberto Delgado

Tue 5/20

12:45 pm-10:14 pm

1 stop15h 29m

$629

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 5/7

5:40 pm-2:05 pm

1 stop14h 25m

Lisbon Humberto Delgado

Wed 5/14

11:05 am-6:45 pm

2 stops13h 40m

$646

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 4/7

2:57 pm-10:45 am

2 stops13h 48m

Lisbon Humberto Delgado

Wed 4/16

12:45 pm-10:22 pm

2 stops15h 37m

$648

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 57 results
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Best time to book a flight from Illinois to Lisbon

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Lisbon (average of $612). Flying from Illinois to Lisbon in June is currently the most expensive (average of $1,213). 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 IL to LIS?

Find hourly flight availability from Illinois 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 March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Lisbon as you normally would.

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 March 28, 2025.
To help decide which airline to fly from Illinois to Lisbon, see what other customers have to say about Delta, Porter Airlines and KLM. 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.
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Illinois 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 Illinois?

    If you book a flight to Lisbon from Illinois, 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.

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

    The cheapest airlines for a one-way flight from Illinois to Lisbon are Icelandair ($434), TAP AIR PORTUGAL ($451), and Lufthansa ($491).

  • What are the most popular routes from Illinois to Lisbon?

    While some choose either Chicago Midway - Lisbon Humberto Delgado or Lambert-St Louis - Lisbon Humberto Delgado, Chicago O'Hare Intl - Lisbon Humberto Delgado is the most popular route from Illinois to Lisbon.

  • What are the cheapest flights from Illinois to Lisbon?

    Looking at all options, your cheapest flight can be booked for $249. While the most popular route (Chicago O'Hare Intl - Lisbon Humberto Delgado) can be booked for $562 on average our data indicates $2,192 when flying from Illinois to Lisbon.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Illinois to Lisbon (average of $612). Flying from Illinois to Lisbon in June is currently the most expensive (average of $1,213). 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 Illinois?

Book flights to Illinois if you plan to visit one of these locations
Sintra
Almada
Beja
Costa da Caparica
Nazaré
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Sesimbra
Fátima

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Alternative routes for Illinois to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Lisbon

Discover the top 10 airlines that operate flights from Illinois 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$445Average$617FlexibilityNo cancel feeOn-time76%
FinnairCheapest$463Average$748FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$487Average$821FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$490Average$702FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$519Average$778FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$520Average$1,258FlexibilityNo cancel feeOn-time70%
KLMCheapest$527Average$676FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$529Average$905FlexibilityNo cancel feeOn-time69%
SWISSCheapest$531Average$753FlexibilityNo cancel feeOn-time79%
DeltaCheapest$541Average$742FlexibilityNo cancel feeOn-timeN/A
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