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$313+ Cheap flights from Lisbon (LIS) to Illinois

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Lisbon to Illinois

Keep the following information in mind while searching for Lisbon to Illinois flight deals. Data was last updated September 11, 2025.

Round-trip from

$415
(Kiwi.com)

One-way from

$313
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$772

Good round-trip deal

$674 or less

Good one-way deal

$665 or less
From Lisbon Humberto Delgado to Illinois
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One-way flight from Lisbon Humberto Delgado to Illinois
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Highest demand for flights based on searches. 11% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Lisbon Humberto Delgado to Illinois.
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Price to beat on a one-way flight from Lisbon Humberto Delgado to Illinois.
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Find flight deals from Lisbon to Illinois

Cheapest flights from Lisbon to Illinois
Explore the most affordable flight options available from Lisbon to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This oojo deal was found by Cheapflights users on 9/10. 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.
Wed 11/264:55 pmLIS - ORD
1 stop29h 50mScandinavian Airlines
Thu 12/117:20 pmORD - LIS
1 stop14h 45mScandinavian Airlines
Deal found 9/10$420
This lol.travel deal was found by Cheapflights users on 9/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/211:25 amLIS - ORD
Nonstop9h 35mTAP AIR PORTUGAL
Sun 11/168:25 pmORD - LIS
Nonstop7h 55mTAP AIR PORTUGAL
Deal found 9/10$551
This Booking.com deal was found by Cheapflights users on 9/11. 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.
Sat 11/1510:50 amLIS - ORD
1 stop13h 05mAer Lingus
Wed 12/33:50 pmORD - LIS
1 stop12h 20mAer Lingus
Deal found 9/11$555
This Booking.com deal was found by Cheapflights users on 9/10. 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.
Mon 12/110:50 amLIS - ORD
1 stop13h 05mAer Lingus
Mon 12/153:50 pmORD - LIS
1 stop12h 20mAer Lingus
Deal found 9/10$576
This lol.travel deal was found by Cheapflights users on 9/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:55 pmLIS - ORD
1 stop29h 50mScandinavian Airlines
Sun 11/167:20 pmORD - LIS
1 stop13h 35mScandinavian Airlines
Deal found 9/10$590
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 11/137:35 pmLIS - MDW
2 stops32h 35mMultiple Airlines
Sun 11/166:26 pmMDW - LIS
1 stop11h 14mMultiple Airlines
Deal found 9/9$594
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/147:05 amLIS - MDW
2 stops21h 05mMultiple Airlines
Tue 11/186:26 pmMDW - LIS
1 stop11h 14mMultiple Airlines
Deal found 9/9$632
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Tue 11/117:00 amLIS - MDW
2 stops22h 55mMultiple Airlines
Tue 11/186:26 pmMDW - LIS
1 stop11h 14mMultiple Airlines
Deal found 9/9$675
This Delta deal was found by Cheapflights users on 9/11. 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 10/145:00 amLIS - MDW
2 stops19h 25mDelta
Sat 10/256:23 pmMDW - LIS
2 stops18h 07mDelta
Deal found 9/11$699
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 10/235:00 amLIS - MDW
2 stops19h 25mDelta
Mon 10/276:23 pmMDW - LIS
2 stops15h 47mDelta
Deal found 9/9$701
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Tue 11/1112:05 pmLIS - MDW
1 stop17h 50mMultiple Airlines
Sun 11/166:26 pmMDW - LIS
1 stop11h 14mMultiple Airlines
Deal found 9/9$705
This Delta deal was found by Cheapflights users on 9/9. 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 11/115:00 amLIS - MDW
2 stops19h 08mDelta
Tue 11/181:14 pmMDW - LIS
2 stops15h 21mDelta
Deal found 9/9$707

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to Illinois 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 September 11, 2025.
Use the filters below to find and compare flights from Lisbon to Illinois that are best for you.

Fly from

Lisbon

Fly to

Illinois

Route

Depart

Return

Price

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 11/14

3:45 pm-4:45 pm

1 stop31h 00m

Chicago O'Hare Intl

Sat 11/22

7:20 pm-4:05 pm

1 stop14h 45m

$466

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 11/14

3:45 pm-4:45 pm

1 stop31h 00m

Chicago O'Hare Intl

Fri 11/21

7:20 pm-8:55 am

1 stop31h 35m

$524

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 10/15

10:15 pm-2:00 pm

1 stop21h 45m

Chicago O'Hare Intl

Sun 10/19

3:45 pm-10:45 am

1 stop13h 00m

$544

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Tue 11/11

12:50 pm-4:45 pm

1 stop33h 55m

Chicago O'Hare Intl

Fri 11/21

7:20 pm-8:55 am

1 stop31h 35m

$653

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sat 2/7

7:05 am-9:35 pm

2 stops20h 30m

Chicago O'Hare Intl

Sat 2/14

7:20 pm-9:50 pm

2 stops20h 30m

$655

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Tue 11/11

7:00 am-11:55 pm

2 stops22h 55m

Chicago Midway

Tue 11/18

6:26 pm-11:40 am

1 stop11h 14m

$675

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Tue 10/14

10:05 pm-4:04 pm

3 stops47h 59m

Chicago O'Hare Intl

Sat 10/25

6:15 pm-8:15 am

Nonstop8h 00m

$683

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sun 11/2

5:00 am-3:20 pm

1 stop15h 20m

Chicago O'Hare Intl

Sun 11/16

5:20 pm-5:30 pm

1 stop18h 10m

$694

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sat 10/4

7:30 pm-2:10 pm

1 stop24h 40m

Chicago O'Hare Intl

Sat 10/18

5:10 pm-11:15 am

1 stop12h 05m

$694

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 10/3

5:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Sun 10/5

7:25 am-8:50 am

2 stops19h 25m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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

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

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

Currently, August is the cheapest month in which you can book a flight from Lisbon to Illinois (average of $245). Flying from Lisbon to Illinois in March is currently the most expensive (average of $321). 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 IL?

Find hourly flight availability from Lisbon to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Lisbon to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Lisbon to Illinois?

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Lisbon to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Aer Lingus
7.2
Good
1,271 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
TAP AIR PORTUGAL
7.1
Good
1,977 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Illinois. 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 Illinois?

    Most people fly from Lisbon Humberto Delgado (LIS) if they book a flight from Lisbon to Illinois. Lisbon Humberto Delgado is conveniently located just 4.2 mi from Lisbon’s city center.

  • How long is the flight from Lisbon to Illinois?

    There are many flights that can get you from Lisbon to Illinois in 19h 25m. Fly via Scandinavian Airlines, Aer Lingus, or Delta to get the fastest option. The distance from Lisbon to Illinois is about 3994 mi. This flight may include one or multiple stops.

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

    The most popular route from Lisbon to Illinois is Lisbon Humberto Delgado - Chicago O'Hare Intl. You may also consider Lisbon Humberto Delgado - Chicago Midway or Lisbon Humberto Delgado - Lambert-St Louis.

  • What are the cheapest flights from Lisbon to Illinois?

    While on average a flight from Lisbon to Illinois is generally $1,186, our data shows the cheapest flight currently is $591. When looking at the most popular route, (Lisbon Humberto Delgado - Chicago O'Hare Intl), you can expect to pay $420 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Lisbon to Illinois (average of $245). Flying from Lisbon to Illinois in March is currently the most expensive (average of $321). 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

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Alternative routes for Lisbon to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Lisbon to Newark flights
Lisbon to John F Kennedy Intl flights
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Lisbon to Oakland flights
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Lisbon to Orlando flights
Porto to Boston flights
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Lisbon to Las Vegas flights
Lisbon to Seattle flights
Ponta Delgada to John F Kennedy Intl flights
Porto to Reagan-National flights
Porto to Fort Lauderdale flights
Porto to Dulles Intl flights
Ponta Delgada to Newark flights
Ponta Delgada to Boston flights
Ponta Delgada to LaGuardia flights
Lisbon to Austin flights
Porto to Orlando flights
Lisbon to Denver flights
Lisbon to San Jose flights
Lisbon to Santa Ana flights
Lisbon to Sky Harbor Intl flights
Porto to Las Vegas flights
Porto to Los Angeles flights

Top 4 airlines flying from Lisbon to Illinois

Discover the top 4 airlines that operate flights from Lisbon to Illinois. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$579Average$742FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$580Average$1,209FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$650Average$696FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$716Average$872FlexibilityNo cancel feeOn-time69%

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