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$309+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$672
(Delta)

One-way from

$309
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$839

Good one-way deal

$620 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Chicago (CHI) flights.
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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 ($103 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 17, 2025.

This lastminute.com deal was found by Cheapflights users on 4/17. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:55 pmLIS - ORD
1 stop29h 50mScandinavian Airlines
Tue 11/257:00 amORD - LIS
2 stops26h 40mScandinavian Airlines
Deal found 4/17$631
This Gotogate deal was found by Cheapflights users on 4/17. 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.
Thu 9/188:15 pmLIS - ORD
1 stop22h 55mITA Airways
Mon 9/293:00 pmORD - LIS
1 stop33h 55mITA Airways
Deal found 4/17$671
This Delta deal was found by Cheapflights users on 4/16. 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 5/85:00 amLIS - ORD
1 stop15h 10mDelta
Wed 5/1410:31 amORD - LIS
2 stops16h 19mDelta
Deal found 4/16$672
This KLM deal was found by Cheapflights users on 4/17. 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.
Thu 9/1810:25 amLIS - ORD
1 stop33h 45mKLM
Sat 9/272:00 pmORD - LIS
1 stop12h 00mKLM
Deal found 4/17$679
This Expedia deal was found by Cheapflights users on 4/17. 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.
Fri 6/67:20 amLIS - ORD
1 stop14h 35mBritish Airways
Sun 6/227:15 pmORD - LIS
1 stop21h 50mBritish Airways
Deal found 4/17$699
This Delta deal was found by Cheapflights users on 4/17. 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 9/185:00 amLIS - MDW
2 stops19h 36mDelta
Mon 9/295:59 pmMDW - LIS
2 stops14h 51mDelta
Deal found 4/17$729
This Air France deal was found by Cheapflights users on 4/16. 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.
Fri 5/25:40 amLIS - ORD
2 stops16h 28mMultiple Airlines
Fri 5/304:20 pmORD - LIS
1 stop16h 15mMultiple Airlines
Deal found 4/16$734
This British Airways deal was found by Cheapflights users on 4/16. 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.
Thu 4/2411:05 amLIS - STL
1 stop15h 53mBritish Airways
Mon 4/286:00 pmSTL - LIS
2 stops15h 40mBritish Airways
Deal found 4/16$735
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 4/2411:05 amLIS - STL
1 stop31h 44mAmerican Airlines
Mon 4/286:15 amSTL - LIS
1 stop20h 50mAmerican Airlines
Deal found 4/16$747
This Finnair deal was found by Cheapflights users on 4/16. 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.
Thu 5/86:35 amLIS - ORD
1 stop13h 40mFinnair
Sun 5/254:44 pmORD - LIS
2 stops48h 41mFinnair
Deal found 4/16$755
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sat 5/311:00 amLIS - ORD
1 stop33h 45mAmerican Airlines
Fri 5/165:40 pmORD - LIS
1 stop23h 30mAmerican Airlines
Deal found 4/17$759
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/76:15 amLIS - ORD
1 stop13h 40mUnited Airlines
Tue 5/2711:23 amORD - LIS
1 stop17h 07mUnited Airlines
Deal found 4/16$773

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 April 17, 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

Thu 5/8

5:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Wed 5/14

10:31 am-8:50 am

2 stops16h 19m

$672

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 5/23

5:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Fri 5/30

4:20 pm-10:50 pm

1 stop24h 30m

$683

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 6/6

7:20 am-3:55 pm

1 stop14h 35m

Chicago O'Hare Intl

Sun 6/22

7:15 pm-11:05 pm

1 stop21h 50m

$699

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 5/2

5:40 am-4:08 pm

2 stops16h 28m

Chicago O'Hare Intl

Fri 5/30

4:20 pm-2:35 pm

1 stop16h 15m

$734

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Thu 5/8

6:35 am-2:15 pm

1 stop13h 40m

Chicago O'Hare Intl

Sun 5/25

4:44 pm-11:25 pm

2 stops48h 41m

$755

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sat 5/3

11:00 am-2:45 pm

1 stop33h 45m

Chicago O'Hare Intl

Fri 5/16

5:40 pm-11:10 pm

1 stop23h 30m

$759

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 4/29

6:35 am-6:02 pm

2 stops17h 27m

Lambert-St Louis

Wed 5/28

1:38 pm-2:05 pm

2 stops18h 27m

$768

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 5/7

6:15 am-1:55 pm

1 stop13h 40m

Chicago O'Hare Intl

Tue 5/27

11:23 am-10:30 am

1 stop17h 07m

$773

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Fri 6/6

10:55 am-8:45 am

1 stop27h 50m

Chicago Midway

Sun 6/22

9:40 am-11:15 am

1 stop19h 35m

$787

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 6/6

11:25 am-7:30 pm

2 stops14h 05m

Chicago O'Hare Intl

Sun 6/22

10:00 am-11:05 am

1 stop19h 05m

$788

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 53 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 April 17, 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.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 23.0 F).

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 April 17, 2025.
Read through reviews of airlines operating flights from Lisbon to Illinois, such as Delta, KLM and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,327 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    The cheapest airlines for a one-way flight from Lisbon to Illinois are TAP AIR PORTUGAL ($527), Aer Lingus ($607), and Turkish Airlines ($611).

  • 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 $705, our data shows the cheapest flight currently is $521. When looking at the most popular route, (Lisbon Humberto Delgado - Chicago O'Hare Intl), you can expect to pay $667 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.
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Lisbon to John F Kennedy Intl flights
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Porto to Los Angeles flights
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Porto to Orlando flights
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Porto to San Francisco flights
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Porto to Seattle flights
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Lisbon to Hobby flights
Ponta Delgada to Newark flights
Ponta Delgada to LaGuardia flights
Lisbon to Austin flights
Porto to Dulles Intl flights
Porto to Honolulu flights
Lisbon to Denver 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$579Average$713FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$580Average$1,005FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$650Average$696FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$716Average$798FlexibilityNo cancel feeOn-time69%

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