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$324+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — ORD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:00 amLIS - ORD
1 stop14h 10mUnited Airlines
Wed 1/711:15 amORD - LIS
2 stops14h 55mUnited Airlines
Deal found 12/10$802
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:00 amLIS - ORD
1 stop14h 10mUnited Airlines
Thu 1/11:24 pmORD - LIS
1 stop14h 51mUnited Airlines
Deal found 12/9$806
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:10 amLIS - ORD
1 stop14h 00mUnited Airlines
Wed 12/3111:15 amORD - LIS
1 stop17h 00mUnited Airlines
Deal found 12/11$815
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:30 amLIS - MDW
2 stops17h 56mDelta
Wed 1/76:14 pmMDW - LIS
2 stops17h 16mDelta
Deal found 12/10$826
This Delta deal was found by Cheapflights users on 12/11. 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.
Sat 12/275:30 amLIS - ORD
1 stop15h 40mDelta
Wed 12/319:41 amORD - LIS
2 stops19h 39mDelta
Deal found 12/11$828
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:30 amLIS - ORD
1 stop14h 25mAmerican Airlines
Thu 1/13:24 pmORD - LIS
2 stops11h 41mAmerican Airlines
Deal found 12/11$837
This Virgin Atlantic deal was found by Cheapflights users on 12/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:15 amLIS - ORD
2 stops15h 21mVirgin Atlantic
Wed 12/318:00 amORD - LIS
2 stops18h 00mVirgin Atlantic
Deal found 12/11$848
This Mytrip deal was found by Cheapflights users on 12/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:40 pmLIS - ORD
2 stops25h 25mMultiple Airlines
Wed 1/79:34 amORD - LIS
3 stops25h 11mMultiple Airlines
Deal found 12/10$850
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:20 amLIS - ORD
2 stops26h 45mAir Canada
Thu 1/112:50 pmORD - LIS
1 stop14h 30mAir Canada
Deal found 12/10$858
This Delta deal was found by Cheapflights users on 12/11. 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.
Fri 12/265:30 amLIS - MDW
2 stops17h 56mDelta
Thu 1/19:29 amMDW - LIS
2 stops19h 51mDelta
Deal found 12/11$890
This Delta deal was found by Cheapflights users on 12/11. 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.
Sat 12/275:00 amLIS - MDW
2 stops18h 26mDelta
Wed 12/319:29 amMDW - LIS
2 stops19h 51mDelta
Deal found 12/11$1,147
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:30 pmLIS - MDW
1 stop22h 35mMultiple Airlines
Tue 1/271:20 pmMDW - LIS
2 stops16h 20mMultiple Airlines
Deal found 12/10$1,382

Find flight deals from Lisbon to Illinois

Keep the following information in mind while searching for Lisbon to Illinois flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$437
(Flightnetwork)

One-way from

$324
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$778

Good round-trip deal

$529 or less

Good one-way deal

$548 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Chicago (CHI) flights.
Search Deals
From Lisbon Humberto Delgado to Illinois
Search Deals
One-way flight from Lisbon Humberto Delgado to Illinois
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 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 Lisbon Humberto Delgado to Illinois.
Search Deals
Price to beat on a one-way flight from Lisbon Humberto Delgado to Illinois.
Search Deals

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 December 12, 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

Wed 1/21

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Sun 1/25

7:10 pm-4:05 pm

1 stop14h 55m

$438

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sun 1/25

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Sun 2/8

7:10 pm-4:05 pm

1 stop14h 55m

$492

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 1/23

4:40 pm-4:45 pm

1 stop30h 05m

Chicago O'Hare Intl

Fri 1/30

7:10 pm-4:25 pm

2 stops39h 15m

$514

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sun 1/25

2:50 pm-4:45 pm

2 stops31h 55m

Chicago O'Hare Intl

Sun 2/1

7:10 pm-9:15 pm

2 stops20h 05m

$578

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sun 1/25

11:35 am-8:18 am

2 stops26h 43m

Chicago O'Hare Intl

Sun 2/8

6:30 pm-8:25 pm

2 stops19h 55m

$653

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 1/7

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Thu 1/29

7:10 pm-3:50 pm

1 stop14h 40m

$673

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 1/30

6:55 am-9:35 pm

2 stops20h 40m

Chicago O'Hare Intl

Sun 2/15

7:10 pm-5:55 pm

2 stops16h 45m

$685

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Fri 1/30

5:00 am-5:55 pm

2 stops18h 55m

Chicago Midway

Sun 2/15

9:34 am-11:20 am

2 stops19h 46m

$780

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Wed 1/21

5:00 am-5:55 pm

2 stops18h 55m

Chicago Midway

Sun 1/25

1:26 pm-11:20 am

2 stops15h 54m

$781

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Sun 1/25

5:00 am-6:36 pm

2 stops19h 36m

Chicago Midway

Sun 2/8

1:26 pm-11:20 am

2 stops15h 54m

$796

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 46 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, November is the cheapest month in which you can book a flight from Lisbon to Illinois (average of $517). Flying from Lisbon to Illinois in February is currently the most expensive (average of $900). 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 December 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 48% on flights from Lisbon to Illinois by exploring options for tickets in the evening.

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 December 12, 2025.
Get a feel of what it's like to fly with KLM, 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.
KLM
7.7
Good
1,432 reviews

Comfort

7.6

Boarding

7.8

Food

7.2

Crew

8.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,432 reviews
KLM
7.7
Good
1,432 reviews

Comfort

7.6

Boarding

7.8

Food

7.2

Crew

8.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,093 reviews
KLM
7.7
Good
1,432 reviews

Comfort

7.6

Boarding

7.8

Food

7.2

Crew

8.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
American Airlines
7.2
Good
11,049 reviews
KLM
7.7
Good
1,432 reviews

Comfort

7.6

Boarding

7.8

Food

7.2

Crew

8.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Aer Lingus
7.2
Good
1,394 reviews
KLM
7.7
Good
1,432 reviews

Comfort

7.6

Boarding

7.8

Food

7.2

Crew

8.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
TAP AIR PORTUGAL
7.1
Good
2,089 reviews
KLM
7.7
Good
1,432 reviews

Comfort

7.6

Boarding

7.8

Food

7.2

Crew

8.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 14h 55m. Fly via Scandinavian Airlines, Delta, or Lufthansa to get the fastest option. The distance from Lisbon to Illinois is about 4212 mi. This flight may include one or multiple stops.

  • 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 Finnair ($401), American Airlines ($495), and Aer Lingus ($497).

  • 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 $761, our data shows the cheapest flight currently is $529. When looking at the most popular route, (Lisbon Humberto Delgado - Chicago O'Hare Intl), you can expect to pay $439 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, November is the cheapest month in which you can book a flight from Lisbon to Illinois (average of $517). Flying from Lisbon to Illinois in February is currently the most expensive (average of $900). 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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Faro to LaGuardia flights
Faro to Newark flights
Faro to John F Kennedy Intl flights
Funchal to San Francisco flights
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Porto to O'Hare Intl flights
Lisbon to Hartford flights
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Lisbon to George Bush Intcntl flights
Lisbon to Las Vegas flights
Ponta Delgada to John F Kennedy Intl flights
Porto to San Francisco flights
Porto to Los Angeles flights
Ponta Delgada to LaGuardia flights
Lisbon to Tampa flights
Ponta Delgada to Newark flights
Lisbon to Detroit flights
Lisbon to Santa Ana flights
Porto to Atlanta flights
Porto to Baltimore flights

Top 5 airlines flying from Lisbon to Illinois

Discover the top 5 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$580Average$1,205FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$650Average$696FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$653Average$740FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$669Average$768FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$734Average$886FlexibilityNo cancel feeOn-time69%

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