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$288+ Cheap flights from Europe 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Europe to Illinois

Keep the following information in mind while searching for Europe to Illinois flight deals. Data was last updated April 17, 2025.

Round-trip from

$477
(Billigflug)

One-way from

$308
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$652

Good round-trip deal

$519 or less

Good one-way deal

$408 or less
From Europe to Illinois
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One-way flight from Europe to Illinois
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Highest demand for flights based on searches. 9% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 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 round-trip flight from Europe to Illinois.
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Price to beat on a one-way flight from Europe to Illinois.
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Find flight deals from Europe to Illinois

Cheapest flights from Europe to Illinois
Explore the most affordable flight options available from Europe to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Billigflug 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/119:55 amFRA - ORD
1 stop17h 17mMultiple Airlines
Tue 5/276:05 pmORD - FRA
1 stop11h 00mMultiple Airlines
Deal found 4/16$477
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.
Sat 11/810:15 amWAW - ORD
1 stop13h 30mScandinavian Airlines
Fri 11/287:20 pmORD - WAW
1 stop16h 45mScandinavian Airlines
Deal found 4/17$493
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 10/166:25 amWAW - ORD
2 stops20h 04mAir Canada
Thu 11/62:00 pmORD - WAW
2 stops16h 45mAir Canada
Deal found 4/17$496
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 5/297:55 amATH - ORD
1 stop16h 50mBritish Airways
Sun 6/810:30 pmORD - ATH
1 stop13h 25mBritish Airways
Deal found 4/16$498
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 5/2211:05 amATH - ORD
Nonstop11h 40mAmerican Airlines
Thu 6/55:00 pmORD - ATH
1 stop25h 15mAmerican Airlines
Deal found 4/16$500
This Flysmarter 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/24:15 pmFRA - ORD
2 stops22h 47mAir Canada
Tue 5/611:20 amORD - FRA
2 stops12h 50mAir Canada
Deal found 4/16$500
This Kissandfly.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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/218:55 amWAW - ORD
1 stop15h 55mMultiple Airlines
Thu 9/410:35 pmORD - WAW
1 stop15h 30mMultiple Airlines
Deal found 4/17$503
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/79:55 amFRA - ORD
1 stop30h 57mUnited Airlines
Mon 5/126:05 pmORD - FRA
1 stop11h 00mUnited Airlines
Deal found 4/17$504
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/82:20 pmWAW - ORD
2 stops31h 30mUnited Airlines
Tue 9/234:00 pmORD - WAW
1 stop19h 40mUnited Airlines
Deal found 4/17$507
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/121:15 pmFRA - ORD
1 stop12h 00mLufthansa
Wed 5/286:25 pmORD - FRA
Nonstop8h 30mLufthansa
Deal found 4/16$507
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.
Mon 5/266:00 amATH - ORD
1 stop16h 10mDelta
Fri 6/206:27 pmORD - ATH
2 stops17h 08mDelta
Deal found 4/17$510
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.
Tue 5/69:45 amWAW - ORD
1 stop13h 10mSWISS
Sun 5/116:35 pmORD - WAW
1 stop31h 25mSWISS
Deal found 4/17$512

Cheapflights Fare Finder

Customize your flight search to find flights from Europe 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 Europe to Illinois that are best for you.

Fly from

Europe

Fly to

Illinois

Route

Depart

Return

Price

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Sun 5/11

9:55 am-8:12 pm

1 stop17h 17m

Chicago O'Hare Intl

Tue 5/27

6:05 pm-12:05 pm

1 stop11h 00m

$477

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Fri 5/2

4:15 pm-8:02 am

2 stops22h 47m

Chicago O'Hare Intl

Tue 5/6

11:20 am-7:10 am

2 stops12h 50m

$500

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 5/8

11:05 am-2:45 pm

Nonstop11h 40m

Chicago O'Hare Intl

Mon 5/12

7:15 pm-4:30 pm

1 stop13h 15m

$502

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 5/19

11:05 am-2:45 pm

Nonstop11h 40m

Chicago O'Hare Intl

Sat 6/14

5:45 pm-12:55 am

1 stop23h 10m

$503

WarsawChicago

WAW - ORD

WAWORD

Warsaw Frederic Chopin

Thu 8/21

8:55 am-5:50 pm

1 stop15h 55m

Chicago O'Hare Intl

Thu 9/4

10:35 pm-9:05 pm

1 stop15h 30m

$503

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Wed 5/7

9:55 am-9:52 am

1 stop30h 57m

Chicago O'Hare Intl

Mon 5/12

6:05 pm-12:05 pm

1 stop11h 00m

$504

WarsawChicago

WAW - ORD

WAWORD

Warsaw Frederic Chopin

Thu 5/22

6:25 am-8:12 pm

2 stops20h 47m

Chicago O'Hare Intl

Wed 6/4

3:50 pm-6:15 pm

2 stops19h 25m

$505

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Mon 5/12

1:15 pm-6:15 pm

1 stop12h 00m

Chicago O'Hare Intl

Wed 5/28

6:25 pm-9:55 am

Nonstop8h 30m

$507

WarsawChicago

WAW - ORD

WAWORD

Warsaw Frederic Chopin

Tue 5/13

6:35 am-8:12 pm

2 stops20h 37m

Chicago O'Hare Intl

Tue 5/27

10:46 am-1:35 pm

2 stops19h 49m

$507

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 5/26

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Fri 6/20

6:27 pm-7:35 pm

2 stops17h 08m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 60 results
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Best time to book a flight from Europe to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Europe to Illinois (average of $245). Flying from Europe 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 EU to IL?

Find hourly flight availability from Europe 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 Europe 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.
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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
Alaska Airlines
8.0
Very good
9,887 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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 Europe to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airlines for a one-way flight from Europe to Illinois are French Bee ($393), WestJet ($414), and Norse Atlantic Airways ($417).

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Europe to Illinois (average of $245). Flying from Europe 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 Europe to Illinois

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

Discover the top 10 airlines that operate flights from Europe 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
IcelandairCheapest$352Average$648FlexibilityNo cancel feeOn-time76%
DeltaCheapest$353Average$701FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$372Average$714FlexibilityNo cancel feeOn-time76%
IberiaCheapest$391Average$715FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$400Average$671FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$401Average$788FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$404Average$743FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$405Average$746FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$441Average$773FlexibilityNo cancel feeOn-time71%
KLMCheapest$451Average$744FlexibilityNo cancel feeOn-time75%

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