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$214+ Cheap flights from Illinois to Europe

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CPH
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Illinois to Europe

Cheapest flights from Illinois to Europe
Explore the most affordable flight options available from Illinois to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/24. 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.
Wed 12/316:50 pmORD - MAD
1 stop31h 30mSWISS
Wed 1/1410:10 amMAD - ORD
1 stop33h 35mSWISS
Deal found 12/24$472
This United Airlines deal was found by Cheapflights users on 12/24. 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 12/317:45 amORD - MAD
2 stops17h 15mUnited Airlines
Wed 1/148:30 amMAD - ORD
1 stop13h 50mUnited Airlines
Deal found 12/24$482
This FlightHub deal was found by Cheapflights users on 12/24. 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 12/3110:00 amORD - MAD
2 stops15h 00mMultiple Airlines
Wed 1/148:30 amMAD - ORD
1 stop13h 50mMultiple Airlines
Deal found 12/24$485
This oojo deal was found by Cheapflights users on 12/25. 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 12/316:30 pmORD - CDG
1 stop10h 30mIcelandair
Wed 1/141:00 pmCDG - ORD
1 stop11h 20mIcelandair
Deal found 12/25$496
This Air France deal was found by Cheapflights users on 12/24. 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.
Wed 12/315:20 pmORD - MAD
1 stop11h 10mAir France
Mon 1/124:25 pmMAD - ORD
1 stop29h 45mAir France
Deal found 12/24$500
This Gurufare deal was found by Cheapflights users on 12/24. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:40 pmORD - MAD
Nonstop8h 10mBritish Airways
Wed 1/1412:00 pmMAD - ORD
Nonstop9h 55mBritish Airways
Deal found 12/24$504
This Booking.com deal was found by Cheapflights users on 12/24. 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.
Wed 12/317:05 amORD - FCO
1 stop19h 15mMultiple Airlines
Thu 1/1512:20 pmFCO - ORD
1 stop13h 05mMultiple Airlines
Deal found 12/24$505
This Kiwi.com deal was found by Cheapflights users on 12/24. 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.
Wed 12/316:45 pmORD - CDG
Nonstop8h 10mLufthansa
Fri 1/236:15 amCDG - ORD
1 stop11h 55mLufthansa
Deal found 12/24$515
This Cheapflightsfares deal was found by Cheapflights users on 12/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:25 pmORD - FCO
1 stop21h 25mLufthansa
Thu 1/297:05 amFCO - ORD
1 stop15h 15mLufthansa
Deal found 12/25$517
This Cheapflightsfares deal was found by Cheapflights users on 12/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:45 pmORD - CDG
Nonstop8h 10mLufthansa
Wed 1/146:15 amCDG - ORD
1 stop16h 05mLufthansa
Deal found 12/24$518
This Mytrip deal was found by Cheapflights users on 12/25. 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.
Wed 12/317:05 amORD - FCO
1 stop19h 15mMultiple Airlines
Mon 1/122:50 pmFCO - ORD
1 stop32h 30mMultiple Airlines
Deal found 12/25$519
This United Airlines deal was found by Cheapflights users on 12/25. 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 12/297:00 amORD - FCO
1 stop18h 30mUnited Airlines
Thu 1/2912:50 pmFCO - ORD
2 stops30h 15mUnited Airlines
Deal found 12/25$521

Find flight deals from Illinois to Europe

Keep the following information in mind while searching for Illinois to Europe flight deals. Data was last updated December 26, 2025.

Round-trip from

$407
(Ticket)

One-way from

$214
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,144

Good round-trip deal

$436 or less

Good one-way deal

$218 or less
From Illinois to Europe
Search Deals
One-way flight from Illinois to Europe
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 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 Illinois to Europe.
Search Deals
Price to beat on a one-way flight from Illinois to Europe.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Europe 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 26, 2025.
Use the filters below to find and compare flights from Illinois to Europe that are best for you.

Fly from

Illinois

Fly to

Europe

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 2/4

7:20 pm-6:20 pm

1 stop17h 00m

Dublin

Tue 2/10

11:30 am-4:45 pm

2 stops35h 15m

$434

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 2/9

5:10 pm-9:50 am

1 stop10h 40m

Dublin

Mon 2/16

8:40 pm-6:45 pm

1 stop28h 05m

$445

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Fri 2/6

6:30 pm-10:15 am

1 stop9h 45m

Dublin

Tue 2/10

11:30 am-5:20 pm

1 stop11h 50m

$455

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 2/23

6:00 am-10:20 am

1 stop22h 20m

Dublin

Wed 3/4

9:00 am-9:50 am

1 stop30h 50m

$457

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 3/22

9:15 pm-10:20 am

1 stop32h 05m

Dublin

Wed 4/1

9:50 am-7:58 am

2 stops28h 08m

$462

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 2/11

7:20 pm-10:45 am

2 stops33h 25m

Dublin

Sun 2/15

5:15 pm-4:45 pm

2 stops29h 30m

$463

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 2/2

6:35 pm-8:10 am

Nonstop7h 35m

Dublin

Wed 2/11

9:00 am-3:10 pm

1 stop12h 10m

$465

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Fri 2/6

7:20 pm-11:20 am

2 stops34h 00m

Dublin

Tue 2/10

11:30 am-4:45 pm

2 stops35h 15m

$466

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sat 3/7

7:20 pm-10:45 am

2 stops33h 25m

Dublin

Fri 3/13

6:55 pm-5:45 pm

2 stops27h 50m

$467

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Thu 2/5

6:30 pm-10:15 am

1 stop9h 45m

Dublin

Mon 2/9

11:30 am-5:20 pm

1 stop11h 50m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

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

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

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

Currently, September is the cheapest month in which you can book a flight from Illinois to Europe (average of $289). Flying from Illinois to Europe in June is currently the most expensive (average of $641). 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 EU?

Find hourly flight availability from Illinois to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 26, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from Illinois to Europe by exploring options for tickets in the evening.

What is the cheapest day to fly from Illinois to Europe?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Europe. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Europe flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Europe?

    Airlines like Scandinavian Airlines, British Airways, and Icelandair fly from Illinois to Europe in about 9h 45m. The time it takes to get you to your destination can typically vary by up to 7h 15m. The distance from Illinois to Europe is about 3661 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $135. Users have also found prices from $155 and $165 on TAP AIR PORTUGAL and Icelandair, respectively.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Illinois to Europe (average of $289). Flying from Illinois to Europe in June is currently the most expensive (average of $641). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Europe

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 Europe

Discover the top 10 airlines that operate flights from Illinois to Europe. 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 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$51Average$579FlexibilityNo cancel feeOn-time62%
DeltaCheapest$137Average$828FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$257Average$709FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$331Average$570FlexibilityNo cancel feeOn-time77%
FinnairCheapest$354Average$765FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$365Average$592FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$366Average$711FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$401Average$670FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$441Average$988FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$474Average$791FlexibilityNo cancel feeOn-timeN/A

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