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$220+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CPH
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find 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 October 20, 2025.

This deal was found by Cheapflights users on 10/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:30 pmORD - FCO
1 stop12h 30mIcelandair
Thu 12/1111:25 amFCO - ORD
1 stop12h 55mIcelandair
Deal found 10/19$459
This Mytrip deal was found by Cheapflights users on 10/19. 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 11/148:15 pmORD - FCO
2 stops20h 15mMultiple Airlines
Thu 11/205:10 pmFCO - ORD
2 stops29h 15mMultiple Airlines
Deal found 10/19$460
This Booking.com deal was found by Cheapflights users on 10/19. 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.
Thu 11/276:30 pmORD - FCO
1 stop12h 30mIcelandair
Wed 12/311:25 amFCO - ORD
1 stop12h 55mIcelandair
Deal found 10/19$461
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/107:10 pmORD - FCO
1 stop21h 55mTAP AIR PORTUGAL
Wed 12/176:00 amFCO - ORD
1 stop16h 00mTAP AIR PORTUGAL
Deal found 10/20$463
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 12/24:22 pmORD - FCO
2 stops39h 08mMultiple Airlines
Tue 12/97:10 pmFCO - ORD
1 stop26h 47mMultiple Airlines
Deal found 10/18$464
This oojo deal was found by Cheapflights users on 10/19. 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 12/317:20 pmORD - FCO
1 stop16h 05mScandinavian Airlines
Sun 1/117:20 pmFCO - ORD
2 stops28h 25mScandinavian Airlines
Deal found 10/19$465
This oojo deal was found by Cheapflights users on 10/19. 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.
Sun 11/168:25 pmORD - FCO
1 stop15h 20mTAP AIR PORTUGAL
Thu 11/204:40 pmFCO - ORD
1 stop29h 45mTAP AIR PORTUGAL
Deal found 10/19$466
This Delta deal was found by Cheapflights users on 10/20. 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.
Wed 11/54:25 pmORD - MAD
1 stop16h 40mDelta
Thu 11/2010:00 amMAD - ORD
1 stop19h 35mDelta
Deal found 10/20$466
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/58:50 amORD - FCO
2 stops22h 40mMultiple Airlines
Tue 12/97:10 pmFCO - ORD
1 stop26h 47mMultiple Airlines
Deal found 10/20$467
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 10/299:42 amORD - MAD
1 stop16h 23mDelta
Thu 3/196:00 amMAD - ORD
2 stops21h 35mDelta
Deal found 10/19$467
This FlightHub deal was found by Cheapflights users on 10/19. 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.
Fri 11/285:10 pmORD - MAD
1 stop12h 30mBritish Airways
Thu 12/411:35 amMAD - ORD
Nonstop9h 55mBritish Airways
Deal found 10/19$468
This Trip.com deal was found by Cheapflights users on 10/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:05 amORD - FCO
2 stops26h 25mMultiple Airlines
Thu 12/117:10 pmFCO - ORD
1 stop26h 47mMultiple Airlines
Deal found 10/17$469

Cheap flight deals from Illinois to Europe

Keep the following information in mind while searching for Illinois to Europe flight deals. Data was last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$459

One-way from

$220
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$670

Good round-trip deal

$433 or less

Good one-way deal

$255 or less
Provider with most accurate pricing for Chicago (CHI)-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-London (LON) flights.
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From Illinois to Europe
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One-way flight from Illinois to Europe
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Illinois to Europe.
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Price to beat on a one-way flight from Illinois to Europe.
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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 October 20, 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

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

Sat 12/6

6:30 pm-2:00 pm

1 stop12h 30m

Rome Fiumicino

Wed 12/17

11:25 am-5:20 pm

1 stop12h 55m

$459

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Mon 11/3

4:25 pm-7:40 pm

1 stop20h 15m

Madrid Barajas

Fri 11/14

10:00 am-8:29 pm

2 stops17h 29m

$470

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Sat 11/8

5:55 pm-8:00 am

1 stop31h 05m

Madrid Barajas

Tue 11/18

7:35 pm-4:20 pm

1 stop27h 45m

$476

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Wed 11/12

5:20 pm-11:30 am

1 stop11h 10m

Madrid Barajas

Wed 11/19

6:00 am-4:52 pm

2 stops17h 52m

$477

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Wed 11/5

5:20 pm-5:40 pm

1 stop17h 20m

Madrid Barajas

Wed 11/19

6:00 am-8:29 pm

2 stops21h 29m

$477

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Tue 11/25

5:20 pm-5:40 pm

1 stop17h 20m

Madrid Barajas

Wed 12/3

6:00 am-8:38 pm

2 stops21h 38m

$477

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Fri 11/7

5:10 pm-12:40 pm

1 stop12h 30m

Madrid Barajas

Fri 11/14

11:00 am-5:45 pm

1 stop13h 45m

$480

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Tue 10/28

6:10 pm-12:40 pm

1 stop12h 30m

Madrid Barajas

Sat 1/31

12:30 pm-7:29 pm

1 stop13h 59m

$480

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Wed 11/5

4:25 pm-7:40 pm

1 stop20h 15m

Madrid Barajas

Tue 11/11

6:00 am-3:10 pm

1 stop16h 10m

$480

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Wed 11/19

8:50 am-11:45 am

2 stops19h 55m

Madrid Barajas

Tue 11/25

6:00 am-1:10 pm

1 stop14h 10m

$486

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

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, April is the cheapest month in which you can book a flight from Illinois to Europe (average of $203). Flying from Illinois to Europe in June is currently the most expensive (average of $634). 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 October 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 31% 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. Thursday afternoons 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 Icelandair, Delta, and KLM fly from Illinois to Europe in about 12h 30m. The time it takes to get you to your destination can typically vary by up to 7h 45m. The distance from Illinois to Europe is about 4808 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 $279. Users have also found prices from $279 and $287 on Scandinavian Airlines and TAP AIR PORTUGAL, 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, April is the cheapest month in which you can book a flight from Illinois to Europe (average of $203). Flying from Illinois to Europe in June is currently the most expensive (average of $634). 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 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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$51Average$573FlexibilityNo cancel feeOn-time62%
DeltaCheapest$137Average$833FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$257Average$717FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$333Average$559FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$366Average$600FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$366Average$726FlexibilityNo cancel feeOn-time67%
FinnairCheapest$371Average$763FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$401Average$856FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$430Average$982FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$474Average$780FlexibilityNo cancel feeOn-timeN/A

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