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$255+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CPH
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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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 March 31, 2025.

Round-trip from

$517
(FlightHub)

One-way from

$255
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$997

Good round-trip deal

$576 or less

Good one-way deal

$285 or less
From Illinois to Europe
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One-way flight from Illinois to Europe
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Highest demand for flights based on searches. 18% potential increase in price ($238 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in March 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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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 March 31, 2025.

This FlightHub deal was found by Cheapflights users on 3/30. 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 10/86:00 pmORD - MAD
1 stop23h 20mTAP AIR PORTUGAL
Tue 10/1410:15 pmMAD - ORD
1 stop24h 55mTAP AIR PORTUGAL
Deal found 3/30$513
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 11/411:15 amORD - MAD
1 stop13h 50mUnited Airlines
Fri 11/2112:15 pmMAD - ORD
1 stop15h 10mUnited Airlines
Deal found 3/31$516
This FlightHub deal was found by Cheapflights users on 3/30. 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.
Sun 8/177:15 pmORD - MAD
1 stop33h 55mScandinavian Airlines
Mon 8/2512:55 pmMAD - ORD
1 stop34h 15mScandinavian Airlines
Deal found 3/30$517
This oojo deal was found by Cheapflights users on 3/30. 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.
Fri 8/157:15 pmORD - DUB
1 stop32h 10mScandinavian Airlines
Sun 8/247:15 pmDUB - ORD
2 stops26h 55mScandinavian Airlines
Deal found 3/30$520
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Sun 11/237:05 pmORD - MAD
1 stop16h 40mSWISS
Mon 12/17:35 pmMAD - ORD
1 stop27h 40mSWISS
Deal found 3/30$522
This Travelocity deal was found by Cheapflights users on 3/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/253:35 pmORD - MAD
1 stop11h 05mMultiple Airlines
Mon 12/17:35 pmMAD - ORD
1 stop27h 40mMultiple Airlines
Deal found 3/30$523
This Gurufare deal was found by Cheapflights users on 3/31. 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.
Mon 10/1310:35 pmORD - MAD
1 stop14h 10mBritish Airways
Tue 11/1111:35 amMAD - ORD
Nonstop9h 55mBritish Airways
Deal found 3/31$537
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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.
Thu 11/134:45 pmORD - MAD
Nonstop8h 10mIberia
Tue 11/1811:35 amMAD - ORD
Nonstop9h 55mIberia
Deal found 3/30$539
This FlightHub deal was found by Cheapflights users on 3/31. 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.
Sat 4/196:15 pmORD - BCN
1 stop24h 15mTAP AIR PORTUGAL
Wed 4/306:00 amBCN - ORD
1 stop17h 10mTAP AIR PORTUGAL
Deal found 3/31$547
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:15 pmORD - BCN
1 stop15h 55mScandinavian Airlines
Fri 9/197:00 pmBCN - ORD
1 stop28h 10mScandinavian Airlines
Deal found 3/30$548
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 10/79:45 pmORD - BCN
Nonstop8h 30mUnited Airlines
Tue 10/213:15 pmBCN - ORD
Nonstop9h 50mUnited Airlines
Deal found 3/30$550
This Mytrip deal was found by Cheapflights users on 3/31. 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.
Sun 5/410:40 amORD - BCN
1 stop14h 10mAir Canada
Thu 5/221:15 pmBCN - ORD
2 stops32h 32mAir Canada
Deal found 3/31$554

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 March 31, 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

Sun 5/4

7:15 pm-6:15 pm

1 stop17h 00m

Dublin

Wed 5/14

7:05 pm-4:10 pm

1 stop27h 05m

$533

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Sat 4/19

6:15 pm-1:30 am

1 stop24h 15m

Barcelona-El Prat

Wed 4/30

6:00 am-4:10 pm

1 stop17h 10m

$547

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Wed 4/23

7:20 am-2:55 pm

2 stops24h 35m

Barcelona-El Prat

Tue 5/6

12:15 pm-10:06 pm

2 stops16h 51m

$550

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Sat 5/10

7:15 pm-6:10 pm

1 stop15h 55m

Barcelona-El Prat

Sat 5/17

7:00 pm-4:10 pm

1 stop28h 10m

$551

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 5/7

5:05 am-10:15 am

3 stops23h 10m

Dublin

Sun 5/11

11:35 am-4:25 pm

3 stops34h 50m

$556

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Mon 4/21

6:45 pm-10:30 am

Nonstop8h 45m

Barcelona-El Prat

Tue 5/6

10:45 am-1:30 pm

Nonstop9h 45m

$566

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Tue 4/29

5:55 am-3:10 pm

2 stops26h 15m

Barcelona-El Prat

Fri 5/2

6:00 am-4:10 pm

1 stop17h 10m

$567

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 5/5

6:20 am-8:20 am

1 stop20h 00m

Dublin

Wed 5/14

10:40 am-6:36 pm

1 stop13h 56m

$570

ChicagoParis

ORD - ORY

ORDORY

Chicago O'Hare Intl

Sat 9/20

6:15 pm-1:55 pm

1 stop12h 40m

Paris Orly

Wed 10/1

4:40 pm-12:35 pm

1 stop26h 55m

$574

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Mon 5/5

7:00 pm-10:30 am

Nonstop8h 30m

Barcelona-El Prat

Thu 5/15

10:45 am-1:30 pm

Nonstop9h 45m

$575

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

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, November is the cheapest month in which you can book a flight from Illinois to Europe (average of $523). Flying from Illinois to Europe in June is currently the most expensive (average of $953). 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 March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Europe as you normally would.

Rainfall in Europe by month

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

In terms of precipitation, rainfall in Europe ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Europe when rainfall is around 0.4 in.

Temperature in Europe by month

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

If weather is an important factor for your trip to Europe, 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 41.0 F).

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated March 31, 2025.
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $266. Users have also found prices from $277 and $344 on TAP AIR PORTUGAL and JetBlue, 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, November is the cheapest month in which you can book a flight from Illinois to Europe (average of $523). Flying from Illinois to Europe in June is currently the most expensive (average of $953). 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$257Average$832FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$264Average$633FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$342Average$722FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$349Average$590FlexibilityNo cancel feeOn-time76%
FinnairCheapest$449Average$763FlexibilityNo cancel feeOn-time76%
DeltaCheapest$451Average$865FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$470Average$737FlexibilityNo cancel feeOn-time67%
KLMCheapest$477Average$842FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$488Average$895FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$488Average$742FlexibilityNo cancel feeOn-timeN/A
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