Europe

$137+ Cheap flights from Illinois to Europe

ORD — MAD
Dec 4 — Dec 111
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Cheap flight deals from Illinois to Europe

Cheapest flights from Illinois to Europe

Wed 12/26:30 pm -
1 stop12h 30m
Mon 12/1411:25 am -
1 stop12h 55m
Deal found 11/4$572
Mon 11/306:30 pm -
1 stop12h 30m
Fri 12/1111:25 am -
1 stop12h 55m
Deal found 11/4$583
Sat 11/147:10 pm -
1 stop12h 35m
Thu 11/1911:10 am -
1 stop12h 35m
Deal found 10/31$586
Thu 11/53:55 pm -
Nonstop7h 20m
Wed 11/113:50 pm -
Nonstop8h 30m
Deal found 10/31$588
Wed 12/27:00 pm -
1 stop16h 45m
Fri 12/115:55 am -
1 stop16h 35m
Deal found 10/31$589
Wed 11/257:00 pm -
1 stop13h 50m
Thu 12/34:40 pm -
1 stop29h 50m
Deal found 11/1$590
Wed 12/27:00 am -
2 stops21h 15m
Tue 12/811:30 am -
2 stops19h 24m
Deal found 11/3$590
Sat 12/56:30 pm -
1 stop12h 30m
Sat 12/1211:25 am -
1 stop12h 55m
Deal found 11/1$591
Sun 11/88:10 pm -
1 stop21h 05m
Tue 11/247:35 pm -
1 stop26h 55m
Deal found 11/1$592
Fri 12/46:30 pm -
1 stop12h 30m
Sat 12/1211:25 am -
1 stop12h 55m
Deal found 11/2$593
Wed 12/27:00 am -
2 stops21h 15m
Wed 12/911:30 am -
3 stops27h 48m
Deal found 11/2$593
Sun 11/296:30 pm -
1 stop9h 45m
Tue 12/811:30 am -
1 stop11h 50m
Deal found 11/3$597

Find flight deals from Illinois to Europe

Round-trip from

$572
(Kiwi.com)

One-way from

$137
(Globehunters)

Popular in

June

Cheapest in

February

Average price

$943

Good round-trip deal

$590 or less

Good one-way deal

$318 or less
From Illinois to Europe
One-way flight from Illinois to Europe
Highest demand for flights based on searches. 20% potential increase in price ($273 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from Illinois to Europe.
Price to beat on a one-way flight from Illinois to Europe.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Illinois to Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoWarsaw

ORD Chicago O'Hare Intl - WAW Warsaw Frederic Chopin

ORDWAW

Chicago O'Hare Intl

Wed 11/11

7:00 pm-8:15 am

3 stops54h 15m

Warsaw Frederic Chopin

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$292

ChicagoKrakow

ORD Chicago O'Hare Intl - KRK Krakow J. Paul II Balice

ORDKRK

Chicago O'Hare Intl

Mon 11/16

6:30 pm-3:20 pm

2 stops13h 50m

Krakow J. Paul II Balice

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$314

ChicagoMadrid

ORD Chicago O'Hare Intl - MAD Madrid Barajas

ORDMAD

Chicago O'Hare Intl

Sun 3/7

8:10 pm-2:05 pm

1 stop10h 55m

Madrid Barajas

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$315

ChicagoKrakow

ORD Chicago O'Hare Intl - KRK Krakow J. Paul II Balice

ORDKRK

Chicago O'Hare Intl

Mon 2/15

6:50 pm-6:55 pm

1 stop17h 05m

Krakow J. Paul II Balice

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$321
Quickest round-trip

ChicagoDublin

ORD Chicago O'Hare Intl - DUB Dublin

ORDDUB

Chicago O'Hare Intl

Tue 3/23

7:35 pm-8:10 am

Nonstop7h 35m

Dublin

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$330

ChicagoDublin

ORD Chicago O'Hare Intl - DUB Dublin

ORDDUB

Chicago O'Hare Intl

Tue 3/16

7:35 pm-8:10 am

Nonstop7h 35m

Dublin

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$330

ChicagoAthens

ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.

ORDATH

Chicago O'Hare Intl

Sun 1/10

6:30 pm-9:30 pm

3 stops19h 00m

Athens Eleftherios V.

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$330

ChicagoKrakow

ORD Chicago O'Hare Intl - KRK Krakow J. Paul II Balice

ORDKRK

Chicago O'Hare Intl

Sat 3/20

6:30 pm-7:30 pm

1 stop19h 00m

Krakow J. Paul II Balice

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$334

ChicagoDublin

ORD Chicago O'Hare Intl - DUB Dublin

ORDDUB

Chicago O'Hare Intl

Wed 4/14

7:30 am-7:30 am

2 stops18h 00m

Dublin

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$334

ChicagoDublin

ORD Chicago O'Hare Intl - DUB Dublin

ORDDUB

Chicago O'Hare Intl

Wed 4/28

3:00 pm-11:10 am

2 stops14h 10m

Dublin

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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, February is the cheapest month in which you can book a flight from Illinois to Europe (average of $611). Flying from Illinois to Europe in June is currently the most expensive (average of $1,130). 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?

Unlike in the morning, when flights are generally more expensive, you can save up to 52% on flights from Illinois to Europe by exploring options for tickets in the evening.

Weekly flight availability from Illinois to Europe

The most flights from USIL to EU0 are scheduled on a Monday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

How far ahead should I book a flight from Illinois to Europe?

The price you pay for your flight from Illinois to Europe may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

  • How long is the flight from Illinois to Europe?

    Airlines like United Airlines, Turkish Airlines, and Scandinavian Airlines fly from Illinois to Europe in about 12h 10m. The time it takes to get you to your destination can typically vary by up to 18h 58m. The distance from Illinois to Europe is about 4669 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 SWISS. According to our data, you can fly for as low as $32. Users have also found prices from $33 and $38 on Lufthansa and Aer Lingus, 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, February is the cheapest month in which you can book a flight from Illinois to Europe (average of $611). Flying from Illinois to Europe in June is currently the most expensive (average of $1,130). 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

Alternative routes for Illinois to Europe

Top 10 airlines flying from Illinois to Europe

AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$39Average$919FlexibilityNo cancel feeOn-time79%
Virgin AtlanticCheapest$215Average$481FlexibilityNo cancel feeOn-time72%
Aer LingusCheapest$237Average$846FlexibilityNo cancel feeOn-timeN/A
Austrian AirlinesCheapest$286Average$1,265FlexibilityNo cancel feeOn-time78%
IcelandairCheapest$353Average$605FlexibilityNo cancel feeOn-time76%
DeltaCheapest$362Average$1,063FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$362Average$886FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$362Average$744FlexibilityNo cancel feeOn-time67%
LOTCheapest$462Average$1,034FlexibilityNo cancel feeOn-time81%
IberiaCheapest$477Average$881FlexibilityNo cancel feeOn-time77%

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