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$208+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MAD
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
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 diciembre 4, 2025.

This oojo deal was found by Cheapflights users on 12/2. 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.
vie. 12/58:15 pmORD - DUB
1 stop21h 05mTAP AIR PORTUGAL
sáb. 12/64:15 amDUB - ORD
1 stop16h 30mTAP AIR PORTUGAL
Deal found 12/2$443
This United Airlines deal was found by Cheapflights users on 12/2. 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.
mié. 12/109:00 amORD - FCO
1 stop16h 30mUnited Airlines
mié. 12/179:45 amFCO - ORD
Nonstop10h 25mUnited Airlines
Deal found 12/2$446
This Kissandfly.com deal was found by Cheapflights users on 12/1. 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.
lun. 12/86:15 pmORD - DUB
1 stop10h 05mLufthansa
mar. 12/1610:40 amDUB - ORD
Nonstop8h 50mLufthansa
Deal found 12/1$447
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
mar. 12/309:50 pmORD - FCO
1 stop13h 25mLufthansa
mié. 1/1412:20 pmFCO - ORD
1 stop13h 05mLufthansa
Deal found 12/2$454
This KLM deal was found by Cheapflights users on 12/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1011:15 amORD - FCO
1 stop13h 40mKLM
mié. 12/179:20 amFCO - ORD
1 stop15h 26mKLM
Deal found 12/2$456
This British Airways deal was found by Cheapflights users on 12/2. 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.
mié. 12/315:10 pmORD - FCO
1 stop12h 15mBritish Airways
mié. 1/145:50 pmFCO - ORD
1 stop27h 00mBritish Airways
Deal found 12/2$458
This United Airlines deal was found by Cheapflights users on 12/2. 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.
mié. 12/106:15 pmORD - DUB
1 stop10h 05mUnited Airlines
jue. 12/1810:40 amDUB - ORD
Nonstop8h 50mUnited Airlines
Deal found 12/2$461
This Kiwi.com deal was found by Cheapflights users on 12/4. 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.
mié. 12/317:10 pmORD - FCO
1 stop21h 55mTAP AIR PORTUGAL
jue. 1/154:40 pmFCO - ORD
1 stop29h 45mTAP AIR PORTUGAL
Deal found 12/4$462
This FlightHub deal was found by Cheapflights users on 12/3. 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.
dom. 12/78:25 pmORD - DUB
1 stop13h 45mTAP AIR PORTUGAL
mar. 12/164:55 pmDUB - ORD
1 stop28h 05mTAP AIR PORTUGAL
Deal found 12/3$462
This Gurufare deal was found by Cheapflights users on 12/4. 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.
mié. 12/317:10 pmORD - FCO
1 stop13h 40mTAP AIR PORTUGAL
mar. 1/137:35 pmFCO - ORD
1 stop26h 25mTAP AIR PORTUGAL
Deal found 12/4$463
This Gurufare deal was found by Cheapflights users on 12/3. 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.
mar. 12/93:45 pmORD - FCO
Nonstop9h 00mLufthansa
mar. 12/169:45 amFCO - ORD
Nonstop10h 25mLufthansa
Deal found 12/3$465
This oojo deal was found by Cheapflights users on 12/2. 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.
mié. 12/315:10 pmORD - FCO
1 stop19h 10mBritish Airways
mar. 1/138:25 pmFCO - ORD
2 stops50h 21mBritish Airways
Deal found 12/2$467

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 diciembre 4, 2025.

Round-trip from

$402
(Kiwi.com)

One-way from

$208
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,163

Good round-trip deal

$445 or less

Good one-way deal

$378 or less
From Illinois to Europe
Search Deals
One-way flight from Illinois to Europe
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($167 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).
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 diciembre 4, 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

lun. 1/12

6:50 am-8:45 am

2 stops19h 55m

Dublin

mié. 1/21

10:45 am-5:45 pm

1 stop13h 00m

$438

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

dom. 1/11

6:35 pm-8:10 am

Nonstop7h 35m

Dublin

mar. 1/20

10:40 am-1:30 pm

Nonstop8h 50m

$445

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

mar. 2/3

10:35 am-9:45 am

2 stops16h 10m

Rome Fiumicino

vie. 2/13

12:00 pm-10:05 pm

1 stop17h 05m

$461

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 3/4

6:35 pm-8:10 am

Nonstop7h 35m

Dublin

dom. 3/15

8:00 am-8:05 am

1 stop29h 05m

$464

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

dom. 2/8

6:35 pm-8:10 am

Nonstop7h 35m

Dublin

dom. 2/15

9:00 am-10:04 pm

1 stop19h 04m

$464

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mar. 1/20

6:35 pm-8:10 am

Nonstop7h 35m

Dublin

mié. 1/28

9:00 am-3:10 pm

1 stop12h 10m

$465

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

lun. 2/23

6:35 pm-8:10 am

Nonstop7h 35m

Dublin

vie. 3/6

9:00 am-9:13 am

1 stop30h 13m

$465

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

mié. 1/14

9:45 pm-7:20 pm

1 stop14h 35m

Rome Fiumicino

mar. 1/20

7:25 am-5:47 pm

2 stops17h 22m

$469

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

mar. 4/28

7:00 am-12:05 pm

2 stops22h 05m

Madrid Barajas

mar. 5/12

7:45 pm-4:10 pm

1 stop27h 25m

$471

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

sáb. 1/10

8:30 pm-8:00 am

2 stops28h 30m

Madrid Barajas

mar. 1/20

7:35 pm-4:20 pm

1 stop27h 45m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

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 $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 diciembre 4, 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.

Weekly flight availability from Illinois to Europe

Explore weekly flight availability from Illinois to Europe. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated diciembre 4, 2025.

The most flights from USIL to EU0 are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

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 Delta, United Airlines, and British Airways fly from Illinois to Europe in about 7h 35m. The time it takes to get you to your destination can typically vary by up to 12h 20m. 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 $149 and $155 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 $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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$51Average$601FlexibilityNo cancel feeOn-time62%
DeltaCheapest$137Average$814FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$257Average$712FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$288Average$675FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$338Average$566FlexibilityNo cancel feeOn-time77%
FinnairCheapest$354Average$770FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$366Average$600FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$366Average$712FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$401Average$674FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$441Average$973FlexibilityNo cancel feeOn-time76%

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