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Cheap flights from Europe to Illinois from $398

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Europe to Illinois departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Europe to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
7:40 am - 12:40 pm
MAD
-
ORD
12h 00m
1 stop
TAP AIR PORTUGAL Logo
6:00 pm - 12:20 am
ORD
-
MAD
23h 20m
1 stop
$638TAP AIR PORTUGAL
Thu, Oct 1 - Thu, Oct 15
Finnair Logo
11:45 am - 2:25 pm
MAD
-
ORD
9h 40mnonstop
Finnair Logo
10:30 pm - 1:30 pm
ORD
-
MAD
8h 00mnonstop
$640Finnair
Tue, May 19 - Thu, Jul 23
British Airways Logo
11:45 am - 2:25 pm
MAD
-
ORD
9h 40mnonstop
British Airways Logo
3:16 pm - 9:35 am
ORD
-
MAD
11h 19m
1 stop
$644British Airways
Wed, May 20 - Mon, May 25
British Airways Logo
1:35 pm - 4:00 pm
MAD
-
ORD
9h 25mnonstop
British Airways Logo
3:16 pm - 9:35 am
ORD
-
MAD
11h 19m
1 stop
$645British Airways
Tue, May 19 - Mon, May 25
Lufthansa Logo
11:15 am - 1:15 pm
CDG
-
ORD
9h 00mnonstop
Lufthansa Logo
6:10 pm - 9:20 am
ORD
-
CDG
8h 10mnonstop
$653Lufthansa
Sun, Jun 21 - Mon, Jun 29
United Airlines Logo
11:15 am - 1:15 pm
CDG
-
ORD
9h 00mnonstop
United Airlines Logo
6:10 pm - 9:20 am
ORD
-
CDG
8h 10mnonstop
$654United Airlines
Thu, May 28 - Wed, Jun 3
United Airlines Logo
11:15 am - 1:15 pm
CDG
-
ORD
9h 00mnonstop
United Airlines Logo
10:51 am - 7:05 am
ORD
-
CDG
13h 14m
1 stop
$655United Airlines
Fri, May 22 - Fri, Jun 5
Lufthansa Logo
9:40 am - 7:55 pm
WAW
-
ORD
17h 15m
1 stop
Lufthansa Logo
10:30 pm - 6:25 pm
ORD
-
WAW
12h 55m
1 stop
$671Lufthansa
Sat, Sep 5 - Sat, Sep 12
LOT Logo
12:00 pm - 3:10 pm
WAW
-
ORD
10h 10mnonstop
LOT Logo
5:10 pm - 9:15 am
ORD
-
WAW
9h 05mnonstop
$675LOT
Thu, Aug 27 - Sat, Sep 19
LOT Logo
12:00 pm - 3:10 pm
WAW
-
ORD
10h 10mnonstop
LOT Logo
9:50 pm - 1:55 pm
ORD
-
WAW
9h 05mnonstop
$677LOT
Thu, Aug 27 - Sat, Sep 19

United Airlines flights from Europe to Illinois

Our best United Airlines deals on Europe to Illinois flight tickets
United Airlines
May 23
CDG8:30 amParis Charles de Gaulle
17h 25m
2 stops
ORD6:55 pmChicago O'Hare Intl
May 30
ORD7:20 amChicago O'Hare Intl
19h 40m
2 stops
CDG10:00 amParis Charles de Gaulle
$653
United Airlines
May 28
CDG11:15 amParis Charles de Gaulle
9h 00m
ORD1:15 pmChicago O'Hare Intl
Jun 3
ORD6:10 pmChicago O'Hare Intl
8h 10m
CDG9:20 amParis Charles de Gaulle
$654
United Airlines
May 22
CDG11:15 amParis Charles de Gaulle
9h 00m
ORD1:15 pmChicago O'Hare Intl
Jun 5
ORD10:51 amChicago O'Hare Intl
13h 14m
1 stop
CDG7:05 amParis Charles de Gaulle
$655

Austrian Airlines flights from Europe to Illinois

Our best Austrian Airlines deals on Europe to Illinois flight tickets
Austrian Airlines
Oct 6
WAW8:25 amWarsaw Frederic Chopin
11h 55m
1 stop
ORD1:20 pmChicago O'Hare Intl
Oct 16
ORD1:12 pmChicago O'Hare Intl
18h 03m
2 stops
WAW2:15 pmWarsaw Frederic Chopin
$707
Austrian Airlines
May 14
WAW7:40 pmWarsaw Frederic Chopin
24h 40m
1 stop
ORD1:20 pmChicago O'Hare Intl
Sep 17
ORD12:57 pmChicago O'Hare Intl
18h 18m
2 stops
WAW2:15 pmWarsaw Frederic Chopin
$727

momondo Fare Finder

 
Customize your flight search to find flights from Europe to Illinois 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, momondo users made 832,500 searches. Data last updated May 9, 2026.
Use the filters below to find and compare flights from Europe to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

Thu 10/1

7:40 am-12:40 pm

1 stop12h 00m

Chicago O'Hare Intl

Thu 10/15

6:00 pm-12:20 am

1 stop23h 20m

$638

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

Tue 5/19

11:45 am-2:25 pm

Nonstop9h 40m

Chicago O'Hare Intl

Thu 7/23

10:30 pm-1:30 pm

Nonstop8h 00m

$640

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

Wed 5/20

11:45 am-2:25 pm

Nonstop9h 40m

Chicago O'Hare Intl

Mon 5/25

3:16 pm-9:35 am

1 stop11h 19m

$644

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

Tue 5/19

1:35 pm-4:00 pm

Nonstop9h 25m

Chicago O'Hare Intl

Mon 5/25

3:16 pm-9:35 am

1 stop11h 19m

$645
Quickest round-trip

ParisChicago

CDG - ORD

CDGORD

Paris Charles de Gaulle

Sun 6/21

11:15 am-1:15 pm

Nonstop9h 00m

Chicago O'Hare Intl

Mon 6/29

6:10 pm-9:20 am

Nonstop8h 10m

$653

ParisChicago

CDG - ORD

CDGORD

Paris Charles de Gaulle

Thu 5/28

11:15 am-1:15 pm

Nonstop9h 00m

Chicago O'Hare Intl

Wed 6/3

6:10 pm-9:20 am

Nonstop8h 10m

$654

ParisChicago

CDG - ORD

CDGORD

Paris Charles de Gaulle

Fri 5/22

11:15 am-1:15 pm

Nonstop9h 00m

Chicago O'Hare Intl

Fri 6/5

10:51 am-7:05 am

1 stop13h 14m

$655

WarsawChicago

WAW - ORD

WAWORD

Warsaw Frederic Chopin

Sat 9/5

9:40 am-7:55 pm

1 stop17h 15m

Chicago O'Hare Intl

Sat 9/12

10:30 pm-6:25 pm

1 stop12h 55m

$671

WarsawChicago

WAW - ORD

WAWORD

Warsaw Frederic Chopin

Thu 8/27

12:00 pm-3:10 pm

Nonstop10h 10m

Chicago O'Hare Intl

Sat 9/19

5:10 pm-9:15 am

Nonstop9h 05m

$675

WarsawChicago

WAW - ORD

WAWORD

Warsaw Frederic Chopin

Thu 8/27

12:00 pm-3:10 pm

Nonstop10h 10m

Chicago O'Hare Intl

Sat 9/19

9:50 pm-1:55 pm

Nonstop9h 05m

$677

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Europe to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Europe is in November. Flight prices, which tend to average around $635, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $639.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Europe to Illinois is on a Wednesday when prices can be found for as low as $679. Flights from Europe to Illinois on a Tuesday will generally be more expensive and average around $1,163. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Europe to Illinois during this time can be as low as $782. Flights in the afternoon are often more expensive with an average ticket price of $1,067.

What is the cheapest Europe to Illinois flight route?

Fly from Madrid Barajas to Chicago O'Hare Intl for the best Europe - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Europe when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $777 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Europe for as low as $639 on momondo.

Can stopping save me money on Europe to Illinois flights?

You could potentially save up to 10% on your flight if you consider stops on a Europe to Illinois flight.

Cheap Europe to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Europe to Illinois

Best Price Found

$566

Fastest flight time

6h 40m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Europe in the past 72 hours is $566. The best round-trip flight deal from Europe to Illinois found on momondo in the last 72 hours is $665.
The fastest flight from Europe to Illinois takes 6h 40m
Direct flights go from Europe to Illinois every day.
There are 98 airports in Illinois. From Europe there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

Frequently asked questions about flying from Europe to Illinois

  • When did momondo last update prices for flights from Europe to Illinois?

    Prices for flights from Europe to Illinois are updated daily.

  • How many operators does momondo search for flights from Europe to Illinois?

  • How old do you have to be to fly from Europe to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Europe to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Europe to Illinois

Compare and see reviews for airlines that fly from Europe to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $446Free CancellationRating
7.3
1,551 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $453Free CancellationRating
6.7
7,964 reviews
Search British Airways flights
DeltaPriceFrom $466Free CancellationRating
7.9
8,456 reviews
Search Delta flights
IberiaPriceFrom $473Free CancellationRating
7.0
3,213 reviews
Search Iberia flights
United AirlinesPriceFrom $485Free CancellationRating
7.4
9,695 reviews
Search United Airlines flights
IcelandairPriceFrom $498Free CancellationRating
7.0
653 reviews
Search Icelandair flights
Austrian AirlinesPriceFrom $530Free CancellationRating
7.6
916 reviews
Search Austrian Airlines flights
Scandinavian AirlinesPriceFrom $533Free CancellationRating
7.4
1,771 reviews
Search Scandinavian Airlines flights
American AirlinesPriceFrom $595Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
FinnairPriceFrom $600Free CancellationRating
7.6
1,393 reviews
Search Finnair flights

Why use momondo?

Why should I use momondo to find a flight deal from Europe to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Europe.

Can I find flights from Europe to Illinois with flexible booking policies on momondo?

Flights from Europe to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Europe to Illinois?

Once all potential Europe to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Europe to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Europe to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

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