How many flights depart from Copenhagen to Illinois on average per week?

As of April 2026, 6 flights take off from Copenhagen and land in Illinois each week. The most common flight departure day for this route is Mon, with 50% of weekly flights taking off on this day.

What is the cheapest airline that flies from Kastrup Copenhagen to Illinois?

Finnair, British Airways, and American Airlines are the most popular carriers operating from Kastrup Copenhagen to Illinois

When did momondo last update prices for flights from Kastrup Copenhagen Airport to Illinois?

Prices for flights from Kastrup Copenhagen Airport to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from Kastrup Copenhagen Airport to Illinois?

As of April 2026, there are 3 operators available to choose from for flights from Kastrup Copenhagen Airport to Illinois.

How old do you have to be to fly from Kastrup Copenhagen Airport to Illinois?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kastrup Copenhagen Airport to Illinois.

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

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$352 Cheap Flights from Copenhagen to Illinois in 2026

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Find the cheapest flights from Copenhagen to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 6:15 pm

CPH

ORD

11h 15m

1 stop

10:25 pm - 6:20 am

ORD

CPH

24h 55m

1 stop

$488Icelandair

Tue, May 5 - Tue, May 26

2:00 pm - 6:15 pm

CPH

ORD

11h 15m

1 stop

10:25 pm - 9:45 pm

ORD

CPH

16h 20m

1 stop

$499Icelandair

Tue, May 12 - Sun, May 24

5:40 pm - 7:25 am

CPH

ORD

20h 45m

2 stops

6:15 pm - 7:15 pm

ORD

CPH

18h 00m

1 stop

$506Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

5:40 pm - 7:25 am

CPH

ORD

20h 45m

2 stops

6:25 pm - 7:15 pm

ORD

CPH

17h 50m

2 stops

$508Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

9:45 pm - 1:50 pm

CPH

ORD

23h 05m

1 stop

10:30 pm - 7:55 pm

ORD

CPH

14h 25m

1 stop

$511British Airways

Mon, Apr 27 - Mon, May 4

7:25 pm - 5:35 pm

CPH

ORD

29h 10m

2 stops

9:30 pm - 4:15 pm

ORD

CPH

11h 45m

1 stop

$522Finnair

Sat, Apr 25 - Sat, May 2

7:50 pm - 2:55 pm

CPH

ORD

26h 05m

1 stop

6:08 am - 11:25 pm

ORD

CPH

34h 17m

2 stops

$523British Airways

Sat, May 2 - Fri, May 8

5:00 pm - 2:55 pm

CPH

ORD

28h 55m

2 stops

9:30 pm - 4:15 pm

ORD

CPH

11h 45m

1 stop

$538Finnair

Sun, Apr 12 - Thu, Apr 16

9:00 am - 9:29 pm

CPH

STL

19h 29m

2 stops

3:11 pm - 11:45 am

STL

CPH

13h 34m

1 stop

$607Virgin Atlantic

Sat, May 23 - Wed, May 27

1:55 pm - 11:21 pm

CPH

STL

16h 26m

1 stop

3:11 pm - 11:45 am

STL

CPH

13h 34m

1 stop

$615Virgin Atlantic

Sat, May 23 - Wed, May 27

United Airlines flights from Copenhagen to Illinois

Our best United Airlines deals on Copenhagen to Illinois flight tickets

United Airlines

Apr 17

CPH10:10 amKastrup Copenhagen

11h 40m

1 stop

ORD2:50 pmChicago O'Hare Intl

May 1

ORD7:05 pmChicago O'Hare Intl

12h 05m

1 stop

CPH2:10 pmKastrup Copenhagen

$664

United Airlines

May 4

CPH10:30 amKastrup Copenhagen

16h 25m

1 stop

ORD7:55 pmChicago O'Hare Intl

May 25

ORD3:53 pmChicago O'Hare Intl

15h 17m

2 stops

CPH2:10 pmKastrup Copenhagen

$665

United Airlines

May 1

CPH6:30 amKastrup Copenhagen

13h 55m

1 stop

STL1:25 pmLambert-St Louis

May 11

STL3:20 pmLambert-St Louis

15h 50m

2 stops

CPH2:10 pmKastrup Copenhagen

$666

Finnair flights from Copenhagen to Illinois

Our best Finnair deals on Copenhagen to Illinois flight tickets

Finnair

Apr 25

CPH7:25 pmKastrup Copenhagen

29h 10m

2 stops

ORD5:35 pmChicago O'Hare Intl

May 2

ORD9:30 pmChicago O'Hare Intl

11h 45m

1 stop

CPH4:15 pmKastrup Copenhagen

$522

Finnair

Apr 12

CPH5:00 pmKastrup Copenhagen

28h 55m

2 stops

ORD2:55 pmChicago O'Hare Intl

Apr 16

ORD9:30 pmChicago O'Hare Intl

11h 45m

1 stop

CPH4:15 pmKastrup Copenhagen

$538

Finnair

May 11

CPH8:50 amKastrup Copenhagen

16h 00m

1 stop

ORD5:50 pmChicago O'Hare Intl

May 30

ORD9:30 pmChicago O'Hare Intl

14h 15m

1 stop

CPH6:45 pmKastrup Copenhagen

$586

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Tue 5/5

2:00 pm-6:15 pm

1 stop11h 15m

Chicago O'Hare Intl

Tue 5/26

10:25 pm-6:20 am

1 stop24h 55m

$488

Quickest round-trip

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Tue 5/12

2:00 pm-6:15 pm

1 stop11h 15m

Chicago O'Hare Intl

Sun 5/24

10:25 pm-9:45 pm

1 stop16h 20m

$499

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Tue 9/1

5:40 pm-7:25 am

2 stops20h 45m

Chicago O'Hare Intl

Tue 9/8

6:15 pm-7:15 pm

1 stop18h 00m

$506

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Tue 9/1

5:40 pm-7:25 am

2 stops20h 45m

Chicago O'Hare Intl

Tue 9/8

6:25 pm-7:15 pm

2 stops17h 50m

$508

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Mon 4/27

9:45 pm-1:50 pm

1 stop23h 05m

Chicago O'Hare Intl

Mon 5/4

10:30 pm-7:55 pm

1 stop14h 25m

$511

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Sat 4/25

7:25 pm-5:35 pm

2 stops29h 10m

Chicago O'Hare Intl

Sat 5/2

9:30 pm-4:15 pm

1 stop11h 45m

$522

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Sat 5/2

7:50 pm-2:55 pm

1 stop26h 05m

Chicago O'Hare Intl

Fri 5/8

6:08 am-11:25 pm

2 stops34h 17m

$523

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Sun 4/12

5:00 pm-2:55 pm

2 stops28h 55m

Chicago O'Hare Intl

Thu 4/16

9:30 pm-4:15 pm

1 stop11h 45m

$538

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Sat 5/23

9:00 am-9:29 pm

2 stops19h 29m

Lambert-St Louis

Wed 5/27

3:11 pm-11:45 am

1 stop13h 34m

$607

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Sat 5/23

1:55 pm-11:21 pm

1 stop16h 26m

Lambert-St Louis

Wed 5/27

3:11 pm-11:45 am

1 stop13h 34m

$615

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Copenhagen 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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Copenhagen is in September. Flight prices, which tend to average around $537, 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 September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $541.

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

The cheapest day to depart from Copenhagen to Illinois is on a Wednesday when prices can be found for as low as $593. Flights from Copenhagen to Illinois on a Sunday will generally be more expensive and average around $896. 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 Copenhagen to Illinois during this time can be as low as $700. Flights in the afternoon are often more expensive with an average ticket price of $851.

What is the cheapest Kastrup Copenhagen to Illinois flight route?

Fly from Kastrup Copenhagen to Chicago O'Hare Intl for the best Kastrup Copenhagen - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $663 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Copenhagen for as low as $580 on momondo.

What cabin class options are available on Kastrup Copenhagen to Illinois flights?

There are 3 cabin classes available to choose from on Kastrup Copenhagen to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Copenhagen to Illinois flights?

You could potentially save up to 36% on your flight if you consider stops on a Copenhagen to Illinois flight.

Cheap Copenhagen to Illinois flight deals and tips

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

Best Price Found	$721
Fastest flight time	9h 15m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Copenhagen in the past 72 hours is $721. The best round-trip flight deal from Copenhagen to Illinois found on momondo in the last 72 hours is $593.

The fastest flight from Copenhagen to Illinois takes 9h 15m

Direct flights go from Copenhagen to Illinois every day.

There are 98 airports in Illinois. From Copenhagen there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

When did momondo last update prices for flights from Kastrup Copenhagen Airport to Illinois?
Prices for flights from Kastrup Copenhagen Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Kastrup Copenhagen Airport to Illinois?
As of April 2026, there are 3 operators available to choose from for flights from Kastrup Copenhagen Airport to Illinois.
How old do you have to be to fly from Kastrup Copenhagen Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kastrup Copenhagen Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Copenhagen to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Copenhagen to Illinois is Airbus A330-300, representing 59.91% of all bookings. The subsequent popular models are Airbus A350-900 at 38.21%, Airbus A321neo at 1.42%, and Boeing 787-8 Dreamliner at 0.31%.

Best airlines flying from Copenhagen to Illinois

Compare and see reviews for airlines that fly from Copenhagen to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $504	Free Cancellation	Rating 7.3 1,734 reviews		Search Scandinavian Airlines flights

Why use momondo?

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

It is quick and easy to find Copenhagen to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

Flights from Copenhagen 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 Copenhagen to Illinois?

Once you have performed a search for Copenhagen to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Illinois from Copenhagen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.