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

As of May 2026, 21 flights take off from Copenhagen and land in Illinois each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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

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

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

As of May 2026, 3 flights take off from Copenhagen and land in Illinois each day. The most common flight departure time for this route is 1:00PM, with 100% of daily flights taking off in the afternoon.

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 May 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.

$362 Cheap Flights from Copenhagen to Illinois in 2026

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Find the cheapest flights from Copenhagen to Illinois

Round-trip

One-way

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:20 pm - 2:17 pm

CPH

ORD

29h 57m

1 stop

9:26 pm - 11:35 am

ORD

CPH

31h 09m

1 stop

$552American Airlines

Thu, Jun 4 - Fri, Jun 19

3:20 pm - 12:09 pm

CPH

ORD

27h 49m

1 stop

3:21 pm - 11:35 am

ORD

CPH

13h 14m

1 stop

$553British Airways

Fri, Jun 5 - Tue, Jun 9

3:20 pm - 9:30 pm

CPH

ORD

13h 10m

1 stop

5:00 pm - 11:35 am

ORD

CPH

11h 35m

1 stop

$560American Airlines

Thu, Jun 4 - Fri, Jun 19

3:20 pm - 12:34 am

CPH

ORD

16h 14m

1 stop

5:00 pm - 11:35 am

ORD

CPH

11h 35m

1 stop

$562Multiple Airlines

Thu, Jun 4 - Fri, Jun 19

3:20 pm - 12:34 am

CPH

ORD

16h 14m

1 stop

9:26 pm - 11:35 am

ORD

CPH

31h 09m

1 stop

$566Multiple Airlines

Fri, Jun 5 - Tue, Jun 9

3:20 pm - 12:07 pm

CPH

ORD

27h 47m

1 stop

9:26 pm - 11:35 am

ORD

CPH

31h 09m

1 stop

$573British Airways

Fri, May 29 - Tue, Jun 2

12:25 pm - 11:59 pm

CPH

STL

18h 34m

2 stops

1:20 pm - 12:15 pm

STL

CPH

15h 55m

2 stops

$636Finnair

Fri, Aug 28 - Wed, Nov 11

9:00 am - 5:05 pm

CPH

STL

15h 05m

1 stop

11:13 am - 11:45 am

STL

CPH

17h 32m

1 stop

$643KLM

Thu, Jun 4 - Wed, Jun 10

6:30 am - 1:25 pm

CPH

STL

13h 55m

1 stop

1:00 pm - 1:35 pm

STL

CPH

17h 35m

2 stops

$644Lufthansa

Fri, Aug 28 - Wed, Nov 11

6:30 am - 1:25 pm

CPH

STL

13h 55m

1 stop

2:00 pm - 1:35 pm

STL

CPH

16h 35m

2 stops

$645Lufthansa

Fri, Aug 28 - Wed, Nov 11

British Airways flights from Copenhagen to Illinois

Our best British Airways deals on Copenhagen to Illinois flight tickets

British Airways

Jun 5

CPH3:20 pmKastrup Copenhagen

27h 49m

1 stop

ORD12:09 pmChicago O'Hare Intl

Jun 9

ORD3:21 pmChicago O'Hare Intl

13h 14m

1 stop

CPH11:35 amKastrup Copenhagen

$553

British Airways

May 29

CPH3:20 pmKastrup Copenhagen

27h 47m

1 stop

ORD12:07 pmChicago O'Hare Intl

Jun 2

ORD9:26 pmChicago O'Hare Intl

31h 09m

1 stop

CPH11:35 amKastrup Copenhagen

$573

British Airways

Jun 4

CPH3:20 pmKastrup Copenhagen

21h 12m

2 stops

ORD5:32 amChicago O'Hare Intl

Jun 19

ORD5:00 pmChicago O'Hare Intl

11h 35m

1 stop

CPH11:35 amKastrup Copenhagen

$574

American Airlines flights from Copenhagen to Illinois

Our best American Airlines deals on Copenhagen to Illinois flight tickets

American Airlines

Jun 4

CPH3:20 pmKastrup Copenhagen

13h 10m

1 stop

ORD9:30 pmChicago O'Hare Intl

Jun 19

ORD5:00 pmChicago O'Hare Intl

11h 35m

1 stop

CPH11:35 amKastrup Copenhagen

$560

American Airlines

Sep 30

CPH10:20 amKastrup Copenhagen

33h 10m

1 stop

ORD12:30 pmChicago O'Hare Intl

Oct 4

ORD3:20 pmChicago O'Hare Intl

19h 00m

2 stops

CPH5:20 pmKastrup Copenhagen

$598

American Airlines

Sep 28

CPH7:15 amKastrup Copenhagen

17h 40m

2 stops

ORD5:55 pmChicago O'Hare Intl

Oct 6

ORD7:05 pmChicago O'Hare Intl

13h 30m

1 stop

CPH3:35 pmKastrup Copenhagen

$602

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Thu 6/4

3:20 pm-2:17 pm

1 stop29h 57m

Chicago O'Hare Intl

Fri 6/19

9:26 pm-11:35 am

1 stop31h 09m

$552

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Fri 6/5

3:20 pm-12:09 pm

1 stop27h 49m

Chicago O'Hare Intl

Tue 6/9

3:21 pm-11:35 am

1 stop13h 14m

$553

Quickest round-trip

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Thu 6/4

3:20 pm-9:30 pm

1 stop13h 10m

Chicago O'Hare Intl

Fri 6/19

5:00 pm-11:35 am

1 stop11h 35m

$560

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Thu 6/4

3:20 pm-12:34 am

1 stop16h 14m

Chicago O'Hare Intl

Fri 6/19

5:00 pm-11:35 am

1 stop11h 35m

$562

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Fri 6/5

3:20 pm-12:34 am

1 stop16h 14m

Chicago O'Hare Intl

Tue 6/9

9:26 pm-11:35 am

1 stop31h 09m

$566

CopenhagenChicago

CPH - ORD

CPHORD

Kastrup Copenhagen

Fri 5/29

3:20 pm-12:07 pm

1 stop27h 47m

Chicago O'Hare Intl

Tue 6/2

9:26 pm-11:35 am

1 stop31h 09m

$573

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Fri 8/28

12:25 pm-11:59 pm

2 stops18h 34m

Lambert-St Louis

Wed 11/11

1:20 pm-12:15 pm

2 stops15h 55m

$636

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Thu 6/4

9:00 am-5:05 pm

1 stop15h 05m

Lambert-St Louis

Wed 6/10

11:13 am-11:45 am

1 stop17h 32m

$643

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Fri 8/28

6:30 am-1:25 pm

1 stop13h 55m

Lambert-St Louis

Wed 11/11

1:00 pm-1:35 pm

2 stops17h 35m

$644

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Fri 8/28

6:30 am-1:25 pm

1 stop13h 55m

Lambert-St Louis

Wed 11/11

2:00 pm-1:35 pm

2 stops16h 35m

$645

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 November. Flight prices, which tend to average around $312, 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 May is also cheap. Prices for this month can be found on momondo for an average of $333.

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 $679. Flights from Copenhagen 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 Copenhagen to Illinois during this time can be as low as $756. Flights in the afternoon are often more expensive with an average ticket price of $1,067.

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 from Copenhagen 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 $688 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 $542 on momondo.

Can stopping save me money on Copenhagen to Illinois flights?

You could potentially save up to 21% 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	$907
Fastest flight time	9h 15m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun
Airports in Illinois	98 airports

The best one-way flight to Illinois from Copenhagen in the past 72 hours is $907. The best round-trip flight deal from Copenhagen to Illinois found on momondo in the last 72 hours is $958.

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

Direct flights go from Copenhagen to Illinois on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

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

Search flight deals

Frequently asked questions about flying from 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 May 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 76.75% of all bookings. The subsequent popular models are Airbus A350-900 at 20.84%, Airbus A321neo at 1.80%, and Boeing 787-8 Dreamliner at 0.40%.

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 $533	Free Cancellation	Rating 7.4 1,778 reviews		Search Scandinavian Airlines flights
United Airlines	PriceFrom $582	Free Cancellation	Rating 7.4 9,729 reviews		Search United 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.