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

As of May 2026, 3 flights take off from Illinois and land in Copenhagen each day. The most common flight departure time for this route is 7:00PM, with 100% of daily flights taking off in the evening.

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

As of May 2026, there are 21 flights per week flying from Illinois to Copenhagen. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

What airlines fly to Copenhagen?

Scandinavian Airlines, Icelandair and United Airlines are the top three most popular airlines that fly to Copenhagen from Illinois according to our data. Scandinavian Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Copenhagen. Keep in mind that there are 9 different airlines that fly to Copenhagen on a routine basis, so you have a few additional options to choose from.

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

British Airways, Virgin Atlantic, and Air Canada are the most popular carriers operating from Illinois to Kastrup Copenhagen

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

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

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

As of May 2026, there are 9 operators available to choose from for flights from Illinois to Kastrup Copenhagen Airport.

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

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 Illinois to Kastrup Copenhagen Airport.

What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport 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 Kastrup Copenhagen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$251 Cheap Flights from Illinois to Copenhagen in 2026

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Find the cheapest flights from Illinois to Copenhagen

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:54 pm - 9:35 am

STL

CPH

31h 41m

2 stops

7:00 am - 6:15 pm

CPH

STL

18h 15m

2 stops

$816Multiple Airlines

Sat, Sep 5 - Sun, Sep 20

8:55 am - 10:50 am

STL

CPH

18h 55m

1 stop

7:00 am - 6:15 pm

CPH

STL

18h 15m

2 stops

$825Multiple Airlines

Sat, Sep 5 - Sun, Sep 20

2:20 pm - 8:55 am

ORD

CPH

11h 35m

1 stop

10:10 am - 8:12 pm

CPH

ORD

17h 02m

2 stops

$827Multiple Airlines

Sun, Sep 20 - Tue, Oct 6

7:25 pm - 3:55 pm

ORD

CPH

13h 30m

1 stop

10:35 pm - 9:25 pm

CPH

ORD

29h 50m

1 stop

$828Icelandair

Mon, Jun 22 - Mon, Jun 29

6:54 pm - 8:55 am

STL

CPH

31h 01m

2 stops

12:45 pm - 11:57 am

CPH

STL

30h 12m

2 stops

$829United Airlines

Mon, Aug 31 - Tue, Sep 15

7:50 pm - 11:05 pm

ORD

CPH

20h 15m

1 stop

6:00 am - 4:05 pm

CPH

ORD

17h 05m

1 stop

$829TAP AIR PORTUGAL

Thu, Aug 13 - Sat, Aug 29

7:15 pm - 10:45 am

ORD

CPH

8h 30mnonstop

1:25 pm - 9:50 pm

CPH

ORD

15h 25m

1 stop

$830Scandinavian Airlines

Wed, Aug 12 - Wed, Aug 19

7:15 pm - 10:45 am

ORD

CPH

8h 30mnonstop

1:25 pm - 10:06 pm

CPH

ORD

15h 41m

1 stop

$831Scandinavian Airlines

Thu, Aug 20 - Thu, Sep 3

7:25 pm - 12:55 pm

ORD

CPH

10h 30m

1 stop

10:35 pm - 6:15 pm

CPH

ORD

26h 40m

1 stop

$832Icelandair

Mon, Jul 6 - Mon, Jul 20

6:54 pm - 8:55 am

STL

CPH

31h 01m

2 stops

12:45 pm - 2:00 pm

CPH

STL

32h 15m

1 stop

$843United Airlines

Mon, Aug 31 - Tue, Sep 15

Icelandair flights from Illinois to Copenhagen

Our best Icelandair deals on Illinois to Copenhagen flight tickets

Icelandair

Jun 22

ORD7:25 pmChicago O'Hare Intl

13h 30m

1 stop

CPH3:55 pmKastrup Copenhagen

Jun 29

CPH10:35 pmKastrup Copenhagen

29h 50m

1 stop

ORD9:25 pmChicago O'Hare Intl

$828

Icelandair

Jun 7

ORD7:25 pmChicago O'Hare Intl

10h 30m

1 stop

CPH12:55 pmKastrup Copenhagen

Aug 12

CPH4:55 pmKastrup Copenhagen

11h 30m

1 stop

ORD9:25 pmChicago O'Hare Intl

$830

Icelandair

Jul 6

ORD7:25 pmChicago O'Hare Intl

10h 30m

1 stop

CPH12:55 pmKastrup Copenhagen

Jul 20

CPH10:35 pmKastrup Copenhagen

26h 40m

1 stop

ORD6:15 pmChicago O'Hare Intl

$832

Scandinavian Airlines flights from Illinois to Copenhagen

Our best Scandinavian Airlines deals on Illinois to Copenhagen flight tickets

Scandinavian Airlines

Aug 12

ORD7:15 pmChicago O'Hare Intl

8h 30m

CPH10:45 amKastrup Copenhagen

Aug 19

CPH1:25 pmKastrup Copenhagen

15h 25m

1 stop

ORD9:50 pmChicago O'Hare Intl

$830

Scandinavian Airlines

Aug 20

ORD7:15 pmChicago O'Hare Intl

8h 30m

CPH10:45 amKastrup Copenhagen

Sep 3

CPH1:25 pmKastrup Copenhagen

15h 41m

1 stop

ORD10:06 pmChicago O'Hare Intl

$831

Scandinavian Airlines

Sep 11

ORD7:15 pmChicago O'Hare Intl

8h 30m

CPH10:45 amKastrup Copenhagen

Sep 20

CPH1:55 pmKastrup Copenhagen

9h 15m

ORD4:10 pmChicago O'Hare Intl

$834

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Sat 9/5

6:54 pm-9:35 am

2 stops31h 41m

Kastrup Copenhagen

Sun 9/20

7:00 am-6:15 pm

2 stops18h 15m

$816

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Sat 9/5

8:55 am-10:50 am

1 stop18h 55m

Kastrup Copenhagen

Sun 9/20

7:00 am-6:15 pm

2 stops18h 15m

$825

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Sun 9/20

2:20 pm-8:55 am

1 stop11h 35m

Kastrup Copenhagen

Tue 10/6

10:10 am-8:12 pm

2 stops17h 02m

$827

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Mon 6/22

7:25 pm-3:55 pm

1 stop13h 30m

Kastrup Copenhagen

Mon 6/29

10:35 pm-9:25 pm

1 stop29h 50m

$828

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 8/31

6:54 pm-8:55 am

2 stops31h 01m

Kastrup Copenhagen

Tue 9/15

12:45 pm-11:57 am

2 stops30h 12m

$829

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Thu 8/13

7:50 pm-11:05 pm

1 stop20h 15m

Kastrup Copenhagen

Sat 8/29

6:00 am-4:05 pm

1 stop17h 05m

$829

Quickest round-trip

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Wed 8/12

7:15 pm-10:45 am

Nonstop8h 30m

Kastrup Copenhagen

Wed 8/19

1:25 pm-9:50 pm

1 stop15h 25m

$830

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Thu 8/20

7:15 pm-10:45 am

Nonstop8h 30m

Kastrup Copenhagen

Thu 9/3

1:25 pm-10:06 pm

1 stop15h 41m

$831

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Mon 7/6

7:25 pm-12:55 pm

1 stop10h 30m

Kastrup Copenhagen

Mon 7/20

10:35 pm-6:15 pm

1 stop26h 40m

$832

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 8/31

6:54 pm-8:55 am

2 stops31h 01m

Kastrup Copenhagen

Tue 9/15

12:45 pm-2:00 pm

1 stop32h 15m

$843

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 Illinois to Copenhagen

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 Copenhagen?

The cheapest month to fly to Copenhagen from Illinois is in May. Flight prices, which tend to average around $307, are often lower during this time because this is during the off-season. If you aren’t able to travel to Copenhagen during the month of May, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $330.

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

The cheapest day to depart from Illinois to Copenhagen is on a Wednesday when prices can be found for as low as $600. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Copenhagen for around $675.

What is the cheapest Illinois to Kastrup Copenhagen flight route?

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

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

You are more likely to see cheaper flights to Copenhagen from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Copenhagen for around $674 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Copenhagen from Illinois for as low as $592 on momondo.

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

There are 3 cabin classes available to choose from on Illinois to Copenhagen 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 Illinois to Copenhagen flights?

You could potentially save up to 38% on your flight if you consider stops on a Illinois to Copenhagen flight.

Cheap Illinois to Copenhagen flight deals and tips

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

Best Price Found	$478
Fastest flight time	8h 10m
Direct flights	Every day
Airports in Copenhagen	1 airport

The best one-way flight to Copenhagen from Illinois in the past 72 hours is $478. The best round-trip flight deal from Illinois to Copenhagen found on momondo in the last 72 hours is $778.

The fastest flight from Illinois to Copenhagen takes 8h 10m

Direct flights go from Illinois to Copenhagen every day.

There is 1 airport in Copenhagen. From Illinois there are direct flights to Kastrup Copenhagen (CPH).

Search flight deals

Frequently asked questions about flying from Illinois to Copenhagen

When did momondo last update prices for flights from Illinois to Kastrup Copenhagen Airport?
Prices for flights from Illinois to Kastrup Copenhagen Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Kastrup Copenhagen Airport?
As of May 2026, there are 9 operators available to choose from for flights from Illinois to Kastrup Copenhagen Airport.
How old do you have to be to fly from Illinois to Kastrup Copenhagen Airport?
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 Illinois to Kastrup Copenhagen Airport.
What documentation or ID do you need to fly to Kastrup Copenhagen Airport?
The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport 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 Kastrup Copenhagen Airport. 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 Illinois to Copenhagen?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Copenhagen is Boeing 787-10 Dreamliner (16.40% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (16.26%), Boeing 787 Dreamliner (15.27%), and Airbus A330-300 (14.90%).

Best airlines flying from Illinois to Copenhagen

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $413	Free Cancellation	Rating 7.0 657 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $453	Free Cancellation	Rating 7.4 1,791 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,631 reviews	Search American Airlines flights
British Airways	PriceFrom $498	Free Cancellation	Rating 6.7 8,004 reviews	Search British Airways flights
SWISS	PriceFrom $511	Free Cancellation	Rating 7.5 1,958 reviews	Search SWISS flights
Lufthansa	PriceFrom $514	Free Cancellation	Rating 6.8 8,029 reviews	Search Lufthansa flights
United Airlines	PriceFrom $540	Free Cancellation	Rating 7.4 9,751 reviews	Search United Airlines flights
Air Canada	PriceFrom $540	Free Cancellation	Rating 7.1 11,086 reviews	Search Air Canada flights
Delta	PriceFrom $611	Free Cancellation	Rating 7.9 8,428 reviews	Search Delta flights

Kastrup

Roskilde

Why use momondo?

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

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 Copenhagen from Illinois.

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

Flights from Illinois to Copenhagen 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 Illinois to Copenhagen?

Once all potential Illinois to Copenhagen 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 Illinois to Copenhagen right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Copenhagen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Illinois to Copenhagen from $251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Copenhagen departing on 11/4. 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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Icelandair flights from Illinois to Copenhagen

Our best Icelandair deals on Illinois to Copenhagen flight tickets

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How to get the cheapest flight ticket from Illinois to Copenhagen

What is the cheapest month to fly to Copenhagen?

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

What is the cheapest Illinois to Kastrup Copenhagen flight route?

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

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

Can stopping save me money on Illinois to Copenhagen flights?

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

What airlines fly to Copenhagen?

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

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

Cheap Illinois to Copenhagen flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Copenhagen

Frequently asked questions about flying from Illinois to Copenhagen

Best airlines flying from Illinois to Copenhagen

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

Traveling to a place near Copenhagen?

Why use momondo?

An easier way to manage your Copenhagen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Denmark

Airports servicing Denmark

Fly your favorite airline to Copenhagen

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Copenhagen

List of cabin classes available on flights landing in Copenhagen. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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