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

As of September 2025, there are 10 flights per week flying from Illinois to Copenhagen. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

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

TAP AIR PORTUGAL and Icelandair are the most popular carriers operating from Illinois to Kastrup Copenhagen

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 58% of people opting to fly with this airline when traveling to Copenhagen. Keep in mind that there are 11 different airlines that fly to Copenhagen on a routine basis, so you have a few additional options to choose from.

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

As of September 2025, 1 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.

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 September 2025, there are 11 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.

$171 Cheap Flights from Illinois to Copenhagen in 2025/26

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Find the cheapest flights from Illinois to Copenhagen

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:25 pm - 3:45 pmORD-CPH

13h 20m1 stop

2:00 pm - 6:15 pmCPH-ORD

11h 15m1 stop

$455Icelandair

Find Deal

Tue, Oct 7 - Tue, Oct 21

10:25 am - 6:55 amORD-CPH

13h 30m1 stop

2:30 pm - 4:45 pmCPH-ORD

9h 15mnonstop

$459Scandinavian Airlines

Find Deal

Tue, Nov 4 - Mon, Nov 10

6:20 pm - 7:10 amORD-CPH

29h 50m1 stop

2:30 pm - 4:45 pmCPH-ORD

9h 15mnonstop

$462Scandinavian Airlines

Find Deal

Wed, Nov 5 - Sun, Nov 9

8:15 pm - 11:40 pmORD-CPH

20h 25m1 stop

6:45 am - 6:45 pmCPH-ORD

19h 00m1 stop

$493Multiple Airlines

Find Deal

Fri, Nov 14 - Thu, Nov 27

4:20 pm - 4:55 pmORD-CPH

17h 35m1 stop

9:50 am - 3:00 pmCPH-ORD

35h 10m1 stop

$511Austrian Airlines

Find Deal

Tue, Oct 14 - Thu, Oct 30

7:10 pm - 5:45 pmORD-CPH

15h 35m1 stop

6:55 am - 5:55 pmCPH-ORD

18h 00m2 stops

$518Multiple Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

1:00 pm - 1:10 pmMDW-CPH

17h 10m2 stops

6:45 am - 6:34 pmCPH-MDW

18h 49m2 stops

$557Delta

Find Deal

Tue, Jan 13 - Tue, Jan 20

2:00 pm - 1:10 pmMDW-CPH

16h 10m2 stops

6:00 am - 6:34 pmCPH-MDW

19h 34m2 stops

$558Delta

Find Deal

Tue, Jan 13 - Tue, Jan 20

12:25 pm - 2:15 pmSTL-CPH

18h 50m2 stops

12:50 pm - 2:27 pmCPH-STL

32h 37m2 stops

$681United Airlines

Find Deal

Mon, Oct 6 - Thu, Oct 16

3:50 pm - 11:45 amSTL-CPH

12h 55m1 stop

2:20 pm - 3:29 pmCPH-STL

32h 09m2 stops

$709United Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 26

Lufthansa flights from Illinois to Copenhagen

Our best Lufthansa deals on Illinois to Copenhagen flight tickets

Lufthansa

Oct 2

ORD10:30 pmChicago O'Hare Intl

18h 00m

2 stops

CPH11:30 pmKastrup Copenhagen

Oct 14

CPH6:05 amKastrup Copenhagen

13h 50m

1 stop

ORD12:55 pmChicago O'Hare Intl

$685

Find similar

Lufthansa

Nov 5

STL3:50 pmLambert-St Louis

12h 55m

1 stop

CPH11:45 amKastrup Copenhagen

Nov 12

CPH6:50 amKastrup Copenhagen

14h 05m

1 stop

STL1:55 pmLambert-St Louis

$698

Find similar

Lufthansa

Nov 2

STL6:43 pmLambert-St Louis

21h 22m

2 stops

CPH11:05 pmKastrup Copenhagen

Nov 26

CPH6:50 amKastrup Copenhagen

14h 05m

1 stop

STL1:55 pmLambert-St Louis

$707

Find similar

Icelandair flights from Illinois to Copenhagen

Our best Icelandair deals on Illinois to Copenhagen flight tickets

Icelandair

Oct 7

ORD7:25 pmChicago O'Hare Intl

13h 20m

1 stop

CPH3:45 pmKastrup Copenhagen

Oct 21

CPH2:00 pmKastrup Copenhagen

11h 15m

1 stop

ORD6:15 pmChicago O'Hare Intl

$455

Find similar

Icelandair

Oct 7

ORD7:25 pmChicago O'Hare Intl

19h 20m

1 stop

CPH9:45 pmKastrup Copenhagen

Oct 21

CPH2:00 pmKastrup Copenhagen

11h 15m

1 stop

ORD6:15 pmChicago O'Hare Intl

$467

Find similar

Icelandair

Oct 19

ORD7:25 pmChicago O'Hare Intl

19h 20m

1 stop

CPH9:45 pmKastrup Copenhagen

Oct 30

CPH12:55 pmKastrup Copenhagen

11h 25m

1 stop

ORD6:20 pmChicago O'Hare Intl

$475

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 10/7

7:25 pm-3:45 pm

1 stop13h 20m

Kastrup Copenhagen

Tue 10/21

2:00 pm-6:15 pm

1 stop11h 15m

$455

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 11/4

10:25 am-6:55 am

1 stop13h 30m

Kastrup Copenhagen

Mon 11/10

2:30 pm-4:45 pm

Nonstop9h 15m

$459

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Wed 11/5

6:20 pm-7:10 am

1 stop29h 50m

Kastrup Copenhagen

Sun 11/9

2:30 pm-4:45 pm

Nonstop9h 15m

$462

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Fri 11/14

8:15 pm-11:40 pm

1 stop20h 25m

Kastrup Copenhagen

Thu 11/27

6:45 am-6:45 pm

1 stop19h 00m

$493

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 10/14

4:20 pm-4:55 pm

1 stop17h 35m

Kastrup Copenhagen

Thu 10/30

9:50 am-3:00 pm

1 stop35h 10m

$511

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Wed 11/12

7:10 pm-5:45 pm

1 stop15h 35m

Kastrup Copenhagen

Sun 11/16

6:55 am-5:55 pm

2 stops18h 00m

$518

ChicagoCopenhagen

MDW - CPH

MDWCPH

Chicago Midway

Tue 1/13

1:00 pm-1:10 pm

2 stops17h 10m

Kastrup Copenhagen

Tue 1/20

6:45 am-6:34 pm

2 stops18h 49m

$557

ChicagoCopenhagen

MDW - CPH

MDWCPH

Chicago Midway

Tue 1/13

2:00 pm-1:10 pm

2 stops16h 10m

Kastrup Copenhagen

Tue 1/20

6:00 am-6:34 pm

2 stops19h 34m

$558

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 10/6

12:25 pm-2:15 pm

2 stops18h 50m

Kastrup Copenhagen

Thu 10/16

12:50 pm-2:27 pm

2 stops32h 37m

$681

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Wed 11/5

3:50 pm-11:45 am

1 stop12h 55m

Kastrup Copenhagen

Wed 11/26

2:20 pm-3:29 pm

2 stops32h 09m

$709

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 February. Flight prices, which tend to average around $438, 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 February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $450.

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 $523. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Copenhagen for around $658.

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

Flying to Copenhagen from Illinois in the evening is the least expensive time of day to depart. momondo users have found prices as low as $598 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $762. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 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 $644 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 $576 on momondo.

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

There are 3 cabin classes available to choose from on Illinois to Kastrup 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 19% 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	$373
Fastest flight time	8h 05m
Direct flights	Every day
Airports in Copenhagen	1 airport

The best one-way flight to Copenhagen from Illinois in the past 72 hours is $373. The best round-trip flight deal from Illinois to Copenhagen found on momondo in the last 72 hours is $451.

The fastest flight from Illinois to Copenhagen takes 8h 05m

Direct flights go from Illinois to Copenhagen every day.

There is 1 airport near Copenhagen: Kastrup Copenhagen (CPH)

Search flight deals

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 September 2025, there are 11 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 Dreamliner (16.49% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (16.47%), Boeing 767-300 (13.64%), and Airbus A330-300 (13.40%).

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 $397	Free Cancellation	Rating 7.0 545 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $437	Free Cancellation	Rating 7.4 1,492 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom $471	Free Cancellation	Rating 6.8 7,421 reviews	Search Lufthansa flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $513	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
British Airways	PriceFrom $531	Free Cancellation	Rating 6.7 7,391 reviews	Search British Airways flights
Air Canada	PriceFrom $533	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
SWISS	PriceFrom $554	Free Cancellation	Rating 7.6 1,742 reviews	Search SWISS flights
Finnair	PriceFrom $570	Free Cancellation	Rating 7.6 1,326 reviews	Search Finnair flights
Delta	PriceFrom $611	Free Cancellation	Rating 7.9 7,974 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.

An easier way to manage your Copenhagen trip

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Cheap flights from Illinois to Copenhagen from $171

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 11/7. 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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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Illinois to Copenhagen

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Lufthansa flights from Illinois to Copenhagen

Our best Lufthansa deals on Illinois to Copenhagen flight tickets

Icelandair flights from Illinois to Copenhagen

Our best Icelandair deals on Illinois to Copenhagen flight tickets

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Use the filters below to find and compare flights from Illinois to Copenhagen that are best for you.

See travel insights to Copenhagen from

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

What is the cheapest month to fly to Copenhagen?

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 $523. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Copenhagen for around $658.

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

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 to Copenhagen?

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

There are 3 cabin classes available to choose from on Illinois to Kastrup 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 19% on your flight if you consider stops on a Illinois to Copenhagen flight.

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

TAP AIR PORTUGAL and Icelandair are the most popular carriers operating from Illinois to Kastrup Copenhagen

What airlines fly to Copenhagen?

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

As of September 2025, 1 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 September 2025, there are 10 flights per week flying from Illinois to Copenhagen. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

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

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

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

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

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

What is the most popular plane model 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?

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

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

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

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

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