What airlines fly to Denmark?

Scandinavian Airlines, Icelandair and United Airlines are the top three most popular airlines that fly to Denmark from Illinois according to our data. Scandinavian Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Denmark. Keep in mind that there are 8 different airlines that fly to Denmark on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Illinois to Denmark?

Icelandair, British Airways, and Air Canada are the most popular carriers operating from Illinois to Denmark

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

As of July 2026, 3 flights take off from Illinois and land in Denmark 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 Denmark on average per week?

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

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

Prices for flights from Illinois to Denmark were last updated today.

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

As of July 2026, there are 8 operators available to choose from for flights from Illinois to Denmark.

How old do you have to be to fly from Illinois to Denmark?

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 Illinois to Denmark.

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

The required travel and health documents for your Denmark 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 Denmark. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$292 Cheap Flights from Illinois to Denmark in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Denmark

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:25 pm - 6:20 am

ORD

CPH

24h 55m

1 stop

7:20 am - 9:25 pm

CPH

ORD

21h 05m

1 stop

$631Icelandair

Sat, Aug 8 - Sat, Aug 22

7:25 pm - 12:55 pm

ORD

CPH

10h 30m

1 stop

8:15 am - 6:20 pm

CPH

ORD

16h 05m

2 stops

$638Multiple Airlines

Thu, Oct 15 - Thu, Oct 29

7:25 pm - 12:55 pm

ORD

CPH

10h 30m

1 stop

10:35 pm - 9:25 pm

CPH

ORD

29h 50m

1 stop

$640Icelandair

Thu, Sep 24 - Sat, Oct 3

10:25 pm - 3:55 pm

ORD

CPH

10h 30m

1 stop

2:00 pm - 6:15 pm

CPH

ORD

11h 15m

1 stop

$641Icelandair

Wed, Sep 23 - Tue, Sep 29

7:25 pm - 12:45 am

ORD

CPH

22h 20m

2 stops

11:10 pm - 9:25 pm

CPH

ORD

29h 15m

2 stops

$642Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

6:00 pm - 11:45 am

ORD

CPH

34h 45m

1 stop

6:00 am - 4:00 pm

CPH

ORD

17h 00m

1 stop

$644TAP AIR PORTUGAL

Wed, Aug 12 - Wed, Aug 19

5:10 pm - 12:20 pm

ORD

BLL

12h 10m

1 stop

1:10 pm - 6:45 pm

BLL

ORD

12h 35m

1 stop

$704British Airways

Mon, Nov 2 - Mon, Nov 9

1:31 pm - 12:20 pm

ORD

BLL

15h 49m

2 stops

1:10 pm - 6:45 pm

BLL

ORD

12h 35m

1 stop

$708British Airways

Mon, Nov 2 - Mon, Nov 9

4:25 pm - 9:50 am

ORD

AAL

10h 25m

1 stop

6:00 am - 2:25 pm

AAL

ORD

15h 25m

1 stop

$742KLM

Sun, Nov 1 - Wed, Nov 11

4:50 pm - 5:45 pm

ORD

AAL

17h 55m

1 stop

6:15 pm - 2:15 pm

AAL

ORD

27h 00m

1 stop

$772KLM

Mon, Aug 24 - Mon, Aug 31

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TAP AIR PORTUGAL flights from Illinois to Denmark

Our best TAP AIR PORTUGAL deals on Illinois to Denmark flight tickets

TAP AIR PORTUGAL

Oct 16

ORD6:00 pmChicago O'Hare Intl

34h 55m

1 stop

CPH11:55 amKastrup Copenhagen

Oct 25

CPH6:00 amKastrup Copenhagen

16h 30m

1 stop

ORD4:30 pmChicago O'Hare Intl

$634

TAP AIR PORTUGAL

Aug 12

ORD6:00 pmChicago O'Hare Intl

34h 45m

1 stop

CPH11:45 amKastrup Copenhagen

Aug 19

CPH6:00 amKastrup Copenhagen

17h 00m

1 stop

ORD4:00 pmChicago O'Hare Intl

$644

TAP AIR PORTUGAL

Aug 14

ORD6:00 pmChicago O'Hare Intl

22h 05m

1 stop

CPH11:05 pmKastrup Copenhagen

Dec 10

CPH6:35 pmKastrup Copenhagen

27h 55m

1 stop

ORD3:30 pmChicago O'Hare Intl

$667

Air Canada flights from Illinois to Denmark

Our best Air Canada deals on Illinois to Denmark flight tickets

Air Canada

Jul 27

ORD3:50 pmChicago O'Hare Intl

12h 00m

1 stop

CPH10:50 amKastrup Copenhagen

Aug 13

CPH12:45 pmKastrup Copenhagen

31h 37m

1 stop

ORD1:22 pmChicago O'Hare Intl

$791

Air Canada

Oct 10

ORD3:40 pmChicago O'Hare Intl

39h 30m

2 stops

BLL2:10 pmBillund

Oct 18

BLL6:00 amBillund

20h 48m

2 stops

ORD7:48 pmChicago O'Hare Intl

$852

Air Canada

Sep 9

STL12:10 pmLambert-St Louis

15h 40m

2 stops

CPH10:50 amKastrup Copenhagen

Sep 15

CPH12:45 pmKastrup Copenhagen

30h 12m

2 stops

STL11:57 amLambert-St Louis

$908

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Sat 8/8

10:25 pm-6:20 am

1 stop24h 55m

Kastrup Copenhagen

Sat 8/22

7:20 am-9:25 pm

1 stop21h 05m

$631

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Thu 10/15

7:25 pm-12:55 pm

1 stop10h 30m

Kastrup Copenhagen

Thu 10/29

8:15 am-6:20 pm

2 stops16h 05m

$638

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Thu 9/24

7:25 pm-12:55 pm

1 stop10h 30m

Kastrup Copenhagen

Sat 10/3

10:35 pm-9:25 pm

1 stop29h 50m

$640

Quickest round-trip

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Wed 9/23

10:25 pm-3:55 pm

1 stop10h 30m

Kastrup Copenhagen

Tue 9/29

2:00 pm-6:15 pm

1 stop11h 15m

$641

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Sat 9/19

7:25 pm-12:45 am

2 stops22h 20m

Kastrup Copenhagen

Sat 9/26

11:10 pm-9:25 pm

2 stops29h 15m

$642

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Wed 8/12

6:00 pm-11:45 am

1 stop34h 45m

Kastrup Copenhagen

Wed 8/19

6:00 am-4:00 pm

1 stop17h 00m

$644

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 11/2

5:10 pm-12:20 pm

1 stop12h 10m

Billund

Mon 11/9

1:10 pm-6:45 pm

1 stop12h 35m

$704

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 11/2

1:31 pm-12:20 pm

2 stops15h 49m

Billund

Mon 11/9

1:10 pm-6:45 pm

1 stop12h 35m

$708

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Sun 11/1

4:25 pm-9:50 am

1 stop10h 25m

Aalborg

Wed 11/11

6:00 am-2:25 pm

1 stop15h 25m

$742

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Mon 8/24

4:50 pm-5:45 pm

1 stop17h 55m

Aalborg

Mon 8/31

6:15 pm-2:15 pm

1 stop27h 00m

$772

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 Denmark

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 Denmark?

In general, November is the cheapest month to fly from Illinois to Denmark. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $302. If you aren’t able to travel to Denmark 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 $307.

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

The cheapest day to depart from Illinois to Denmark is on a Wednesday. Travelers who choose to depart for Denmark on a Wednesday will often find tickets for as low as $635. On the other hand, Tuesday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $707.

What is the cheapest Illinois to Denmark flight route?

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

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

You are more likely to see cheaper flights to Denmark from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Denmark for around $694 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denmark from Illinois for as low as $606 on momondo.

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

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

You could potentially save up to 45% on your flight if you consider stops on a Illinois to Denmark flight.

Cheap Illinois to Denmark flight deals and tips

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

Best Price Found	$605
Fastest flight time	8h 10m
Direct flights	Every day
Airports in Denmark	19 airports

The best one-way flight to Denmark from Illinois in the past 72 hours is $605. The best round-trip flight deal from Illinois to Denmark found on momondo in the last 72 hours is $667.

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

Direct flights go from Illinois to Denmark every day.

There are 19 airports in Denmark. From Illinois there are direct flights to Kastrup Copenhagen (CPH).

Search flight deals

Frequently asked questions about flying from Illinois to Denmark

When did momondo last update prices for flights from Illinois to Denmark?
Prices for flights from Illinois to Denmark were last updated today.
How many operators does momondo search for flights from Illinois to Denmark?
As of July 2026, there are 8 operators available to choose from for flights from Illinois to Denmark.
How old do you have to be to fly from Illinois to Denmark?
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 Illinois to Denmark.
What documentation or ID do you need to fly to Denmark?
The required travel and health documents for your Denmark 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 Denmark. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Denmark?
Based on momondo bookings for flights between Illinois and Denmark, the leading plane model is Boeing 787-10 Dreamliner, making up 26.57% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 17.35%, Airbus A330-300 with 13.04%, and Boeing 787-9 Dreamliner with 9.53%.

Best airlines flying from Illinois to Denmark

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $411	Free Cancellation	Rating 7.0 704 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $454	Free Cancellation	Rating 7.4 1,878 reviews	Search Scandinavian Airlines flights
SWISS	PriceFrom $511	Free Cancellation	Rating 7.5 2,002 reviews	Search SWISS flights
Lufthansa	PriceFrom $514	Free Cancellation	Rating 6.8 8,133 reviews	Search Lufthansa flights
American Airlines	PriceFrom $536	Free Cancellation	Rating 7.1 11,811 reviews	Search American Airlines flights
United Airlines	PriceFrom $540	Free Cancellation	Rating 7.4 9,986 reviews	Search United Airlines flights
Air Canada	PriceFrom $540	Free Cancellation	Rating 7.1 11,335 reviews	Search Air Canada flights
Delta	PriceFrom $611	Free Cancellation	Rating 7.8 8,467 reviews	Search Delta flights

Why use momondo?

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

Finding the right flight to Denmark from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Denmark quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Illinois to Denmark flights to just show those with flexible booking policies.

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

Once you have performed a search for Illinois to Denmark 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 Illinois to Denmark right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Denmark 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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Popular cities in Denmark

Flights to Copenhagenfrom $405

Flights to Billundfrom $539

Flights to Aalborgfrom $532

Flights to Aarhusfrom $604

Flights to Karupfrom $1,271

Flights to Sønderborgfrom $994

Flights to Esbjergfrom $1,555

Cheap flights from Illinois to Denmark from $292

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 Denmark departing on 8/27. 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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TAP AIR PORTUGAL flights from Illinois to Denmark

Our best TAP AIR PORTUGAL deals on Illinois to Denmark flight tickets

Air Canada flights from Illinois to Denmark

Our best Air Canada deals on Illinois to Denmark flight tickets

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See travel insights to Denmark from

How to get the cheapest flight ticket from Illinois to Denmark

What is the cheapest month to fly to Denmark?

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

What is the cheapest Illinois to Denmark flight route?

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

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

Can stopping save me money on Illinois to Denmark flights?

What is the cheapest airline that flies from Illinois to Denmark?

What airlines fly to Denmark?

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

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

Cheap Illinois to Denmark flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Denmark

Frequently asked questions about flying from Illinois to Denmark

Best airlines flying from Illinois to Denmark

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

Why use momondo?

An easier way to manage your Denmark 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

Popular cities in Denmark

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

Illinois flight routes

According to popular flight searches on momondo this year

Denmark flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Denmark

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

Cabin classes currently available on flights to Denmark

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

Complete your trip to Denmark

Explore popular destinations other users love

According to popular flight searches on momondo this year