What airlines fly to Illinois?

Scandinavian Airlines, Icelandair and United Airlines are the top three most popular airlines that fly to Illinois from Copenhagen according to our data. Scandinavian Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

As of September 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.

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

As of September 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.

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

Finnair 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 September 2026, there are 4 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.

$405 Cheap Flights from Copenhagen to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Copenhagen to Illinois

Round-trip

One-way

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Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 6:15 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

11h 15m1 stop Reykjavik Keflavik Intl

7:30 pm - 11:45 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

10h 15m1 stop Reykjavik Keflavik Intl

$494Icelandair

Thu, Oct 22 - Thu, Oct 29

12:55 pm - 6:20 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

11h 25m1 stop Reykjavik Keflavik Intl

6:30 pm - 7:45 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

18h 15m1 stop Reykjavik Keflavik Intl

$502Icelandair

Thu, Oct 29 - Thu, Nov 5

12:25 pm - 5:50 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

12h 25m1 stop Helsinki-Vantaa

9:30 pm - 4:15 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

11h 45m1 stop Helsinki-Vantaa

$502Finnair

Mon, Oct 12 - Mon, Oct 19

7:45 am - 5:50 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

17h 05m1 stop Helsinki-Vantaa

10:25 pm - 6:35 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

14h 10m1 stop Helsinki-Vantaa

$506Finnair

Thu, Oct 22 - Thu, Oct 29

2:30 pm - 4:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$652Scandinavian Airlines

Fri, Jan 22 - Sat, Jan 30

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$658Scandinavian Airlines

Mon, Oct 26 - Sun, Nov 8

2:40 pm - 10:59 pmCPH Kastrup Copenhagen-STL Lambert-St Louis

15h 19m2 stops Frankfurt am Main Chicago O'Hare Intl

1:08 pm - 9:25 amSTL Lambert-St Louis-CPH Kastrup Copenhagen

13h 17m2 stops Chicago O'Hare Intl Frankfurt am Main

$659Lufthansa

Thu, Sep 24 - Thu, Nov 12

6:30 am - 7:55 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

20h 25m1 stop Frankfurt am Main

7:05 pm - 2:05 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

12h 00m1 stop Zurich

$687United Airlines

Fri, Oct 23 - Tue, Apr 6

10:10 am - 7:55 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

16h 45m1 stop Frankfurt am Main

7:05 pm - 2:05 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

12h 00m1 stop Zurich

$687United Airlines

Tue, Oct 20 - Mon, Apr 5

6:30 am - 9:09 pmCPH Kastrup Copenhagen-STL Lambert-St Louis

21h 39m2 stops Frankfurt am Main Newark

3:30 pm - 11:35 amSTL Lambert-St Louis-CPH Kastrup Copenhagen

13h 05m1 stop Frankfurt am Main

$772Lufthansa

Fri, Oct 9 - Mon, Oct 19

Cheap last minute flights

Enter your travel dates to find the best prices.

10:55 am - 5:15 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

13h 20m1 stop London Heathrow

2:34 pm - 4:50 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

19h 16m2 stops Baltimore/Washington London Heathrow

$570American Airlines

Tue, Sep 15 - Mon, Sep 28

10:10 am - 3:10 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

12h 00m1 stop Paris Charles de Gaulle

5:10 pm - 11:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

11h 15m1 stop Paris Charles de Gaulle

$625Air France

Fri, Sep 11 - Tue, Sep 15

9:00 am - 4:59 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

14h 59m1 stop New York John F Kennedy Intl

5:10 pm - 11:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

11h 15m1 stop Paris Charles de Gaulle

$639Delta

Tue, Sep 15 - Tue, Sep 22

6:20 am - 11:00 amCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

11h 40m1 stop Frankfurt am Main

2:40 pm - 2:10 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

16h 30m1 stop Zurich

$774United Airlines

Tue, Sep 15 - Sat, Oct 3

2:40 pm - 7:51 amCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

24h 11m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

2:40 pm - 2:10 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

16h 30m1 stop Zurich

$778United Airlines

Tue, Sep 15 - Tue, Sep 22

2:40 pm - 7:51 amCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

24h 11m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

12:52 pm - 2:10 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

18h 18m2 stops Boston Logan Intl Zurich

$778United Airlines

Tue, Sep 15 - Tue, Sep 22

1:55 pm - 4:10 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:45 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 30mnonstop

$863Scandinavian Airlines

Tue, Sep 15 - Tue, Sep 22

1:55 pm - 4:10 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:00 am - 10:10 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

20h 10m1 stop Seattle/Tacoma Intl

$945Scandinavian Airlines

Fri, Sep 11 - Tue, Sep 15

10:35 pm - 6:15 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

26h 40m1 stop Reykjavik Keflavik Intl

7:25 pm - 9:45 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

19h 20m1 stop Reykjavik Keflavik Intl

$1,241Icelandair

Sun, Sep 13 - Wed, Sep 30

10:35 pm - 6:15 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

26h 40m1 stop Reykjavik Keflavik Intl

7:25 pm - 9:45 pmORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

19h 20m1 stop Reykjavik Keflavik Intl

$1,248Icelandair

Sun, Sep 13 - Tue, Sep 29

Cheap direct flights

Enter your travel dates to find the best prices.

2:30 pm - 4:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$652Scandinavian Airlines

Fri, Jan 22 - Sat, Jan 30

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$658Scandinavian Airlines

Mon, Oct 26 - Sun, Nov 8

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$661Scandinavian Airlines

Mon, Oct 26 - Sun, Nov 8

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$665Scandinavian Airlines

Mon, Oct 26 - Sun, Nov 8

2:30 pm - 4:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$672Scandinavian Airlines

Sun, Nov 1 - Sat, Nov 14

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$674Scandinavian Airlines

Mon, Oct 26 - Sun, Nov 8

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$679Scandinavian Airlines

Thu, Oct 29 - Thu, Nov 5

2:30 pm - 4:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$694Scandinavian Airlines

Sun, Dec 6 - Wed, Dec 9

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$1,249Air France

Mon, Oct 26 - Sun, Nov 8

2:30 pm - 5:45 pmCPH Kastrup Copenhagen-ORD Chicago O'Hare Intl

9h 15mnonstop

7:15 pm - 10:25 amORD Chicago O'Hare Intl-CPH Kastrup Copenhagen

8h 10mnonstop

$1,252Air France

Mon, Oct 26 - Sun, Nov 8

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Icelandair flights from Copenhagen to Illinois

Our best Icelandair deals on Copenhagen to Illinois flight tickets

Icelandair

Oct 22

CPH2:00 pmKastrup Copenhagen

11h 15m

1 stop

ORD6:15 pmChicago O'Hare Intl

Oct 29

ORD7:30 pmChicago O'Hare Intl

10h 15m

1 stop

CPH11:45 amKastrup Copenhagen

$494

Icelandair

Oct 13

CPH2:00 pmKastrup Copenhagen

11h 15m

1 stop

ORD6:15 pmChicago O'Hare Intl

Oct 27

ORD7:30 pmChicago O'Hare Intl

18h 15m

1 stop

CPH7:45 pmKastrup Copenhagen

$507

Icelandair

Oct 29

CPH12:55 pmKastrup Copenhagen

11h 25m

1 stop

ORD6:20 pmChicago O'Hare Intl

Nov 5

ORD6:30 pmChicago O'Hare Intl

10h 30m

1 stop

CPH12:00 pmKastrup Copenhagen

$509

Finnair flights from Copenhagen to Illinois

Our best Finnair deals on Copenhagen to Illinois flight tickets

Finnair

Oct 12

CPH12:25 pmKastrup Copenhagen

12h 25m

1 stop

ORD5:50 pmChicago O'Hare Intl

Oct 19

ORD9:30 pmChicago O'Hare Intl

11h 45m

1 stop

CPH4:15 pmKastrup Copenhagen

$502

Finnair

Oct 22

CPH7:45 amKastrup Copenhagen

17h 05m

1 stop

ORD5:50 pmChicago O'Hare Intl

Oct 29

ORD10:25 pmChicago O'Hare Intl

14h 10m

1 stop

CPH6:35 pmKastrup Copenhagen

$506

Finnair

Oct 20

CPH8:45 amKastrup Copenhagen

16h 05m

1 stop

ORD5:50 pmChicago O'Hare Intl

Oct 27

ORD10:25 pmChicago O'Hare Intl

14h 10m

1 stop

CPH6:35 pmKastrup Copenhagen

$518

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Thu 10/22

2:00 pm-6:15 pm

1 stop11h 15m

Chicago O'Hare Intl

Thu 10/29

7:30 pm-11:45 am

1 stop10h 15m

$494

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Thu 10/29

12:55 pm-6:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Thu 11/5

6:30 pm-7:45 pm

1 stop18h 15m

$502

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Mon 10/12

12:25 pm-5:50 pm

1 stop12h 25m

Chicago O'Hare Intl

Mon 10/19

9:30 pm-4:15 pm

1 stop11h 45m

$502

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Thu 10/22

7:45 am-5:50 pm

1 stop17h 05m

Chicago O'Hare Intl

Thu 10/29

10:25 pm-6:35 pm

1 stop14h 10m

$506

Quickest round-trip

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Fri 1/22

2:30 pm-4:45 pm

Nonstop9h 15m

Chicago O'Hare Intl

Sat 1/30

7:15 pm-10:25 am

Nonstop8h 10m

$652

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Mon 10/26

2:30 pm-5:45 pm

Nonstop9h 15m

Chicago O'Hare Intl

Sun 11/8

7:15 pm-10:25 am

Nonstop8h 10m

$658

CopenhagenSt. Louis

CPH Kastrup Copenhagen - STL Lambert-St Louis

CPHSTL

Kastrup Copenhagen

Thu 9/24

2:40 pm-10:59 pm

2 stops15h 19m

Lambert-St Louis

Thu 11/12

1:08 pm-9:25 am

2 stops13h 17m

$659

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Fri 10/23

6:30 am-7:55 pm

1 stop20h 25m

Chicago O'Hare Intl

Tue 4/6

7:05 pm-2:05 pm

1 stop12h 00m

$687

CopenhagenChicago

CPH Kastrup Copenhagen - ORD Chicago O'Hare Intl

CPHORD

Kastrup Copenhagen

Tue 10/20

10:10 am-7:55 pm

1 stop16h 45m

Chicago O'Hare Intl

Mon 4/5

7:05 pm-2:05 pm

1 stop12h 00m

$687

CopenhagenSt. Louis

CPH Kastrup Copenhagen - STL Lambert-St Louis

CPHSTL

Kastrup Copenhagen

Fri 10/9

6:30 am-9:09 pm

2 stops21h 39m

Lambert-St Louis

Mon 10/19

3:30 pm-11:35 am

1 stop13h 05m

$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 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 February. Flight prices, which tend to average around $546, 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 February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $558.

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

The cheapest day to depart from Copenhagen to Illinois is on a Friday when prices can be found for as low as $646. Flights from Copenhagen to Illinois on a Tuesday will generally be more expensive and average around $1,082. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $729 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 $637 on momondo.

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

There are 2 cabin classes available to choose from on 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 5% 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	$405
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 $405. The best round-trip flight deal from Copenhagen to Illinois found on momondo in the last 72 hours is $494.

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

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 September 2026, there are 4 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 83.36% of all bookings. The subsequent popular models are Airbus A350-900 at 14.36%, Airbus A321neo at 1.47%, and Boeing 787-8 Dreamliner at 0.33%.

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
Icelandair	PriceFrom $477	Free Cancellation	Rating 6.9 741 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $534	Free Cancellation	Rating 7.4 1,984 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $582	Free Cancellation	Rating 7.4 10,192 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.

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Popular cities in Illinois

Flights to New Yorkfrom $54

Flights to Los Angelesfrom $40

Flights to Orlandofrom $57

Flights to Miamifrom $57

Flights to San Franciscofrom $48

Flights to Chicagofrom $50

Flights to Las Vegasfrom $44

Flights to Washington, D.C.from $59

Flights to Fort Lauderdalefrom $64

Flights to Bostonfrom $94

Flights to Atlantafrom $42

Flights to Dallasfrom $50

Cheap flights from Copenhagen to Illinois from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Copenhagen to Illinois departing on 10/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Copenhagen to Illinois

Cheap round-trip flights

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Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

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Price Alerts

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Icelandair flights from Copenhagen to Illinois

Our best Icelandair deals on Copenhagen to Illinois flight tickets

Finnair flights from Copenhagen to Illinois

Our best Finnair deals on Copenhagen to Illinois flight tickets

momondo Fare Finder

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

See travel insights to Illinois from

How to get the cheapest flight ticket from Copenhagen to Illinois

What is the cheapest month to fly to Illinois?

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

What is the cheapest Kastrup Copenhagen to Illinois flight route?

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

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

Can stopping save me money on Copenhagen to Illinois flights?

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

What airlines fly to Illinois?

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

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

Cheap Copenhagen to Illinois flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying from Copenhagen to Illinois

Best airlines flying from Copenhagen to Illinois

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

Why use momondo?

An easier way to manage your Illinois 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 Illinois

Popular cities in Illinois

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

Copenhagen flight routes

According to popular flight searches on momondo this year

Illinois flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Illinois

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

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