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$172+ Cheap flights from Chicago (CHI) to Denmark

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CPH
oct. 15 — oct. 221
mer. 10/15
mer. 10/22
1 adult, Economy
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Cheap flight deals from Chicago to Denmark

Keep the following information in mind while searching for Chicago to Denmark flight deals. Data was last updated septembre 15, 2025.

Round-trip from

$456
(Scandinavian Airlines)

One-way from

$172
(oojo)

Popular in

June

Cheapest in

February

Average price

$589

Good round-trip deal

$445 or less

Good one-way deal

$373 or less
From Chicago (CHI) to Denmark
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One-way flight from Chicago (CHI) to Denmark
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Highest demand for flights based on searches. 19% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Denmark.
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Price to beat on a one-way flight from Chicago (CHI) to Denmark.
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Find flight deals from Chicago to Denmark

Cheapest flights from Chicago to Denmark
Explore the most affordable flight options available from Chicago to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 15, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/47:10 pmORD - CPH
1 stop28h 50mScandinavian Airlines
lun. 12/82:30 pmCPH - ORD
Nonstop9h 15mScandinavian Airlines
Deal found 9/15$456
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/210:31 amORD - CPH
1 stop13h 29mScandinavian Airlines
jeu. 12/112:30 pmCPH - ORD
Nonstop9h 15mScandinavian Airlines
Deal found 9/15$458
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/47:20 pmORD - CPH
Nonstop8h 05mScandinavian Airlines
dim. 12/72:30 pmCPH - ORD
Nonstop9h 15mScandinavian Airlines
Deal found 9/13$462
This SmartFares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/56:20 pmORD - CPH
1 stop29h 50mScandinavian Airlines
mer. 11/192:30 pmCPH - ORD
Nonstop9h 15mScandinavian Airlines
Deal found 9/13$463
This Gurufare deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 10/117:25 pmORD - CPH
1 stop10h 35mIcelandair
jeu. 10/162:00 pmCPH - ORD
1 stop11h 15mIcelandair
Deal found 9/13$464
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/17:20 pmORD - CPH
Nonstop8h 05mScandinavian Airlines
mer. 12/102:30 pmCPH - ORD
Nonstop9h 15mScandinavian Airlines
Deal found 9/13$466
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 10/510:15 pmORD - CPH
1 stop31h 40mIcelandair
dim. 10/194:45 pmCPH - ORD
1 stop32h 30mIcelandair
Deal found 9/14$467
This oojo deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/288:15 pmORD - CPH
1 stop20h 25mTAP AIR PORTUGAL
mar. 12/26:30 pmCPH - ORD
1 stop27h 30mTAP AIR PORTUGAL
Deal found 9/12$468
This oojo deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/27:25 pmORD - CPH
1 stop10h 30mIcelandair
mar. 10/1410:35 pmCPH - ORD
1 stop26h 40mIcelandair
Deal found 9/13$471
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/37:10 pmORD - CPH
1 stop15h 35mTAP AIR PORTUGAL
ven. 12/126:00 amCPH - ORD
1 stop16h 15mTAP AIR PORTUGAL
Deal found 9/13$472
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/27:25 pmORD - CPH
1 stop10h 35mIcelandair
dim. 10/194:45 pmCPH - ORD
1 stop32h 30mIcelandair
Deal found 9/14$473
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/67:25 pmORD - CPH
1 stop10h 30mIcelandair
lun. 10/2010:35 pmCPH - ORD
1 stop26h 40mIcelandair
Deal found 9/15$474

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Denmark that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septembre 15, 2025.
Use the filters below to find and compare flights from Chicago to Denmark that are best for you.

Fly from

Chicago

Fly to

Denmark

Route

Depart

Return

Price

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

sam. 10/11

7:25 pm-9:45 pm

1 stop19h 20m

Kastrup Copenhagen

lun. 10/20

10:35 pm-6:15 pm

1 stop26h 40m

$473

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

jeu. 12/4

7:10 pm-7:00 am

1 stop28h 50m

Kastrup Copenhagen

jeu. 12/11

2:30 pm-4:45 pm

Nonstop9h 15m

$486

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

mer. 2/25

10:40 am-9:20 am

2 stops15h 40m

Aalborg

dim. 3/1

6:25 pm-4:45 pm

1 stop29h 20m

$495

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

jeu. 12/4

7:20 pm-10:25 am

Nonstop8h 05m

Kastrup Copenhagen

mer. 12/10

2:30 pm-4:45 pm

Nonstop9h 15m

$495

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

mar. 10/7

10:36 am-10:10 am

2 stops16h 34m

Kastrup Copenhagen

mar. 10/21

1:25 pm-9:19 pm

1 stop14h 54m

$496

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

mer. 3/4

7:20 pm-10:10 pm

1 stop19h 50m

Aalborg

dim. 3/8

9:50 am-5:45 pm

1 stop13h 55m

$498

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

mer. 11/12

3:20 pm-9:20 am

1 stop11h 00m

Kastrup Copenhagen

ven. 11/14

6:50 am-2:55 pm

2 stops15h 05m

$518

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

sam. 2/14

10:40 am-7:10 am

1 stop13h 30m

Kastrup Copenhagen

dim. 2/22

12:50 pm-5:37 pm

2 stops35h 47m

$520

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

sam. 11/29

7:20 pm-10:25 am

Nonstop8h 05m

Kastrup Copenhagen

sam. 12/6

2:30 pm-4:45 pm

Nonstop9h 15m

$525

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

dim. 11/30

7:20 pm-10:25 am

Nonstop8h 05m

Kastrup Copenhagen

lun. 12/8

2:30 pm-4:45 pm

Nonstop9h 15m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 48 results
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Best time to book a flight from Chicago to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Denmark

What is the cheapest month to book a flight from Chicago to Denmark?

Currently, November is the cheapest month in which you can book a flight from Chicago to Denmark (average of $523). Flying from Chicago to Denmark in June is currently the most expensive (average of $911). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to DK?

Find hourly flight availability from Chicago to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septembre 15, 2025.

When flying from Chicago to Denmark, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Chicago to Denmark?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Denmark. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Denmark flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denmark. Reviews last updated septembre 15, 2025.
Read through reviews of airlines operating flights from Chicago to Denmark, such as SWISS, Scandinavian Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,730 reviews

Entertainment

6.8

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
SWISS
7.5
Good
1,730 reviews
SWISS
7.5
Good
1,730 reviews

Entertainment

6.8

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
Scandinavian Airlines
7.4
Good
1,484 reviews
SWISS
7.5
Good
1,730 reviews

Entertainment

6.8

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
United Airlines
7.4
Good
8,929 reviews
SWISS
7.5
Good
1,730 reviews

Entertainment

6.8

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
Icelandair
7.0
Good
544 reviews
SWISS
7.5
Good
1,730 reviews

Entertainment

6.8

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
British Airways
6.7
Okay
7,361 reviews
SWISS
7.5
Good
1,730 reviews

Entertainment

6.8

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago to Denmark?

    There are many flights that can get you from Chicago to Denmark in 11h. Fly via Icelandair, Scandinavian Airlines, or United Airlines to get the fastest option. The distance between Chicago and Denmark is about 4256 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Chicago to Denmark?

    The most popular flight routes from Chicago to Denmark are Chicago O'Hare Intl - Kastrup Copenhagen, Chicago Midway - Kastrup Copenhagen and Chicago O'Hare Intl - Billund.

  • What are the most reliable airlines from Chicago to Denmark?

    The top 3 most reliable airlines when flying from Chicago to Denmark are Air France (100%), Scandinavian Airlines (87%) and Delta (87%).

  • What are the cheapest flights from Chicago to Denmark?

    Looking at all options, your cheapest flight can be booked for $343. While the most popular route (Chicago O'Hare Intl - Kastrup Copenhagen) can be booked for $402 on average, our data indicates $1,448 when flying from Chicago to Denmark.

  • Can I find deals for flights from Chicago to Denmark that include hotel bookings?

    Yes. In addition to deals on Chicago to Denmark flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Denmark?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Denmark.

  • Can I find deals for business class flights from Chicago to Denmark?

    Yes. Cheapflights offers flight deals from Chicago to Denmark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Denmark?

    Currently, November is the cheapest month in which you can book a flight from Chicago to Denmark (average of $523). Flying from Chicago to Denmark in June is currently the most expensive (average of $911). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Chicago to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to Denmark

Discover the top 10 airlines that operate flights from Chicago to Denmark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$396Average$624FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$435Average$787FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$471Average$1,015FlexibilityNo cancel feeOn-time76%
FinnairCheapest$476Average$696FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$489Average$718FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$511Average$683FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$531Average$658FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$533Average$703FlexibilityNo cancel feeOn-time67%
SWISSCheapest$560Average$821FlexibilityNo cancel feeOn-time79%
DeltaCheapest$611Average$746FlexibilityNo cancel feeOn-timeN/A

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