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$250+ Cheap flights from Denver (DEN) to Copenhagen (CPH)

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CPH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Kastrup Copenhagen are usually found in February or January, booked 65 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

Cheap flight deals from Denver to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Copenhagen (CPH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$405
(Gotogate)

One-way from

$250
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$591
From Denver Intl to Kastrup Copenhagen
Search Deals
One-way flight from Denver Intl to Kastrup Copenhagen
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Highest demand for flights based on searches. 24% potential increase in price ($212 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Denver to Copenhagen

Cheapest flights from Denver to Copenhagen
Explore the most affordable flight options available from Denver to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/198:10 pmDEN - CPH
1 stop17h 35mIcelandair
Mon 11/31:05 pmCPH - DEN
1 stop13h 00mIcelandair
Deal found 9/11$405
This oojo deal was found by Cheapflights users on 9/11. 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.
Thu 11/133:40 pmDEN - CPH
1 stop12h 05mIcelandair
Tue 11/1812:55 pmCPH - DEN
1 stop13h 10mIcelandair
Deal found 9/11$419
This oojo deal was found by Cheapflights users on 9/10. 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.
Tue 11/113:40 pmDEN - CPH
1 stop12h 05mIcelandair
Wed 11/1912:55 pmCPH - DEN
1 stop13h 10mIcelandair
Deal found 9/10$420
This oojo deal was found by Cheapflights users on 9/10. 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.
Tue 12/23:40 pmDEN - CPH
1 stop12h 05mIcelandair
Sun 12/79:30 pmCPH - DEN
1 stop28h 35mIcelandair
Deal found 9/10$422
This oojo deal was found by Cheapflights users on 9/11. 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.
Thu 12/43:40 pmDEN - CPH
1 stop20h 55mIcelandair
Sun 12/79:30 pmCPH - DEN
1 stop28h 35mIcelandair
Deal found 9/11$430
This Finnair deal was found by Cheapflights users on 9/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:25 pmDEN - CPH
2 stops22h 30mFinnair
Wed 11/196:05 amCPH - DEN
2 stops19h 40mFinnair
Deal found 9/11$501
This Finnair deal was found by Cheapflights users on 9/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:26 pmDEN - CPH
2 stops15h 49mFinnair
Wed 12/38:40 amCPH - DEN
2 stops17h 06mFinnair
Deal found 9/9$502
This Finnair deal was found by Cheapflights users on 9/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:25 pmDEN - CPH
2 stops30h 30mFinnair
Tue 11/117:20 pmCPH - DEN
2 stops30h 25mFinnair
Deal found 9/9$503
This Booking.com deal was found by Cheapflights users on 9/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/264:40 pmDEN - CPH
1 stop20h 55mIcelandair
Tue 11/1112:55 pmCPH - DEN
1 stop13h 10mIcelandair
Deal found 9/9$507
This oojo deal was found by Cheapflights users on 9/10. 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.
Wed 11/263:40 pmDEN - CPH
1 stop20h 55mIcelandair
Fri 12/51:05 pmCPH - DEN
1 stop13h 00mIcelandair
Deal found 9/10$512
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Wed 10/224:40 pmDEN - CPH
1 stop21h 05mIcelandair
Sun 11/99:30 pmCPH - DEN
1 stop28h 35mIcelandair
Deal found 9/8$513
This Gotogate deal was found by Cheapflights users on 9/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:25 pmDEN - CPH
2 stops16h 35mMultiple Airlines
Tue 11/1810:10 amCPH - DEN
2 stops32h 13mMultiple Airlines
Deal found 9/10$523

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Copenhagen 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 September 11, 2025.
Use the filters below to find and compare flights from Denver to Copenhagen that are best for you.

Fly from

Denver

Fly to

Copenhagen

Route

Depart

Return

Price

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Tue 11/11

5:25 pm-11:55 pm

2 stops22h 30m

Kastrup Copenhagen

Wed 11/19

6:05 am-5:45 pm

2 stops19h 40m

$501

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Sun 10/26

6:25 pm-7:55 am

2 stops30h 30m

Kastrup Copenhagen

Tue 11/11

7:20 pm-5:45 pm

2 stops30h 25m

$502

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Tue 11/18

12:26 pm-12:15 pm

2 stops15h 49m

Kastrup Copenhagen

Wed 12/3

8:40 am-5:46 pm

2 stops17h 06m

$502

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Fri 10/31

12:40 pm-12:15 pm

2 stops16h 35m

Kastrup Copenhagen

Tue 11/4

6:05 am-5:45 pm

2 stops19h 40m

$527

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Tue 12/2

12:26 pm-12:15 pm

2 stops15h 49m

Kastrup Copenhagen

Sun 12/7

6:05 am-5:47 pm

2 stops19h 42m

$527

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Wed 12/3

12:18 pm-12:15 pm

2 stops15h 57m

Kastrup Copenhagen

Mon 12/8

8:40 am-9:29 pm

2 stops20h 49m

$527

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Wed 10/22

4:40 pm-9:45 pm

1 stop21h 05m

Kastrup Copenhagen

Mon 11/10

1:05 pm-6:05 pm

1 stop13h 00m

$538

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Wed 10/22

1:25 pm-10:50 am

1 stop13h 25m

Kastrup Copenhagen

Wed 11/12

6:50 am-5:44 pm

2 stops18h 54m

$540

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Fri 10/24

1:25 pm-10:50 am

1 stop13h 25m

Kastrup Copenhagen

Wed 11/12

6:50 am-4:00 pm

1 stop17h 10m

$540

DenverCopenhagen

DEN - CPH

DENCPH

Denver Intl

Mon 3/9

6:25 pm-11:30 am

1 stop34h 05m

Kastrup Copenhagen

Wed 3/18

12:15 pm-12:04 am

2 stops18h 49m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 17 results
1
2

Best time to book a flight from Denver to Copenhagen

Have a flexible travel schedule? Discover the best time to fly to Copenhagen from Denver 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 Denver to Copenhagen

How far ahead should I book a flight from Denver to Copenhagen?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Copenhagen. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Copenhagen, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Denver to Copenhagen?

Currently, November is the cheapest month in which you can book a flight from Denver to Copenhagen (average of $523). Flying from Denver to Copenhagen in June is currently the most expensive (average of $910). 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 DEN to CPH?

Find hourly flight availability from Denver to Copenhagen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Copenhagen in the afternoon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Denver to Copenhagen?

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

Travelers seeking maximum savings on their Denver to Copenhagen flight should consider departing on Wednesday at noon 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 Copenhagen

Get insights into the airlines that provide service to Copenhagen. 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 Copenhagen. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with United Airlines, Air Canada, and Icelandair from Denver to Copenhagen to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Icelandair
7.0
Good
546 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,409 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,361 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Denver to Copenhagen. 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 Denver to Copenhagen?

    Airlines like Finnair fly from Denver to Copenhagen in about 22h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from Denver to Copenhagen is about 4884 mi.

  • What are the cheapest airlines flying from Denver to Copenhagen round-trip?

    Cheapflights users have booked flights from Denver to Copenhagen round-trip from $365. Other airlines that can offer you cheap pricing are KLM, from $506, and United Airlines, from $506. Icelandair is 44% cheaper than the average price of flights available within the next 90 days to this destination.

  • Where are the most common layover locations when flying from Denver to Copenhagen?

    The most popular layover on flights from Denver to Copenhagen is Reykjavik. London sees the second most layovers for non-direct flights flying from Denver to Copenhagen.

  • What are some popular things to do or see while on a layover in Reykjavik?

    Harpa, Hallgrímskirkja, and Laugardalslaug Geothermal Pool are the most popular attractions in Reykjavik if you're in need of something to do during your layover. Harpa, Hallgrímskirkja, and Laugardalslaug Geothermal Pool can be accessed by traveling approximately 23.3 mi, 23.2 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Travelers can rent a car at Reykjavik Keflavik Intl for an average daily rate of $58 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in London?

    The majority of London visitors spend their time at Hyde Park, Buckingham Palace, and Piccadilly Circus. Hyde Park, Buckingham Palace, and Piccadilly Circus are located about 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow. Those on a layover in London in need of a rental car can book one at London Heathrow for about $41.

  • Where are the least popular layover locations for Denver to Copenhagen flights?

    Of the flights from Denver to Copenhagen that have layovers, the fewest flights stop in Frankfurt am Main.

  • Can I find deals for flights from Denver to Copenhagen that include hotel bookings?

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

  • How can I find direct flights from Denver to Copenhagen?

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

  • Can I find deals for business class flights from Denver to Copenhagen?

    Yes. Cheapflights offers flight deals from Denver to Copenhagen 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 Denver to Copenhagen?

    Currently, November is the cheapest month in which you can book a flight from Denver to Copenhagen (average of $523). Flying from Denver to Copenhagen in June is currently the most expensive (average of $910). 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

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup

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Alternative routes for Denver to Copenhagen

See prices for flight routes from nearby airports that may be better suited for you.
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Denver to Aarhus flights
Denver to Billund flights

Top 10 airlines flying from Denver to Copenhagen

Discover the top 10 airlines that operate flights from Denver to Copenhagen. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$365Average$562FlexibilityNo cancel feeOn-time76%
KLMCheapest$506Average$903FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$506Average$666FlexibilityNo cancel feeOn-time69%
DeltaCheapest$506Average$818FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$510Average$666FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$510Average$714FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$526Average$682FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$533Average$741FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$549Average$785FlexibilityNo cancel feeOn-time70%
SWISSCheapest$574Average$781FlexibilityNo cancel feeOn-time79%

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