Copenhagen

$253+ Cheap flights from Dulles Intl (IAD) 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CPH
mar. 30 — abr. 61
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1. Tell us where you want to go
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Kastrup Copenhagen are usually found in October or February, booked 29 days in advance, depart on a Monday or Sunday and return on a Monday

Cheap flight deals from Dulles Intl to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 marzo 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$431
(Mytrip)

One-way from

$328
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$513

Good round-trip deal

$568 or less

Good one-way deal

$360 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Kastrup Copenhagen flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Kastrup Copenhagen flights.
From Washington, D.C. Dulles Intl to Kastrup Copenhagen
One-way flight from Washington, D.C. Dulles Intl to Kastrup Copenhagen
Highest demand for flights based on searches. 20% potential increase in price ($156 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Kastrup Copenhagen.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Kastrup Copenhagen.

Find flight deals from Dulles Intl to Copenhagen

Cheapest flights from Dulles Intl to Copenhagen
Explore the most affordable flight options available from Dulles Intl to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2025.

This Mytrip deal was found by Cheapflights users on 3/24. 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. 4/288:30 pmIAD - CPH
1 stop19h 15mIcelandair
lun. 5/54:45 pmCPH - IAD
1 stop32h 35mIcelandair
Deal found 3/24$431
This FlightHub deal was found by Cheapflights users on 3/24. 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.
dom. 8/3110:05 pmIAD - CPH
Nonstop7h 50mScandinavian Airlines
mié. 9/105:30 pmCPH - IAD
Nonstop8h 29mScandinavian Airlines
Deal found 3/24$452
This Scandinavian Airlines deal was found by Cheapflights users on 3/24. 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.
mié. 10/110:25 amIAD - CPH
1 stop14h 40mMultiple Airlines
mié. 10/85:30 pmCPH - IAD
Nonstop8h 29mMultiple Airlines
Deal found 3/24$528
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/35:20 pmIAD - CPH
1 stop14h 05mUnited Airlines
mar. 12/96:55 amCPH - IAD
2 stops14h 18mUnited Airlines
Deal found 3/24$590
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/1912:25 pmIAD - CPH
1 stop12h 05mDelta
mar. 5/279:00 amCPH - IAD
1 stop16h 42mDelta
Deal found 3/25$591
This Virgin Atlantic deal was found by Cheapflights users on 3/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/256:00 amIAD - CPH
2 stops18h 30mVirgin Atlantic
mié. 9/109:00 amCPH - IAD
1 stop15h 28mVirgin Atlantic
Deal found 3/24$595
This oojo deal was found by Cheapflights users on 3/24. 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.
jue. 9/410:40 pmIAD - CPH
1 stop10h 45mBritish Airways
lun. 9/89:45 pmCPH - IAD
2 stops23h 15mBritish Airways
Deal found 3/24$599
This Finnair deal was found by Cheapflights users on 3/24. 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.
vie. 4/2510:40 pmIAD - CPH
2 stops14h 35mFinnair
mar. 4/298:50 amCPH - IAD
2 stops17h 20mFinnair
Deal found 3/24$609
This Air Canada deal was found by Cheapflights users on 3/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/239:45 amIAD - CPH
1 stop15h 25mAir Canada
mié. 9/1012:20 pmCPH - IAD
1 stop14h 41mAir Canada
Deal found 3/24$626
This Air France deal was found by Cheapflights users on 3/24. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/306:30 pmIAD - CPH
1 stop18h 15mAir France
mié. 8/69:00 amCPH - IAD
1 stop15h 28mAir France
Deal found 3/24$674

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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 marzo 25, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Copenhagen that are best for you.

Fly from

Dulles Intl

Fly to

Copenhagen

Route

Depart

Return

Price

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

lun. 4/28

8:30 pm-9:45 pm

1 stop19h 15m

Kastrup Copenhagen

lun. 5/5

4:45 pm-7:20 pm

1 stop32h 35m

$431

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

dom. 8/31

10:05 pm-11:55 am

Nonstop7h 50m

Kastrup Copenhagen

mié. 9/10

5:30 pm-7:59 pm

Nonstop8h 29m

$452

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

lun. 5/5

10:30 am-7:05 am

1 stop14h 35m

Kastrup Copenhagen

lun. 10/6

5:30 pm-7:59 pm

Nonstop8h 29m

$528

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

lun. 5/19

12:25 pm-6:30 am

1 stop12h 05m

Kastrup Copenhagen

mar. 5/27

9:00 am-7:42 pm

1 stop16h 42m

$591

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

lun. 8/25

6:00 am-6:30 am

2 stops18h 30m

Kastrup Copenhagen

mié. 9/10

9:00 am-6:28 pm

1 stop15h 28m

$595

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

jue. 9/4

10:40 pm-3:25 pm

1 stop10h 45m

Kastrup Copenhagen

lun. 9/8

9:45 pm-3:00 pm

2 stops23h 15m

$599

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

vie. 4/25

10:40 pm-7:15 pm

2 stops14h 35m

Kastrup Copenhagen

mar. 4/29

8:50 am-8:10 pm

2 stops17h 20m

$609

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

sáb. 8/23

9:45 am-7:10 am

1 stop15h 25m

Kastrup Copenhagen

mié. 9/10

12:20 pm-9:01 pm

1 stop14h 41m

$626

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

jue. 5/8

2:25 pm-10:50 am

1 stop14h 25m

Kastrup Copenhagen

jue. 5/15

12:45 pm-7:55 am

1 stop25h 10m

$639

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

mié. 7/30

6:30 pm-6:45 pm

1 stop18h 15m

Kastrup Copenhagen

mié. 8/6

9:00 am-6:28 pm

1 stop15h 28m

$674

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 25 results
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Compare providers for flights from Dulles Intl to Copenhagen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Copenhagen in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
business-class.comPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Copenhagen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Copenhagen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Copenhagen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Copenhagen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Copenhagen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Washington, D.C. Dulles Intl Airport to Copenhagen flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Copenhagen trip
Airports
IAD

Expect long security queues at IAD, especially in the afternoon. Plan extra time to navigate the airport's complex layout.

Read more about IADby Ramsey Qubein
CPH

Use the Metro for easy access to Copenhagen from CPH. Trains run every 5 minutes and take 10-20 minutes to the city center.

Read more about CPHby John Walton
Our travel experts
John Walton

John Walton

Expert on CPH

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Dulles Intl to Copenhagen

Have a flexible travel schedule? Discover the best time to fly to Copenhagen from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Copenhagen

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Copenhagen?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Copenhagen. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Copenhagen, you should look to book at least 29 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 Washington, D.C. Dulles Intl Airport to Copenhagen?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Copenhagen (average of $523). Flying from Washington, D.C. Dulles Intl Airport to Copenhagen in June is currently the most expensive (average of $965). 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 IAD to CPH?

Find hourly flight availability from Dulles Intl 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 marzo 25, 2025.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Copenhagen in the afternoon. Doing so could potentially save you 27% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Copenhagen by month

Plan your trip to Copenhagen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Copenhagen ranges from 0.8 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Copenhagen when rainfall is around 0.8 in.

Temperature in Copenhagen by month

Plan your trip to Copenhagen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Copenhagen, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 marzo 25, 2025.
To help decide which airline to fly from Washington, D.C. to Copenhagen, see what other customers have to say about Delta, Finnair and Austrian Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Copenhagen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Copenhagen from Washington, D.C. Dulles Intl?

    Kastrup Copenhagen (CPH), located 5.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Copenhagen. 10 airlines have flights to Kastrup Copenhagen from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Kastrup Copenhagen should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Copenhagen round-trip?

    Icelandair, at $431, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Copenhagen.Alternate airlines to your destination round-trip include Scandinavian Airlines and British Airways. These flights start at 30% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Copenhagen one-way?

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $351. However, be on the lookout for offers from Icelandair and SWISS, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Copenhagen for a low price.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Copenhagen?

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Copenhagen is $215. On average you can expect to pay $1,496. The most popular route, (Washington, D.C. Dulles Intl - Kastrup Copenhagen), can usually be booked for $434.

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

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

  • How can I find direct flights from Dulles Intl to Copenhagen?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Copenhagen?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Copenhagen (average of $523). Flying from Washington, D.C. Dulles Intl Airport to Copenhagen in June is currently the most expensive (average of $965). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Kastrup

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Top 10 airlines flying from Dulles Intl to Copenhagen

Discover the top 10 airlines that operate flights from Dulles Intl 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 marzo 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$297Average$410FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$401Average$575FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$441Average$727FlexibilityNo cancel feeOn-time77%
SWISSCheapest$474Average$660FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$475Average$722FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$502Average$772FlexibilityNo cancel feeOn-time71%
DeltaCheapest$505Average$757FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$526Average$646FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$531Average$761FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$786Average$786FlexibilityNo cancel feeOn-time62%
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