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Dulles Intl

$346+ Cheap flights from Copenhagen (CPH) to Dulles Intl (IAD)

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — IAD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Kastrup Copenhagen to Washington, D.C. Dulles Intl are usually found in October or November, booked 50 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Copenhagen to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Copenhagen (CPH) to Dulles Intl (IAD). 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 April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$425
(Ticket)

One-way from

$381
(oojo)

Popular in

July

Cheapest in

October

Average price

$553

Good round-trip deal

$653 or less

Good one-way deal

$579 or less
Provider with most accurate pricing for Kastrup Copenhagen-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Kastrup Copenhagen-Washington, D.C. Dulles Intl flights.
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From Kastrup Copenhagen to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Kastrup Copenhagen to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 10% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Kastrup Copenhagen to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Kastrup Copenhagen to Washington, D.C. Dulles Intl.
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Find flight deals from Copenhagen to Dulles Intl

Cheapest flights from Copenhagen to Dulles Intl
Explore the most affordable flight options available from Copenhagen to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Ticket deal was found by Cheapflights users on 4/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2810:35 pmCPH - IAD
1 stop26h 45mIcelandair
Sun 5/118:30 pmIAD - CPH
1 stop19h 15mIcelandair
Deal found 4/16$425
This Ticket deal was found by Cheapflights users on 4/17. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/248:50 amCPH - IAD
1 stop16h 35mMultiple Airlines
Sat 6/78:45 pmIAD - CPH
1 stop16h 35mMultiple Airlines
Deal found 4/17$440
This Ticket deal was found by Cheapflights users on 4/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/246:00 amCPH - IAD
1 stop15h 35mKLM
Sat 6/712:20 pmIAD - CPH
1 stop12h 10mKLM
Deal found 4/16$443
This Booking.com deal was found by Cheapflights users on 4/16. 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.
Thu 5/16:05 amCPH - IAD
1 stop20h 45mTAP AIR PORTUGAL
Wed 5/75:50 pmIAD - CPH
1 stop17h 00mTAP AIR PORTUGAL
Deal found 4/16$460
This Flightsearch deal was found by Cheapflights users on 4/16. 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 Flightsearch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/247:50 amCPH - IAD
1 stop18h 20mBritish Airways
Sat 6/77:25 pmIAD - CPH
1 stop11h 10mBritish Airways
Deal found 4/16$464
This Delta deal was found by Cheapflights users on 4/16. 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.
Fri 5/99:20 amCPH - IAD
1 stop12h 15mDelta
Wed 5/289:20 pmIAD - CPH
1 stop15h 25mDelta
Deal found 4/16$476
This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/247:50 amCPH - IAD
1 stop18h 20mAmerican Airlines
Sat 6/710:45 pmIAD - CPH
2 stops15h 20mAmerican Airlines
Deal found 4/16$482
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Wed 11/196:55 amCPH - IAD
2 stops20h 10mUnited Airlines
Sun 12/710:20 pmIAD - CPH
1 stop18h 35mUnited Airlines
Deal found 4/17$484
This SWISS deal was found by Cheapflights users on 4/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/258:15 pmCPH - IAD
1 stop26h 00mSWISS
Mon 8/48:45 pmIAD - CPH
1 stop20h 40mSWISS
Deal found 4/17$493
This Air Canada deal was found by Cheapflights users on 4/16. 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.
Fri 7/2512:25 pmCPH - IAD
2 stops27h 12mAir Canada
Thu 8/219:45 amIAD - CPH
1 stop15h 25mAir Canada
Deal found 4/16$504
This Lufthansa deal was found by Cheapflights users on 4/16. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/227:30 pmCPH - IAD
1 stop25h 50mLufthansa
Thu 8/2110:20 pmIAD - CPH
1 stop19h 10mLufthansa
Deal found 4/16$515
This Virgin Atlantic deal was found by Cheapflights users on 4/17. 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.
Sat 5/249:00 amCPH - IAD
1 stop16h 50mVirgin Atlantic
Sat 6/76:00 amIAD - CPH
2 stops18h 30mVirgin Atlantic
Deal found 4/17$524

Cheapflights Fare Finder

Customize your flight search to find flights from Copenhagen to Dulles Intl 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 April 17, 2025.
Use the filters below to find and compare flights from Copenhagen to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Copenhagen

Fly to

Dulles Intl

Route

Depart

Return

Price

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Mon 4/28

10:35 pm-7:20 pm

1 stop26h 45m

Washington, D.C. Dulles Intl

Sun 5/11

8:30 pm-9:45 pm

1 stop19h 15m

$425

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Sat 5/24

6:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Sat 6/7

12:20 pm-6:30 am

1 stop12h 10m

$443

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Sat 5/24

7:50 am-8:10 pm

1 stop18h 20m

Washington, D.C. Dulles Intl

Sat 6/7

7:25 pm-12:35 pm

1 stop11h 10m

$452

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 5/1

6:05 am-8:50 pm

1 stop20h 45m

Washington, D.C. Dulles Intl

Wed 5/7

5:50 pm-4:50 pm

1 stop17h 00m

$460

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Sat 5/24

7:50 am-8:10 pm

1 stop18h 20m

Washington, D.C. Dulles Intl

Sat 6/7

7:25 pm-12:35 pm

1 stop11h 10m

$464

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Fri 5/9

9:20 am-3:35 pm

1 stop12h 15m

Washington, D.C. Dulles Intl

Wed 5/28

9:20 pm-6:45 pm

1 stop15h 25m

$476

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Sat 5/24

7:50 am-8:10 pm

1 stop18h 20m

Washington, D.C. Dulles Intl

Sat 6/7

10:45 pm-8:05 pm

2 stops15h 20m

$482

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Wed 6/25

8:15 pm-4:15 pm

1 stop26h 00m

Washington, D.C. Dulles Intl

Mon 8/4

8:45 pm-11:25 pm

1 stop20h 40m

$493

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Fri 6/20

12:25 pm-10:03 pm

2 stops15h 38m

Washington, D.C. Dulles Intl

Sat 6/28

10:20 pm-6:45 pm

1 stop14h 25m

$494

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Fri 7/25

12:25 pm-9:37 am

2 stops27h 12m

Washington, D.C. Dulles Intl

Tue 8/19

9:45 am-7:10 am

1 stop15h 25m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 28 results
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Compare providers for flights from Copenhagen to Dulles Intl

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 Copenhagen to Dulles Intl in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 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 Copenhagen-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Copenhagen-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Copenhagen-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Copenhagen-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Copenhagen-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Copenhagen to Dulles Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Copenhagen to Dulles Intl. Price data was last updated on April 11, 2025.

The best time to book flights from Copenhagen to Washington, D.C. Dulles Intl Airport is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Copenhagen to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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 CPH to IAD?

Find hourly flight availability from Copenhagen to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

It’s optimal to fly from Copenhagen to Washington, D.C. Dulles Intl Airport in the morning. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from Copenhagen to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Copenhagen to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 17, 2025.

The most flights from CPH to IAD are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated April 17, 2025.
Read through reviews of airlines operating flights from Copenhagen to Washington, D.C., such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,327 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Copenhagen to Dulles Intl. 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 from for flights from Copenhagen to Washington, D.C. Dulles Intl?

    Most people fly from Kastrup Copenhagen (CPH) if they book a flight from Copenhagen to Washington, D.C. Dulles Intl. On average, Kastrup Copenhagen has 2 outbound flights to Washington, D.C. Dulles Intl per day from 6 airlines. Kastrup Copenhagen is conveniently located just 5.0 mi from Copenhagen’s city center.

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

    Our cheapest airline available from Copenhagen to Washington, D.C. Dulles Intl Airport is Icelandair. Our recent data shows that you can find tickets from as low as $425 on this airline. Additional options worth looking into are KLM and TAP AIR PORTUGAL, starting at $443 and $460 round-trip. Users have found that Icelandair is 19% cheaper than the other options available to this destination.

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

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $381. Users have also found prices from $481 and $488 on British Airways and Finnair, respectively.

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

    On average you can expect to pay $1,007 for a flight from Copenhagen to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $354 while the most popular route, (Kastrup Copenhagen - Washington, D.C. Dulles Intl) is currently priced at $425.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Copenhagen to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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
Arlington
Alexandria
Fairfax
Tysons
Springfield
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Rockville
Fredericksburg
Gaithersburg
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Linthicum Heights
Falls Church
Laurel
Easton
Herndon
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Gettysburg
National Harbor
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Alternative routes for Copenhagen to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Copenhagen to Baltimore flights
Copenhagen to Reagan-National flights
Billund to Baltimore flights
Billund to Dulles Intl flights
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Top 6 airlines flying from Copenhagen to Dulles Intl

Discover the top 6 airlines that operate flights from Copenhagen to Dulles Intl. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$289Average$468FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$382Average$419FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$403Average$432FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$405Average$507FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$456Average$657FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$470Average$591FlexibilityNo cancel feeOn-time76%

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