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Dulles Intl

$312+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — IAD
May 4 — May 111
Sun 5/4
Sun 5/11
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 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$423
(Travelis)

One-way from

$312
(Mytrip)

Popular in

July

Cheapest in

October

Average price

$596

Good round-trip deal

$653 or less

Good one-way deal

$583 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
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
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
Search Deals
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 29, 2025.

This Travelis deal was found by Cheapflights users on 4/27. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/910:35 pmCPH - IAD
1 stop26h 45mIcelandair
Sun 5/258:30 pmIAD - CPH
1 stop10h 25mIcelandair
Deal found 4/27$423
This SWISS deal was found by Cheapflights users on 4/28. 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.
Thu 6/59:40 amCPH - IAD
1 stop12h 35mSWISS
Sat 6/218:45 pmIAD - CPH
1 stop11h 30mSWISS
Deal found 4/28$433
This Ticket deal was found by Cheapflights users on 4/28. 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.
Thu 6/56:05 amCPH - IAD
1 stop19h 20mMultiple Airlines
Sat 6/218:45 pmIAD - CPH
1 stop16h 35mMultiple Airlines
Deal found 4/28$460
This KLM deal was found by Cheapflights users on 4/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:00 amCPH - IAD
1 stop15h 35mKLM
Tue 5/1312:25 pmIAD - CPH
1 stop12h 05mKLM
Deal found 4/27$481
This Virgin Atlantic deal was found by Cheapflights users on 4/28. 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.
Thu 6/59:00 amCPH - IAD
1 stop16h 39mVirgin Atlantic
Sat 6/2112:13 pmIAD - CPH
1 stop12h 17mVirgin Atlantic
Deal found 4/28$485
This United Airlines deal was found by Cheapflights users on 4/27. 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 6/2512:25 pmCPH - IAD
1 stop14h 36mUnited Airlines
Sun 8/3110:18 pmIAD - CPH
2 stops26h 52mUnited Airlines
Deal found 4/27$486
This Gotogate deal was found by Cheapflights users on 4/28. 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 9/2512:45 pmCPH - IAD
2 stops14h 20mAir Canada
Wed 10/11:00 pmIAD - CPH
2 stops13h 55mAir Canada
Deal found 4/28$487
This Flysmarter deal was found by Cheapflights users on 4/28. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:55 pmCPH - IAD
Nonstop9h 20mScandinavian Airlines
Sat 11/158:30 pmIAD - CPH
Nonstop8h 05mScandinavian Airlines
Deal found 4/28$489
This Flysmarter deal was found by Cheapflights users on 4/27. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/98:50 amCPH - IAD
2 stops17h 15mBritish Airways
Sun 5/2510:40 pmIAD - CPH
1 stop18h 10mBritish Airways
Deal found 4/27$490
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 11/248:40 amCPH - IAD
2 stops19h 38mAmerican Airlines
Wed 12/36:15 pmIAD - CPH
1 stop14h 05mAmerican Airlines
Deal found 4/28$491
This Lufthansa deal was found by Cheapflights users on 4/28. 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.
Sun 7/276:05 amCPH - IAD
1 stop15h 45mLufthansa
Fri 8/1510:20 pmIAD - CPH
1 stop19h 10mLufthansa
Deal found 4/28$508
This Brussels Airlines deal was found by Cheapflights users on 4/28. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/256:50 amCPH - IAD
1 stop12h 40mBrussels Airlines
Sun 8/315:45 pmIAD - CPH
1 stop17h 35mBrussels Airlines
Deal found 4/28$518

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 29, 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

Fri 5/9

10:35 pm-7:20 pm

1 stop26h 45m

Washington, D.C. Dulles Intl

Sun 5/25

8:30 pm-12:55 pm

1 stop10h 25m

$423

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 6/5

9:40 am-4:15 pm

1 stop12h 35m

Washington, D.C. Dulles Intl

Sat 6/21

8:45 pm-2:15 pm

1 stop11h 30m

$433

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 6/5

6:05 am-7:25 pm

1 stop19h 20m

Washington, D.C. Dulles Intl

Sat 6/21

8:45 pm-7:20 pm

1 stop16h 35m

$460

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 6/5

6:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Sat 6/21

12:13 pm-6:30 am

1 stop12h 17m

$481

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 6/5

9:00 am-7:39 pm

1 stop16h 39m

Washington, D.C. Dulles Intl

Sat 6/21

12:13 pm-6:30 am

1 stop12h 17m

$485

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Wed 6/25

12:25 pm-9:01 pm

1 stop14h 36m

Washington, D.C. Dulles Intl

Sun 8/31

10:18 pm-7:10 am

2 stops26h 52m

$486

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 9/25

12:45 pm-9:05 pm

2 stops14h 20m

Washington, D.C. Dulles Intl

Wed 10/1

1:00 pm-8:55 am

2 stops13h 55m

$487

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Fri 5/9

8:50 am-8:05 pm

2 stops17h 15m

Washington, D.C. Dulles Intl

Sun 5/25

10:40 pm-10:50 pm

1 stop18h 10m

$490

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 6/5

8:50 am-8:10 pm

2 stops17h 20m

Washington, D.C. Dulles Intl

Sat 6/21

7:25 pm-4:15 pm

2 stops14h 50m

$492

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Sun 7/27

6:05 am-3:50 pm

1 stop15h 45m

Washington, D.C. Dulles Intl

Fri 8/15

10:20 pm-11:30 pm

1 stop19h 10m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 30 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 25, 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 $373). 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 29, 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 29, 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 29, 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
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

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
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

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
1,273 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

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
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

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
1,587 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

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 $423 on this airline. Additional options worth looking into are SWISS and KLM, starting at $433 and $481 round-trip. Users have found that Icelandair is 20% 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 $312. Users have also found prices from $470 and $489 on Icelandair and Finnair, respectively.

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

    On average you can expect to pay $719 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 $440.

  • 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 $373). 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
Woodbridge
Fairfax
Tysons
Springfield
Rockville
Fredericksburg
Gaithersburg
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Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
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National Harbor
Oxon Hill

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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
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Billund to Baltimore 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$284Average$466FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$382Average$419FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$403Average$432FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$412Average$699FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$456Average$669FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$470Average$591FlexibilityNo cancel feeOn-time76%

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