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Cheap flights from Copenhagen to Washington, D.C. Dulles Intl Airport

CPH — IAD
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Kastrup Copenhagen to Washington, D.C. Dulles Intl are usually found in February or March, booked 47 days in advance, depart on a Monday or Tuesday 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 24 October 2025.

Popular in

July

Cheapest in

February

Average price

£393
Highest demand for flights based on searches. 12% potential increase in price (£47 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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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 return 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 return flight from Copenhagen to Dulles Intl. Price data was last updated on 17 October 2025.

The best time to book flights from Copenhagen to Washington, D.C. Dulles Intl Airport is 47 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, March is the cheapest month in which you can book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport (average of £229). Flying from Copenhagen to Washington, D.C. Dulles Intl Airport in July 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 24 October 2025.

When flying from Copenhagen to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 24 October 2025.
Check out reviews from past customers who have flown with Icelandair from Copenhagen to Washington, D.C. Dulles Intl Airport 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.
Icelandair
7.1
Good
561 reviews
Check prices

Comfort

6.9

Entertainment

7.0

Food

6.2

Crew

8.1

Overall

7.1

Boarding

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
Icelandair
7.1
Good
561 reviews
Icelandair
7.1
Good
561 reviews
Check prices

Comfort

6.9

Entertainment

7.0

Food

6.2

Crew

8.1

Overall

7.1

Boarding

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

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?

    For a flight from Copenhagen to Washington, D.C. Dulles Intl, you will be flying from Kastrup Copenhagen. Kastrup Copenhagen (CPH) is just 5.0 mi from the center of the city. Kastrup Copenhagen is the only Copenhagen airport and it handles 1 outbound flight to Washington, D.C. Dulles Intl per day. 1 airline has flights to Washington, D.C. Dulles Intl from Kastrup Copenhagen on a regular basis.

  • What is the cheapest airline to fly from Copenhagen to Washington, D.C. Dulles Intl Airport round-trip?

    According to our current data, Icelandair (£282), offers the cheapest pricing from Copenhagen to Washington, D.C. Dulles Intl Airport. Icelandair is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Copenhagen to Washington, D.C. Dulles Intl Airport?

    Consider Scandinavian Airlines (57%), Delta (57%) or Air France (52%) when booking your flight. These represent the most reliable airlines when flying from Copenhagen to Washington, D.C. Dulles Intl Airport.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport (average of £229). Flying from Copenhagen to Washington, D.C. Dulles Intl Airport in July 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

Travelling 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
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
Alexandria
College Park
Tysons

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Copenhagen to Dulles Intl

Discover the top airline 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 858,174 searches. Data last updated 24 October 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£282Average£290FlexibilityNo cancel feeOn-time76%
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Copenhagen to Dulles Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Copenhagen to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Copenhagen to Dulles Intl?

Cheapflights helps you find that perfect flight to Dulles Intl from Copenhagen by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Copenhagen to Dulles Intl with no change fees?

Need flexible booking options for your flight to Dulles Intl from Copenhagen? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Copenhagen to Dulles Intl become cheaper?

Yes, Cheapflights offers price alerts on Copenhagen to Dulles Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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