Cheap flights from Copenhagen to Washington, D.C. Dulles Intl Airport
CPH — IAD
30 Sep — 7 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Kastrup Copenhagen to Washington, D.C. Dulles Intl are usually found in November or February, booked 45 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Find 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 31 August 2026.
Popular in
July
Cheapest in
November
Average price
£571
Highest demand for flights based on searches. 17% potential increase in price (£76 potential increase over avg. return price).
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.
CPH-IAD
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
Prices
Delays
How far ahead should I book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport?
The best time to book flights from Copenhagen to Washington, D.C. Dulles Intl Airport is 44 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, November is the cheapest month in which you can book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport (average of £381). Flying from Copenhagen to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £617). 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 31 August 2026.
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.
How often are flights from Copenhagen to Washington, D.C. delayed?
About 16% of weekly flights between Copenhagen and Washington, D.C. have experienced delays in the past year, with the average delay time being 117 minutes.
What is the most punctual flight time for Copenhagen to Washington, D.C. flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Copenhagen to Washington, D.C. flights?
Over the past year, Scandinavian Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.
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 31 August 2026.
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.
No food or snacks. You could buy them. You could also buy ear buds.
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 2 outbound flights 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 (£278), offers the cheapest pricing from Copenhagen to Washington, D.C. Dulles Intl Airport. Icelandair is priced at 43% 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 Air France (73%), Scandinavian Airlines (73%) or Delta (73%) 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, November is the cheapest month in which you can book a flight from Copenhagen to Washington, D.C. Dulles Intl Airport (average of £381). Flying from Copenhagen to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £617). 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.
Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 August 2026.
Browse through other flights departing from Copenhagen. Flights are based on user searches made on Cheapflights and were last updated on 31 August 2026.
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 7,457,451 searches. Data last updated 31 August 2026.
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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.