Cheap flights from Copenhagen to Washington, D.C. from $370

The month of April is, on average, the cheapest month to fly to Washington, D.C. from Copenhagen, with most prices found around $608. If you’re not able to fly to Washington, D.C. in April, then November is your next best option. Flight prices from Copenhagen to Washington, D.C. during November average around $625.

On average, the least expensive day to fly to Washington, D.C. from Copenhagen is on a Saturday. momondo users have found tickets for Saturday departures for as low as $687. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Copenhagen to Washington, D.C. for around $843.

In the afternoon is the cheapest time of day to fly from Copenhagen to Washington, D.C. when you can find flight prices for as low as $688. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $773. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Kastrup Copenhagen to Washington, D.C. Dulles Intl for the best Kastrup Copenhagen - Washington, D.C. flight prices

You are more likely to see cheaper flights to Washington, D.C. from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $690 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Copenhagen for as low as $557 on momondo.

There are 2 cabin classes available to choose from on Copenhagen to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 9% on your flight if you consider stops on a Copenhagen to Washington, D.C. flight.

As of October 2026, prices for Copenhagen to Washington, D.C. flights are approximately 49% more expensive when compared to flights at the same time last year.

Historically, on average around 17% of flights between Copenhagen and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Scandinavian Airlines have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

Reykjavik (KEF) was the most common stop: 46% of momondo users choosing 1-stop flights on this route connected there.

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $561.

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 11h 37m.

Lisbon (LIS) has the shortest average layover time for this route: 1h 23m.