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Cheap Flights from Washington D.C. (IAD) to Copenhagen (CPH)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Washington Dulles to Copenhagen flight deals

      Find the cheapest month or even day of the year to fly to Copenhagen

      Book the best Copenhagen fare with no extra fees

      Flight deals from Washington Dulles to Copenhagen

      Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Copenhagen? Find the lowest prices on one-way and return tickets right here.
      Copenhagen.$674 per passenger.Departing Wed, 10 Dec, returning Wed, 17 Dec.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Wed, 10 Dec, arriving in Copenhagen.Inbound indirect flight with TAP Air Portugal, departs from Copenhagen on Wed, 17 Dec, arriving in Washington Dulles.Price includes taxes and charges.From $674, select.
      Copenhagen.$675 per passenger.Departing Wed, 12 Nov, returning Wed, 19 Nov.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Wed, 12 Nov, arriving in Copenhagen.Inbound indirect flight with TAP Air Portugal, departs from Copenhagen on Wed, 19 Nov, arriving in Washington Dulles.Price includes taxes and charges.From $675, select.
      Copenhagen.$681 per passenger.Departing Thu, 27 Nov, returning Thu, 4 Dec.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Thu, 27 Nov, arriving in Copenhagen.Inbound indirect flight with Icelandair, departs from Copenhagen on Thu, 4 Dec, arriving in Washington Dulles.Price includes taxes and charges.From $681, select.
      Copenhagen.$681 per passenger.Departing Sun, 26 Oct, returning Sun, 2 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Sun, 26 Oct, arriving in Copenhagen.Inbound indirect flight with Icelandair, departs from Copenhagen on Sun, 2 Nov, arriving in Washington Dulles.Price includes taxes and charges.From $681, select.
      Copenhagen.$688 per passenger.Departing Tue, 10 Mar, returning Tue, 24 Mar.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Tue, 10 Mar, arriving in Copenhagen.Inbound indirect flight with TAP Air Portugal, departs from Copenhagen on Tue, 24 Mar, arriving in Washington Dulles.Price includes taxes and charges.From $688, select.
      Copenhagen.$700 per passenger.Departing Wed, 8 Oct, returning Wed, 15 Oct.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Wed, 8 Oct, arriving in Copenhagen.Inbound indirect flight with Icelandair, departs from Copenhagen on Wed, 15 Oct, arriving in Washington Dulles.Price includes taxes and charges.From $700, select.
      Copenhagen.$711 per passenger.Departing Mon, 8 Sep, returning Sat, 4 Oct.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Mon, 8 Sep, arriving in Copenhagen.Inbound indirect flight with Icelandair, departs from Copenhagen on Sat, 4 Oct, arriving in Washington Dulles.Price includes taxes and charges.From $711, select.
      Copenhagen.$711 per passenger.Departing Tue, 3 Feb, returning Sat, 14 Feb.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Tue, 3 Feb, arriving in Copenhagen.Inbound indirect flight with TAP Air Portugal, departs from Copenhagen on Sat, 14 Feb, arriving in Washington Dulles.Price includes taxes and charges.From $711, select.

      Find the cheapest month to fly from Washington Dulles to Copenhagen

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Copenhagen flights are currently cheapest in December.
      Aug
      from $721
      Sep
      from $721
      Oct
      from $700
      Nov
      from $675
      Dec
      from $674
      Jan
      from $736
      Feb
      from $711
      Mar
      from $688
      Apr
      from $723
      May
      from $735
      Jun
      from $909
      Jul
      from $1,031

      Direct flights from Washington Dulles to Copenhagen

      Washington Dulles to Copenhagen: Alternative routes

      Compare routes from Washington Dulles to Copenhagen below. You may find an airport to fly into that's cheaper, faster, or easier than Copenhagen.

      Washington D.C. to Copenhagen: Flight information

      The things to know before you go.
      Cheapest flight found$674
      Cheapest month to flyDecember
      Average flight time7 hrs, 58 mins
      Most popular airlineScandinavian Airlines
      Average flights per week11

      Finding cheap flights from Washington Dulles to Copenhagen: Frequently asked questions

      The best price we found for a return flight from Washington Dulles to Copenhagen is $674. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      7 hours and 58 minutes is the average flight time from Washington Dulles to Copenhagen.
      Scandinavian Airlines and Delta fly direct from Washington Dulles to Copenhagen.
      As of August 2025, there are 11 flights per week flying from Washington Dulles to Copenhagen.
      The cheapest month to fly from Washington Dulles to Copenhagen is usually December.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Copenhagen Airport on Wednesday, 10 December 2025.
      Yes – the average flight time is 7 hours and 58 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Copenhagen but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Copenhagen is around 40 days in advance, so don’t leave your flight to the last minute.
      Currently, TAP Air Portugal and Scandinavian Airlines offer the cheapest flight tickets to Copenhagen.

      Flying from Washington Dulles International Airport (IAD) to Copenhagen Airport (CPH): what you need to know

      • Jump on a direct flight from Washington Dulles International Airport to Copenhagen Airport and you'll be travelling for an average of 8 hours 5 minutes.

      • Copenhagen's timezone is UTC+1, which makes Copenhagen five hours ahead of Washington DC.

      • You can choose from eight weekly Washington Dulles International Airport to Copenhagen Airport flights. The 17:10 departure with SAS is the earliest flight available. SAS operates the last service of the day at 18:10.

      • To ensure you catch your IAD to CPH flight, allow plenty of time for things like baggage drop and finding your gate. Arriving two hours before international departures and an hour before domestic flights is the general travel rule.

      • Flying during a peak month such as April? Major public holidays and other popular seasons can result in longer lines at airport checkpoints. Play things extra safe and arrive up to four hours ahead of an international flight and two hours before domestic departures.

      • SAS offers direct flights from Washington Dulles International Airport to Copenhagen Airport. Book with this popular carrier, then get ready to discover the sights in Copenhagen — and maybe even more of Denmark if time allows.

      • The airline with the highest booking volume on this route is SAS.

      • SAS leads the way as the most punctual carrier for IAD to CPH flights, with 80.0% of its services landing as scheduled.

      • If you'd like to break up your flight, just deselect 'Direct flights only' when searching for your ticket from Washington Dulles International Airport to Copenhagen Airport. Here are the most popular stopovers between IAD and CPH:

        • Keflavik International Airport

        • Philadelphia International Airport

        • London Heathrow Airport

      How to find the cheapest flights from Washington Dulles International Airport (IAD) to Copenhagen Airport (CPH)

      • $252 is the best price for a one-way Washington Dulles International Airport to Copenhagen Airport flight. A return flight starts from $674. These prices can change depending on availability.

      • To get cheap tickets from IAD to CPH, book your journey 11 months before your departure.

      • October is the cheapest month for flights from Washington Dulles International Airport to Copenhagen Airport. If you need to travel during a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

      • Save time searching for cheap flights from IAD to CPH by creating a Price Alert. You'll get an email or push notification on the app when a special offer becomes available.

      • Tailor your trip with filters. Pick your ideal departure and arrival times, airlines and total journey duration. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from Washington Dulles International Airport to Copenhagen Airport.

      Handy information about Washington Dulles International Airport (IAD)

      • You'll find IAD at 1 Saarinen Circle.

      • When it comes to Washington Dulles International Airport's on-time performance, 74.39% of flights stick to their scheduled arrival time.

      • Central Washington DC to Washington Dulles International Airport is around 56 kilometres. Depending on traffic, it'll take you about 50 minutes to get there if you're catching a cab, ride-sharing or driving.

      • Catching public transport? Expect a journey time of around 3 hours 25 minutes.

      • Catching an early flight from Washington Dulles International Airport to Copenhagen Airport? Avoid the stress of rushing to the airport (and sneak in some extra snooze time) by picking one of these hotels near IAD:

      Arriving at Copenhagen Airport (CPH)

      • Consider booking a hotel near CPH if you're taking a late Washington Dulles International Airport to Copenhagen Airport flight. Settle into one of these accommodation options and skip the long transfer after landing:

      • Pick up a Copenhagen Airport rental car and explore Copenhagen and beyond with your own wheels. Keddy By Europcar, Europcar and Sixt are popular outlets to choose from here.

      • To get the lowest price, book your ride from Copenhagen Airport about four weeks ahead.

      Getting from Copenhagen Airport (CPH) to central Copenhagen

      • Copenhagen Airport to central Copenhagen has a drive time of around 20 minutes. It's approximately 11 kilometres away.

      • Travelling to the centre on public transport takes about 35 minutes.

      When to fly to Copenhagen Airport (CPH)

      • It's time to choose your trip dates for your flight from Washington Dulles International Airport to Copenhagen Airport. June is the busiest month to head to Copenhagen. If you'd like a more low-key vibe, go in January.

      • The warmest month in Copenhagen is July, with temperatures ranging between 13ºC (55ºF) and 23ºC (73ºF). Lock in your flights from Washington Dulles International Airport to Copenhagen Airport in this month if you enjoy this type of weather.

      • If you like cooler conditions, search for a cheap ticket from IAD to CPH in February. Temperatures average between -4ºC (25ºF) and 6ºC (43ºF) then.

      Explore more of Denmark

      • You've done Copenhagen, now it's time to explore other corners of Denmark. Travel about 145 kilometres west to Odense to tick off its top sights. From Hermes (gud for handlende) vandskulptur to Det gamle vandtårn and Rose Garden, you'll have a packed itinerary ahead.

      • Aalborg is another sought-after destination in Denmark and is around 225 kilometres north-west of Copenhagen. No journey is complete without seeing Aalborg Historical Museum, Utzon Centre and Kunsten Museum of Modern Art Aalborg.

      Plan the rest of your trip from Washington D.C. to Copenhagen

      Prices shown on this page are estimated lowest prices only. Found in the last 45 days.