S$348 Cheap Flights from Washington to Copenhagen

View S$348 flight on Wed, 28 Jan, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Copenhagen Airport, Kastrup (CPH)

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Cheap Flights from Washington to Copenhagen (IAD-CPH)

Prices were available within the past 7 days and start at S$348 for one-way flights and S$692 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$692 Return, found 1 day ago
S$692
Return
found 1 day ago
Select United flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$692 found 1 day ago
United
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$692 Return, found 1 day ago
S$692
Return
found 1 day ago
Select United flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$692 found 1 day ago
United
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$693 Return, found 1 day ago
S$693
Return
found 1 day ago
Select United flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$693 found 1 day ago
United
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$694 Return, found 1 day ago
S$694
Return
found 1 day ago
Select United flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$694 found 1 day ago
United
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$696 Return, found 1 day ago
S$696
Return
found 1 day ago
Select United flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$696 found 1 day ago
Air Canada
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$702 Return, found 1 day ago
S$702
Return
found 1 day ago
Select Air Canada flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$702 found 1 day ago
Air Canada
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$705 Return, found 1 day ago
S$705
Return
found 1 day ago
Select Air Canada flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$705 found 1 day ago
Swiss International Air Lines
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$713 Return, found 1 day ago
S$713
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$713 found 1 day ago
Austrian Airlines
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$717 Return, found 1 day ago
S$717
Return
found 1 day ago
Select Austrian Airlines flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$717 found 1 day ago
Delta
Thu, 19 Feb - Sun, 22 Feb
IAD
Washington
CPH
Copenhagen
S$809 Return, found 1 day ago
S$809
Return
found 1 day ago
Select Delta flight, departing Thu, 19 Feb from Washington to Copenhagen, returning Sun, 22 Feb, priced at S$809 found 1 day ago

Find the cheapest month to fly from Washington (IAD) to Copenhagen (CPH)

March is typically the cheapest month to fly

From S$399 - S$961 per traveller.

Frequently asked questions

How much is a flight from Dulles Intl. Airport to Copenhagen Airport, Kastrup?
Start packing your suitcase, because round-trip flights from Dulles Intl. Airport to Copenhagen Airport, Kastrup start from S$692. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to CPH?
Most flights can be cancelled online, but each airline has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to Kastrup Airport (CPH) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Washington Dulles Intl. Airport (IAD) to Kastrup Airport (CPH) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dulles Intl. Airport to Kastrup Airport (CPH)?
The distance is around 6,500 kilometres. Eye mask? Check. A change of clothes? Check. We recommend you pack all the essentials for this long-haul Chantilly to Kastrup flight.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Kastrup Airport (CPH)?
Offering 30 flights each month, SAS (SK) is a great choice when flying straight from IAD to CPH.
Are Washington Dulles Intl. Airport (IAD) to Copenhagen Airport, Kastrup flight tickets cheaper when they're purchased at the last minute?
Tickets from Washington Dulles Intl. Airport (IAD) to Kastrup Airport (CPH) are available up to 12 months prior to departure on Expedia. And although you may occasionally pick up fantastic last-minute deals, it's not something you should bank on. Also, booking your flights in advance means you'll have more choices — and you can avoid ending up with the dreaded middle seat! We're always updating our fares to bring you the biggest bargains, so check back often for all the latest specials.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Kastrup
Return price
S$691
Distance
6498 km
Average flight time
8 hours 5 mins

Book with confidence

Perfect flights from Washington to Copenhagen

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Washington to Copenhagen

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