Which layover airport has the shortest connection time from Washington, D.C. Dulles Intl Airport to Copenhagen?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 52m.

What airlines fly to Copenhagen?

Scandinavian Airlines, Icelandair and United Airlines are the top three most popular airlines that fly to Copenhagen from Washington, D.C. Dulles Intl Airport according to our data. Scandinavian Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Copenhagen. Keep in mind that there are 9 different airlines that fly to Copenhagen on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Washington, D.C. Dulles Intl Airport to Copenhagen?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $704.

Which layover airport has the shortest travel time from Washington, D.C. Dulles Intl Airport to Copenhagen?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 57m.

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Kastrup Copenhagen?

Icelandair, Delta, and Virgin Atlantic are the most popular carriers operating from Washington, D.C. Dulles Intl to Kastrup Copenhagen

Which airport is the most popular layover for flights between Washington, D.C. Dulles Intl Airport and Copenhagen?

Reykjavik (KEF) was the most common stop: 39% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport?

Prices for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport?

There are 9 operators available for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport as of May 2026.

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport.

What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

The necessary travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$269 Cheap Flights from Washington, D.C. Dulles Intl Airport to Copenhagen in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Copenhagen?

Prices are currently low for flights on this route. Typical prices usually range from $851 to $585. The lowest price recently found on this route was $615.

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Copenhagen on average per day?

As of May 2026, there are 2 flights per day flying from Washington, D.C. Dulles Intl Airport to Copenhagen. The most common time of day flights depart is 8:00PM, with 100% of flights taking off in the evening.

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Copenhagen on average per week?

As of May 2026, 18 flights take off from Washington, D.C. Dulles Intl Airport and land in Copenhagen each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Copenhagen

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 pm - 10:10 am

IAD

CPH

7h 50mnonstop

2:25 pm - 5:00 pm

CPH

IAD

8h 35mnonstop

$615Scandinavian Airlines

Sun, Jul 19 - Thu, Jul 23

8:40 pm - 9:35 pm

IAD

CPH

18h 55m

1 stop

5:05 pm - 6:30 pm

CPH

IAD

31h 25m

1 stop

$623Icelandair

Sat, Oct 24 - Sat, Nov 7

8:30 pm - 6:20 am

IAD

CPH

27h 50m

1 stop

12:55 pm - 6:30 pm

CPH

IAD

11h 35m

1 stop

$629Icelandair

Fri, Aug 14 - Thu, Dec 10

8:30 pm - 9:45 pm

IAD

CPH

19h 15m

1 stop

10:35 pm - 7:20 pm

CPH

IAD

26h 45m

1 stop

$630Icelandair

Mon, Oct 5 - Fri, Oct 16

5:40 pm - 2:05 am

IAD

CPH

26h 25m

1 stop

6:00 am - 8:35 pm

CPH

IAD

20h 35m

1 stop

$632TAP AIR PORTUGAL

Mon, Aug 24 - Wed, Sep 2

11:20 pm - 3:55 pm

IAD

CPH

10h 35m

1 stop

4:55 pm - 7:20 pm

CPH

IAD

32h 25m

1 stop

$635Icelandair

Wed, Sep 30 - Wed, Oct 21

8:30 pm - 3:55 pm

IAD

CPH

13h 25m

1 stop

4:55 pm - 7:20 pm

CPH

IAD

32h 25m

1 stop

$637Icelandair

Mon, Sep 21 - Wed, Sep 30

8:30 pm - 3:55 pm

IAD

CPH

13h 25m

1 stop

2:00 pm - 7:20 pm

CPH

IAD

11h 20m

1 stop

$638Icelandair

Sat, Oct 3 - Tue, Oct 13

8:30 pm - 3:55 pm

IAD

CPH

13h 25m

1 stop

4:55 pm - 10:15 pm

CPH

IAD

11h 20m

1 stop

$639Icelandair

Sat, Oct 3 - Wed, Oct 14

8:30 pm - 9:45 pm

IAD

CPH

19h 15m

1 stop

2:00 pm - 7:20 pm

CPH

IAD

11h 20m

1 stop

$640Icelandair

Thu, Oct 1 - Tue, Oct 6

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

Our best Icelandair deals on Washington, D.C. Dulles Intl Airport to Copenhagen flight tickets

Icelandair

Oct 24

IAD8:40 pmWashington, D.C. Dulles Intl

18h 55m

1 stop

CPH9:35 pmKastrup Copenhagen

Nov 7

CPH5:05 pmKastrup Copenhagen

31h 25m

1 stop

IAD6:30 pmWashington, D.C. Dulles Intl

$623

Icelandair

Aug 14

IAD8:30 pmWashington, D.C. Dulles Intl

27h 50m

1 stop

CPH6:20 amKastrup Copenhagen

Dec 10

CPH12:55 pmKastrup Copenhagen

11h 35m

1 stop

IAD6:30 pmWashington, D.C. Dulles Intl

$629

Icelandair

Oct 5

IAD8:30 pmWashington, D.C. Dulles Intl

19h 15m

1 stop

CPH9:45 pmKastrup Copenhagen

Oct 16

CPH10:35 pmKastrup Copenhagen

26h 45m

1 stop

IAD7:20 pmWashington, D.C. Dulles Intl

$630

TAP AIR PORTUGAL flights from Washington, D.C. Dulles Intl Airport to Copenhagen

Our best TAP AIR PORTUGAL deals on Washington, D.C. Dulles Intl Airport to Copenhagen flight tickets

TAP AIR PORTUGAL

Aug 24

IAD5:40 pmWashington, D.C. Dulles Intl

26h 25m

1 stop

CPH2:05 amKastrup Copenhagen

Sep 2

CPH6:00 amKastrup Copenhagen

20h 35m

1 stop

IAD8:35 pmWashington, D.C. Dulles Intl

$632

TAP AIR PORTUGAL

Aug 17

IAD10:35 pmWashington, D.C. Dulles Intl

21h 30m

1 stop

CPH2:05 amKastrup Copenhagen

Jan 17

CPH6:00 amKastrup Copenhagen

20h 35m

1 stop

IAD8:35 pmWashington, D.C. Dulles Intl

$652

TAP AIR PORTUGAL

Aug 23

IAD5:40 pmWashington, D.C. Dulles Intl

17h 10m

1 stop

CPH4:50 pmKastrup Copenhagen

Sep 2

CPH12:45 pmKastrup Copenhagen

13h 50m

1 stop

IAD8:35 pmWashington, D.C. Dulles Intl

$656

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Copenhagen that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sun 7/19

8:20 pm-10:10 am

Nonstop7h 50m

Kastrup Copenhagen

Thu 7/23

2:25 pm-5:00 pm

Nonstop8h 35m

$615

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sat 10/24

8:40 pm-9:35 pm

1 stop18h 55m

Kastrup Copenhagen

Sat 11/7

5:05 pm-6:30 pm

1 stop31h 25m

$623

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Fri 8/14

8:30 pm-6:20 am

1 stop27h 50m

Kastrup Copenhagen

Thu 12/10

12:55 pm-6:30 pm

1 stop11h 35m

$629

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Mon 10/5

8:30 pm-9:45 pm

1 stop19h 15m

Kastrup Copenhagen

Fri 10/16

10:35 pm-7:20 pm

1 stop26h 45m

$630

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Mon 8/24

5:40 pm-2:05 am

1 stop26h 25m

Kastrup Copenhagen

Wed 9/2

6:00 am-8:35 pm

1 stop20h 35m

$632

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Wed 9/30

11:20 pm-3:55 pm

1 stop10h 35m

Kastrup Copenhagen

Wed 10/21

4:55 pm-7:20 pm

1 stop32h 25m

$635

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Mon 9/21

8:30 pm-3:55 pm

1 stop13h 25m

Kastrup Copenhagen

Wed 9/30

4:55 pm-7:20 pm

1 stop32h 25m

$637

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sat 10/3

8:30 pm-3:55 pm

1 stop13h 25m

Kastrup Copenhagen

Tue 10/13

2:00 pm-7:20 pm

1 stop11h 20m

$638

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sat 10/3

8:30 pm-3:55 pm

1 stop13h 25m

Kastrup Copenhagen

Wed 10/14

4:55 pm-10:15 pm

1 stop11h 20m

$639

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Thu 10/1

8:30 pm-9:45 pm

1 stop19h 15m

Kastrup Copenhagen

Tue 10/6

2:00 pm-7:20 pm

1 stop11h 20m

$640

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Copenhagen?

What is the cheapest month to fly to Copenhagen?

The cheapest month to fly to Copenhagen from Washington, D.C. Dulles Intl Airport is in February. Flight prices, which tend to average around $538, are often lower during this time because this is during the off-season. If you aren’t able to travel to Copenhagen during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $564.

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Copenhagen is on a Monday when prices can be found for as low as $634. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Copenhagen for around $701.

What is the cheapest time of day to depart on your flight to Copenhagen?

Flying to Copenhagen from Washington, D.C. Dulles Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $479 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $658. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington, D.C. Dulles Intl to Kastrup Copenhagen flight route?

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

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Copenhagen?

You are more likely to see cheaper flights to Copenhagen from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Copenhagen for around $642 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Copenhagen from Washington, D.C. Dulles Intl Airport for as low as $573 on momondo.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Copenhagen flights?

You could potentially save up to 2% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Copenhagen flight.

How have Washington, D.C. Dulles Intl Airport to Copenhagen flight prices changed over time?

As of May 2026, prices for Washington, D.C. Dulles Intl Airport to Copenhagen flights are approximately 36% cheaper when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Copenhagen (IAD to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Copenhagen

Best Price Found	$460
Fastest flight time	7h 50m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in Copenhagen	1 airport

The best one-way flight to Copenhagen from Washington, D.C. Dulles Intl Airport in the past 72 hours is $460. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Copenhagen found on momondo in the last 72 hours is $767.

The fastest flight from Washington, D.C. Dulles Intl Airport to Copenhagen takes 7h 50m

Direct flights go from Washington, D.C. Dulles Intl Airport to Copenhagen on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Copenhagen. From Washington, D.C. Dulles Intl Airport there are direct flights to Kastrup Copenhagen (CPH).

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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Copenhagen

How far is Washington, D.C. Dulles Intl to Kastrup Copenhagen by plane?
A flight from Washington, D.C. Dulles Intl to Kastrup Copenhagen will travel around 4055.9 mi. A reasonable flight in good conditions will take 7h 50m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport?
There are 9 operators available for flights from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport as of May 2026.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Kastrup Copenhagen Airport.
What documentation or ID do you need to fly to Kastrup Copenhagen Airport?
The necessary travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Copenhagen?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. Dulles Intl Airport to Copenhagen is Boeing 777, representing 22.89% of all bookings. The subsequent popular models are Boeing 767-300 at 16.01%, Boeing 777-300ER at 13.73%, and Airbus A350-900 at 13.68%.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Copenhagen?
Based on momondo bookings for flights between Washington, D.C. Dulles Intl Airport and Copenhagen, the leading airline is Scandinavian Airlines, making up 69% of the total bookings. Other popular airlines include Icelandair with 13%, United Airlines with 6%, and Lufthansa with 5%.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Copenhagen

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Copenhagen with momondo

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $354	Free Cancellation	Rating 7.2 2,250 reviews	Search TAP AIR PORTUGAL flights
Icelandair	PriceFrom $410	Free Cancellation	Rating 7.0 653 reviews	Search Icelandair flights
SWISS	PriceFrom $493	Free Cancellation	Rating 7.6 1,942 reviews	Search SWISS flights
Scandinavian Airlines	PriceFrom $495	Free Cancellation	Rating 7.4 1,773 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $526	Free Cancellation	Rating 7.4 9,700 reviews	Search United Airlines flights
Lufthansa	PriceFrom $538	Free Cancellation	Rating 6.8 7,992 reviews	Search Lufthansa flights
Delta	PriceFrom $578	Free Cancellation	Rating 7.9 8,452 reviews	Search Delta flights
KLM	PriceFrom $613	Free Cancellation	Rating 7.8 1,514 reviews	Search KLM flights
Air France	PriceFrom $646	Free Cancellation	Rating 7.4 1,586 reviews	Search Air France flights

Delta Flights From Washington, D.C. Dulles Intl Airport to Copenhagen
The lowest priced Delta flight from Washington, D.C. Dulles Intl Airport to Copenhagen from the last 72 hours was $578. Generally, Delta has 6 flights on this route every week with an average price of $884. Delta is rated 7.9/10 by our users.
Scandinavian Airlines Flights From Washington, D.C. Dulles Intl Airport to Copenhagen
$495 is the best Scandinavian Airlines flight deal from Washington, D.C. Dulles Intl Airport to Copenhagen found on momondo over the last 72 hours. The average Scandinavian Airlines ticket price found was closer to $728, however, with flight time and availability significantly affecting the price. Scandinavian Airlines (7.4/10 from 1,773 user reviews) flies into Copenhagen from Washington, D.C. Dulles Intl Airport 6 times in an average week so prices can vary.

Kastrup

Roskilde

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Why should I use momondo to find a flight deal from Washington, D.C. to Copenhagen?

Finding the right flight to Copenhagen from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Copenhagen quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Copenhagen with flexible booking policies on momondo?

Flights from Washington, D.C. to Copenhagen with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Copenhagen?

Once you have performed a search for Washington, D.C. to Copenhagen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Copenhagen right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Copenhagen flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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

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Our best TAP AIR PORTUGAL deals on Washington, D.C. Dulles Intl Airport to Copenhagen flight tickets

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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Copenhagen

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Copenhagen?

What is the cheapest month to fly to Copenhagen?

What is the cheapest day to depart on your flight to Copenhagen?

What is the cheapest time of day to depart on your flight to Copenhagen?

What is the cheapest Washington, D.C. Dulles Intl to Kastrup Copenhagen flight route?

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Copenhagen?

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Copenhagen flights?

How have Washington, D.C. Dulles Intl Airport to Copenhagen flight prices changed over time?

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Kastrup Copenhagen?

What airlines fly to Copenhagen?

Which airport is the most popular layover for flights between Washington, D.C. Dulles Intl Airport and Copenhagen?

Which layover airport offers the lowest fares from Washington, D.C. Dulles Intl Airport to Copenhagen?

Which layover airport has the shortest travel time from Washington, D.C. Dulles Intl Airport to Copenhagen?

Which layover airport has the shortest connection time from Washington, D.C. Dulles Intl Airport to Copenhagen?

How many flights depart from Washington, D.C. Dulles Intl Airport to Copenhagen on average per day?

How many flights depart from Washington, D.C. Dulles Intl Airport to Copenhagen on average per week?

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

Cheap Washington, D.C. Dulles Intl Airport to Copenhagen (IAD to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Copenhagen

Best Price Found

Fastest flight time

Direct flights

Airports in Copenhagen

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Copenhagen

Best airlines flying from Washington, D.C. Dulles Intl Airport to Copenhagen

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Copenhagen with momondo

Delta Flights From Washington, D.C. Dulles Intl Airport to Copenhagen

Scandinavian Airlines Flights From Washington, D.C. Dulles Intl Airport to Copenhagen

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