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

TAP AIR PORTUGAL, Icelandair, and Air Canada are the most popular carriers operating from Washington, D.C. Dulles Intl to Kastrup Copenhagen

What airlines fly to Copenhagen?

Scandinavian Airlines, Icelandair and PLAY 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 65% 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.

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 July 2025.

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.

$155 Cheap Flights from Washington, D.C. Dulles Intl Airport to Copenhagen in 2025

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

As of July 2025, 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 10:00PM, 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 July 2025, 14 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 14% of weekly flights taking off on this day.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:30 pm - 10:35 amIAD-CPH

8h 05mnonstop

1:55 pm - 5:15 pmCPH-IAD

9h 20mnonstop

$383Scandinavian Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

5:45 pm - 11:55 amIAD-CPH

12h 10m1 stop

5:40 pm - 3:20 pmCPH-IAD

27h 40m1 stop

$406TAP AIR PORTUGAL

Find Deal

Sun, Aug 17 - Mon, Aug 25

5:45 pm - 11:55 amIAD-CPH

12h 10m1 stop

5:40 pm - 3:20 pmCPH-IAD

27h 40m1 stop

$411TAP AIR PORTUGAL

Find Deal

Sun, Aug 17 - Mon, Aug 25

5:45 pm - 4:50 pmIAD-CPH

17h 05m1 stop

5:40 pm - 3:20 pmCPH-IAD

27h 40m1 stop

$416TAP AIR PORTUGAL

Find Deal

Sun, Aug 24 - Tue, Sep 2

5:00 pm - 11:55 amIAD-CPH

12h 55m1 stop

5:40 pm - 3:20 pmCPH-IAD

27h 40m1 stop

$417TAP AIR PORTUGAL

Find Deal

Tue, Aug 19 - Tue, Aug 26

10:05 pm - 11:55 amIAD-CPH

7h 50mnonstop

5:30 pm - 7:59 pmCPH-IAD

8h 29mnonstop

$421Scandinavian Airlines

Find Deal

Thu, Oct 9 - Mon, Oct 13

8:30 pm - 10:35 amIAD-CPH

8h 05mnonstop

1:55 pm - 5:15 pmCPH-IAD

9h 20mnonstop

$430Scandinavian Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

11:15 pm - 12:55 pmIAD-CPH

31h 40m1 stop

4:45 pm - 10:10 pmCPH-IAD

11h 25m1 stop

$434Icelandair

Find Deal

Sun, Sep 21 - Sun, Sep 28

8:30 pm - 1:00 pmIAD-CPH

10h 30m1 stop

3:50 pm - 10:10 pmCPH-IAD

11h 20m1 stop

$435Icelandair

Find Deal

Sat, Oct 18 - Sun, Oct 26

7:40 pm - 8:35 pmIAD-CPH

18h 55m1 stop

6:25 am - 6:20 pmCPH-IAD

17h 55m1 stop

$436Icelandair

Find Deal

Wed, Nov 12 - Wed, Nov 19

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 17

IAD5:45 pmWashington, D.C. Dulles Intl

12h 10m

1 stop

CPH11:55 amKastrup Copenhagen

Aug 25

CPH5:40 pmKastrup Copenhagen

27h 40m

1 stop

IAD3:20 pmWashington, D.C. Dulles Intl

$406

Find similar

TAP AIR PORTUGAL

Aug 17

IAD5:45 pmWashington, D.C. Dulles Intl

12h 10m

1 stop

CPH11:55 amKastrup Copenhagen

Aug 25

CPH5:40 pmKastrup Copenhagen

27h 40m

1 stop

IAD3:20 pmWashington, D.C. Dulles Intl

$411

Find similar

TAP AIR PORTUGAL

Aug 24

IAD5:45 pmWashington, D.C. Dulles Intl

17h 05m

1 stop

CPH4:50 pmKastrup Copenhagen

Sep 2

CPH5:40 pmKastrup Copenhagen

27h 40m

1 stop

IAD3:20 pmWashington, D.C. Dulles Intl

$416

Find similar

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

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

Scandinavian Airlines

Nov 12

IAD8:30 pmWashington, D.C. Dulles Intl

8h 05m

CPH10:35 amKastrup Copenhagen

Nov 19

CPH1:55 pmKastrup Copenhagen

9h 20m

IAD5:15 pmWashington, D.C. Dulles Intl

$383

Find similar

Scandinavian Airlines

Oct 9

IAD10:05 pmWashington, D.C. Dulles Intl

7h 50m

CPH11:55 amKastrup Copenhagen

Oct 13

CPH5:30 pmKastrup Copenhagen

8h 29m

IAD7:59 pmWashington, D.C. Dulles Intl

$421

Find similar

Scandinavian Airlines

Nov 12

IAD8:30 pmWashington, D.C. Dulles Intl

8h 05m

CPH10:35 amKastrup Copenhagen

Nov 19

CPH1:55 pmKastrup Copenhagen

9h 20m

IAD5:15 pmWashington, D.C. Dulles Intl

$430

Find similar

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

Other information

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 October. Flight prices, which tend to average around $464, 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 October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $498.

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 $583. When flying out on a Saturday, 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 $695.

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 $591 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $672. 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 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 $605 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 $549 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Kastrup Copenhagen flights?

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl to Kastrup Copenhagen flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 28% 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 July 2025, prices for Washington, D.C. Dulles Intl Airport to Copenhagen flights are approximately 10% 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	$155
Fastest flight time	7h 50m
Direct flights	Every day
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 $155. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Copenhagen found on momondo in the last 72 hours is $383.

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 every day.

There is 1 airport near Copenhagen: Kastrup Copenhagen (CPH)

Search flight deals

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 July 2025.
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 Airbus A350-900, representing 17.70% of all bookings. The subsequent popular models are Boeing 787 Dreamliner at 16.75%, Boeing 787-8 Dreamliner at 11.67%, and Boeing 777-300ER at 11.25%.
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 59% of the total bookings. Other popular airlines include Icelandair with 16%, PLAY with 10%, and United Airlines with 7%.

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
PLAY	PriceFrom $272	Free Cancellation	Rating 7.0 102 reviews	Search PLAY flights
Icelandair	PriceFrom $396	Free Cancellation	Rating 7.0 514 reviews	Search Icelandair flights
SWISS	PriceFrom $414	Free Cancellation	Rating 7.5 1,655 reviews	Search SWISS flights
Scandinavian Airlines	PriceFrom $435	Free Cancellation	Rating 7.3 1,419 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $475	Free Cancellation	Rating 6.6 7,109 reviews	Search British Airways flights
Delta	PriceFrom $507	Free Cancellation	Rating 8.0 7,952 reviews	Search Delta flights
Lufthansa	PriceFrom $526	Free Cancellation	Rating 6.8 7,199 reviews	Search Lufthansa flights
United Airlines	PriceFrom $531	Free Cancellation	Rating 7.4 8,846 reviews	Search United Airlines flights
KLM	PriceFrom $561	Free Cancellation	Rating 7.8 1,372 reviews	Search KLM 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 $507. Generally, Delta has 7 flights on this route every week with an average price of $884. Delta is rated 8.0/10 by our users.
Scandinavian Airlines Flights From Washington, D.C. Dulles Intl Airport to Copenhagen
$435 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 $685, however, with flight time and availability significantly affecting the price. Scandinavian Airlines (7.3/10 from 1,418 user reviews) flies into Copenhagen from Washington, D.C. Dulles Intl Airport 7 times in an average week so prices can vary.

Kastrup

Roskilde

Why use momondo?

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.

An easier way to manage your Copenhagen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 7/15

Tue 7/22

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Denmark

Airports servicing Denmark

Fly to other destinations from Washington, D.C. Dulles Intl Airport

Flights from Washington, D.C. Dulles Intl to Tweed-New Haven

Flights from Washington, D.C. Dulles Intl to Nashville Intl

Flights from Washington, D.C. Dulles Intl to South Bend/Michiana

Flights from Washington, D.C. Dulles Intl to Wilmington New Hanover County

Flights from Washington, D.C. Dulles Intl to Asheville Regional

Flights from Washington, D.C. Dulles Intl to Savannah/Hilton Head

Cheap flights from Washington, D.C. Dulles Intl Airport to Copenhagen from $155

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

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

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

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

See travel insights to Copenhagen from

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

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?

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 to Copenhagen?

What cabin class options are available on Washington, D.C. Dulles Intl to Kastrup Copenhagen flights?

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl to Kastrup Copenhagen flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 28% 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 July 2025, prices for Washington, D.C. Dulles Intl Airport to Copenhagen flights are approximately 10% cheaper when compared to flights at the same time last year.

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

TAP AIR PORTUGAL, Icelandair, and Air Canada are the most popular carriers operating from Washington, D.C. Dulles Intl to Kastrup Copenhagen

What airlines fly to Copenhagen?

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

As of July 2025, 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 10:00PM, with 100% of flights taking off in the evening.

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

As of July 2025, 14 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 14% of weekly flights taking off on this day.

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

How far is Washington, D.C. Dulles Intl to Kastrup Copenhagen by plane?

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

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

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

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

What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Copenhagen?

What is the most popular airline 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

Traveling to a place near Copenhagen?

Why use momondo?

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

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

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

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

An easier way to manage your Copenhagen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Denmark

Airports servicing Denmark