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

Finnair, Icelandair, and TAP AIR PORTUGAL are the most popular carriers operating from Washington, D.C. Dulles Intl to Denmark

What airlines fly to Denmark?

Scandinavian Airlines, Icelandair and Lufthansa are the top three most popular airlines that fly to Denmark from Washington, D.C. Dulles Intl Airport according to our data. Scandinavian Airlines is the first choice among our users, with 76% of people opting to fly with this airline when traveling to Denmark. Keep in mind that there are 9 different airlines that fly to Denmark on a routine basis, so you have a few additional options to choose from.

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 Denmark.

What documentation or ID do you need to fly to Denmark?

The travel and health documents you'll need for your trip to Denmark may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denmark. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$304 Cheap Flights from Washington, D.C. Dulles Intl Airport to Denmark in 2026

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

The number of flights available between Washington, D.C. Dulles Intl Airport and Denmark is 18 per week as of June 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:20 pm - 9:45 pm

IAD

CPH

16h 25m

1 stop

7:20 am - 10:15 pm

CPH

IAD

20h 55m

1 stop

$737Icelandair

Sun, Jul 5 - Wed, Jul 15

8:30 pm - 3:55 pm

IAD

CPH

13h 25m

1 stop

7:15 am - 5:25 pm

CPH

IAD

16h 10m

1 stop

$738Multiple Airlines

Wed, Sep 23 - Mon, Sep 28

8:30 pm - 10:35 am

IAD

CPH

8h 05mnonstop

1:55 pm - 5:15 pm

CPH

IAD

9h 20mnonstop

$741Scandinavian Airlines

Thu, Nov 12 - Mon, Nov 16

10:15 pm - 8:55 am

IAD

CPH

28h 40m

2 stops

12:15 pm - 4:30 pm

CPH

IAD

34h 15m

2 stops

$743United Airlines

Wed, Aug 12 - Wed, Aug 19

5:35 pm - 5:20 pm

IAD

CPH

17h 45m

1 stop

12:15 pm - 11:50 am

CPH

IAD

29h 35m

2 stops

$744United Airlines

Sun, Aug 16 - Mon, Aug 24

8:30 pm - 8:45 pm

IAD

BLL

18h 15m

1 stop

6:15 am - 5:15 pm

BLL

IAD

17h 00m

1 stop

$747Scandinavian Airlines

Mon, Nov 9 - Thu, Nov 12

6:15 pm - 11:20 am

IAD

BLL

11h 05m

1 stop

6:00 am - 6:09 pm

BLL

IAD

18h 09m

2 stops

$755Delta

Wed, Aug 12 - Wed, Aug 19

6:10 pm - 10:00 am

IAD

AAL

9h 50m

1 stop

10:30 am - 3:35 pm

AAL

IAD

11h 05m

1 stop

$774Delta

Wed, Aug 5 - Tue, Sep 29

6:15 pm - 1:40 pm

IAD

AAL

13h 25m

2 stops

6:15 pm - 3:35 pm

AAL

IAD

27h 20m

1 stop

$808KLM

Wed, Sep 16 - Wed, Sep 30

11:44 am - 10:00 am

IAD

AAL

16h 16m

2 stops

10:30 am - 8:15 pm

AAL

IAD

15h 45m

2 stops

$842KLM

Wed, Aug 5 - Tue, Sep 29

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

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

TAP AIR PORTUGAL

Aug 22

IAD10:35 pmWashington, D.C. Dulles Intl

31h 20m

1 stop

CPH11:55 amKastrup Copenhagen

Aug 27

CPH6:05 amKastrup Copenhagen

15h 05m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

$740

TAP AIR PORTUGAL

Sep 4

IAD10:50 pmWashington, D.C. Dulles Intl

18h 15m

1 stop

CPH11:05 pmKastrup Copenhagen

Sep 10

CPH6:05 amKastrup Copenhagen

15h 05m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

$742

TAP AIR PORTUGAL

Aug 26

IAD10:35 pmWashington, D.C. Dulles Intl

12h 15m

1 stop

CPH4:50 pmKastrup Copenhagen

Sep 1

CPH5:40 pmKastrup Copenhagen

27h 30m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

$745

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

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

Scandinavian Airlines

Nov 12

IAD8:30 pmWashington, D.C. Dulles Intl

8h 05m

CPH10:35 amKastrup Copenhagen

Nov 16

CPH1:55 pmKastrup Copenhagen

9h 20m

IAD5:15 pmWashington, D.C. Dulles Intl

$741

Scandinavian Airlines

Nov 9

IAD8:30 pmWashington, D.C. Dulles Intl

18h 15m

1 stop

BLL8:45 pmBillund

Nov 12

BLL6:15 amBillund

17h 00m

1 stop

IAD5:15 pmWashington, D.C. Dulles Intl

$747

Scandinavian Airlines

Nov 9

IAD8:30 pmWashington, D.C. Dulles Intl

18h 15m

1 stop

BLL8:45 pmBillund

Nov 12

BLL6:15 amBillund

17h 00m

1 stop

IAD5:15 pmWashington, D.C. Dulles Intl

$748

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sun 7/5

11:20 pm-9:45 pm

1 stop16h 25m

Kastrup Copenhagen

Wed 7/15

7:20 am-10:15 pm

1 stop20h 55m

$737

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Wed 9/23

8:30 pm-3:55 pm

1 stop13h 25m

Kastrup Copenhagen

Mon 9/28

7:15 am-5:25 pm

1 stop16h 10m

$738

Quickest round-trip

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Thu 11/12

8:30 pm-10:35 am

Nonstop8h 05m

Kastrup Copenhagen

Mon 11/16

1:55 pm-5:15 pm

Nonstop9h 20m

$741

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Wed 8/12

10:15 pm-8:55 am

2 stops28h 40m

Kastrup Copenhagen

Wed 8/19

12:15 pm-4:30 pm

2 stops34h 15m

$743

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sun 8/16

5:35 pm-5:20 pm

1 stop17h 45m

Kastrup Copenhagen

Mon 8/24

12:15 pm-11:50 am

2 stops29h 35m

$744

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Mon 11/9

8:30 pm-8:45 pm

1 stop18h 15m

Billund

Thu 11/12

6:15 am-5:15 pm

1 stop17h 00m

$747

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 8/12

6:15 pm-11:20 am

1 stop11h 05m

Billund

Wed 8/19

6:00 am-6:09 pm

2 stops18h 09m

$755

Washington, D.C.Aalborg

IAD - AAL

IADAAL

Washington, D.C. Dulles Intl

Wed 8/5

6:10 pm-10:00 am

1 stop9h 50m

Aalborg

Tue 9/29

10:30 am-3:35 pm

1 stop11h 05m

$774

Washington, D.C.Aalborg

IAD - AAL

IADAAL

Washington, D.C. Dulles Intl

Wed 9/16

6:15 pm-1:40 pm

2 stops13h 25m

Aalborg

Wed 9/30

6:15 pm-3:35 pm

1 stop27h 20m

$808

Washington, D.C.Aalborg

IAD - AAL

IADAAL

Washington, D.C. Dulles Intl

Wed 8/5

11:44 am-10:00 am

2 stops16h 16m

Aalborg

Tue 9/29

10:30 am-8:15 pm

2 stops15h 45m

$842

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 Denmark?

In general, January is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Denmark. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $269. If you aren’t able to travel to Denmark during the month of January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $352.

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

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Denmark is on a Tuesday. Travelers who choose to depart for Denmark on a Tuesday will often find tickets for as low as $647. On the other hand, Friday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $744.

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

Flying to Denmark 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. In the evening is when there is more demand to fly to Denmark, so prices are often more expensive at around $679 per ticket.

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

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

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

You are more likely to see cheaper flights to Denmark from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Denmark for around $661 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denmark from Washington, D.C. Dulles Intl Airport for as low as $559 on momondo.

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

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl Airport to Denmark 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 Denmark flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Denmark flight.

Cheap Washington, D.C. Dulles Intl Airport to Denmark flight deals and tips

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

Best Price Found	$647
Fastest flight time	7h 50m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in Denmark	19 airports

The best one-way flight to Denmark from Washington, D.C. Dulles Intl Airport in the past 72 hours is $647. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Denmark found on momondo in the last 72 hours is $750.

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

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

There are 19 airports in Denmark. From Washington, D.C. Dulles Intl Airport there are direct flights to Kastrup Copenhagen (CPH).

Search flight deals

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

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Denmark?
Prices for flights from Washington, D.C. Dulles Intl Airport to Denmark were last updated today.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Denmark?
There are 9 operators available for flights from Washington, D.C. Dulles Intl Airport to Denmark as of June 2026.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Denmark?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 Denmark.
What documentation or ID do you need to fly to Denmark?
The travel and health documents you'll need for your trip to Denmark may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denmark. It is always advisable to seek 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 Denmark?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. Dulles Intl Airport to Denmark is Boeing 777 (26.82% of total bookings). The next most popular plane models are Airbus A350-900 (14.59%), Boeing 767-300 (14.16%), and Boeing 777-300ER (13.36%).

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

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

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $354	Free Cancellation	Rating 7.2 2,290 reviews	Search TAP AIR PORTUGAL flights
Icelandair	PriceFrom $409	Free Cancellation	Rating 7.0 680 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $465	Free Cancellation	Rating 7.4 1,844 reviews	Search Scandinavian Airlines flights
SWISS	PriceFrom $493	Free Cancellation	Rating 7.5 1,972 reviews	Search SWISS flights
United Airlines	PriceFrom $526	Free Cancellation	Rating 7.4 9,868 reviews	Search United Airlines flights
KLM	PriceFrom $527	Free Cancellation	Rating 7.8 1,530 reviews	Search KLM flights
Lufthansa	PriceFrom $538	Free Cancellation	Rating 6.8 8,086 reviews	Search Lufthansa flights
Delta	PriceFrom $578	Free Cancellation	Rating 7.8 8,423 reviews	Search Delta flights
Air France	PriceFrom $662	Free Cancellation	Rating 7.4 1,612 reviews	Search Air France flights

Why use momondo?

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

Finding the right flight to Denmark 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 Denmark quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Denmark from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Denmark from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Washington, D.C. to Denmark flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Denmark trip

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Popular cities in Denmark

Flights to Copenhagenfrom $424

Flights to Billundfrom $528

Flights to Aalborgfrom $563

Flights to Aarhusfrom $559

Flights to Sønderborgfrom $1,038

Flights to Karupfrom $1,271

Flights to Esbjergfrom $1,557

Cheap flights from Washington, D.C. Dulles Intl Airport to Denmark from $304

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

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

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

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

momondo Fare Finder

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

See travel insights to Denmark from

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

What is the cheapest month to fly to Denmark?

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

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

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

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

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

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

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

What airlines fly to Denmark?

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

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

Cheap Washington, D.C. Dulles Intl Airport to Denmark flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Denmark

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

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

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

Why use momondo?

An easier way to manage your Denmark 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

Popular cities in Denmark

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. Dulles Intl Airport flight routes

According to popular flight searches on momondo this year

Denmark flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Denmark

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Denmark

List of cabin classes available on flights landing in Denmark. Availability may vary depending on flight origin and airline.

Complete your trip to Denmark

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According to popular flight searches on momondo this year