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Cheap flights from Washington, D.C. Dulles Intl Airport to Denmark from $208

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Denmark departing on 3/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Denmark

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:40 pm - 7:50 pm
IAD
-
CPH
18h 10m
1 stop
Icelandair Logo
8:50 pm - 7:30 pm
CPH
-
IAD
27h 40m
1 stop
$477Icelandair
Wed, Mar 4 - Mon, Mar 16
Icelandair Logo
7:40 pm - 5:15 am
IAD
-
CPH
27h 35m
1 stop
Icelandair Logo
8:50 pm - 7:30 pm
CPH
-
IAD
27h 40m
1 stop
$478Icelandair
Tue, Mar 3 - Mon, Mar 16
Icelandair Logo
7:40 pm - 5:15 am
IAD
-
CPH
27h 35m
1 stop
Icelandair Logo
9:25 pm - 7:30 pm
CPH
-
IAD
27h 05m
1 stop
$479Icelandair
Tue, Mar 3 - Sun, Mar 8
Scandinavian Airlines Logo
8:20 pm - 10:10 am
IAD
-
CPH
7h 50mnonstop
Scandinavian Airlines Logo
2:15 pm - 4:50 pm
CPH
-
IAD
8h 35mnonstop
$482Scandinavian Airlines
Fri, Apr 3 - Mon, Apr 13
Scandinavian Airlines Logo
8:20 pm - 10:35 am
IAD
-
BLL
32h 15m
1 stop
Scandinavian Airlines Logo
6:15 pm - 4:50 pm
BLL
-
IAD
28h 35m
1 stop
$517Scandinavian Airlines
Sat, Apr 4 - Sun, Apr 12
KLM Logo
12:23 pm - 9:40 am
IAD
-
BLL
15h 17m
2 stops
KLM Logo
6:00 am - 4:05 pm
BLL
-
IAD
16h 05m
1 stop
$537KLM
Wed, Feb 11 - Tue, Feb 17
United Airlines Logo
5:15 pm - 10:00 am
IAD
-
BLL
10h 45m
1 stop
United Airlines Logo
10:15 am - 3:50 pm
BLL
-
IAD
11h 35m
1 stop
$540United Airlines
Wed, Feb 11 - Tue, Feb 17
KLM Logo
12:23 pm - 9:40 am
IAD
-
BLL
15h 17m
2 stops
KLM Logo
6:00 am - 4:28 pm
BLL
-
IAD
16h 28m
2 stops
$547KLM
Wed, Feb 11 - Tue, Feb 17
United Airlines Logo
9:55 am - 2:00 pm
IAD
-
BLL
22h 05m
2 stops
United Airlines Logo
6:00 am - 9:11 pm
BLL
-
IAD
21h 11m
2 stops
$553United Airlines
Thu, Apr 23 - Sat, May 2
Lufthansa Logo
5:55 pm - 2:00 pm
IAD
-
BLL
14h 05m
1 stop
Lufthansa Logo
6:00 am - 4:05 pm
BLL
-
IAD
16h 05m
1 stop
$588Lufthansa
Thu, Apr 23 - Sat, May 2

British Airways flights from Washington, D.C. Dulles Intl Airport to Denmark

Our best British Airways deals on Washington, D.C. Dulles Intl Airport to Denmark flight tickets
British Airways
Feb 11
IAD9:45 pmWashington, D.C. Dulles Intl
13h 35m
1 stop
CPH5:20 pmKastrup Copenhagen
Feb 16
CPH6:45 amKastrup Copenhagen
14h 50m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$492
British Airways
May 26
IAD10:25 pmWashington, D.C. Dulles Intl
15h 25m
1 stop
BLL7:50 pmBillund
Jun 5
BLL2:45 pmBillund
11h 35m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$690

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

Our best SWISS deals on Washington, D.C. Dulles Intl Airport to Denmark flight tickets
SWISS
Mar 5
IAD8:30 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
CPH2:00 pmKastrup Copenhagen
Mar 12
CPH9:50 amKastrup Copenhagen
12h 50m
1 stop
IAD5:40 pmWashington, D.C. Dulles Intl
$495
SWISS
Feb 8
IAD8:30 pmWashington, D.C. Dulles Intl
20h 35m
1 stop
CPH11:05 pmKastrup Copenhagen
Feb 16
CPH7:55 pmKastrup Copenhagen
26h 45m
1 stop
IAD4:40 pmWashington, D.C. Dulles Intl
$509
SWISS
Feb 10
IAD8:30 pmWashington, D.C. Dulles Intl
11h 40m
1 stop
CPH2:10 pmKastrup Copenhagen
Feb 16
CPH2:55 pmKastrup Copenhagen
31h 45m
1 stop
IAD4:40 pmWashington, D.C. Dulles Intl
$517

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Denmark that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
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

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Wed 3/4

7:40 pm-7:50 pm

1 stop18h 10m

Kastrup Copenhagen

Mon 3/16

8:50 pm-7:30 pm

1 stop27h 40m

$477

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Tue 3/3

7:40 pm-5:15 am

1 stop27h 35m

Kastrup Copenhagen

Mon 3/16

8:50 pm-7:30 pm

1 stop27h 40m

$478

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Tue 3/3

7:40 pm-5:15 am

1 stop27h 35m

Kastrup Copenhagen

Sun 3/8

9:25 pm-7:30 pm

1 stop27h 05m

$479

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Fri 4/3

8:20 pm-10:10 am

Nonstop7h 50m

Kastrup Copenhagen

Mon 4/13

2:15 pm-4:50 pm

Nonstop8h 35m

$482

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Sat 4/4

8:20 pm-10:35 am

1 stop32h 15m

Billund

Sun 4/12

6:15 pm-4:50 pm

1 stop28h 35m

$517

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 2/11

12:23 pm-9:40 am

2 stops15h 17m

Billund

Tue 2/17

6:00 am-4:05 pm

1 stop16h 05m

$537

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 2/11

5:15 pm-10:00 am

1 stop10h 45m

Billund

Tue 2/17

10:15 am-3:50 pm

1 stop11h 35m

$540

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 2/11

12:23 pm-9:40 am

2 stops15h 17m

Billund

Tue 2/17

6:00 am-4:28 pm

2 stops16h 28m

$547

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Thu 4/23

9:55 am-2:00 pm

2 stops22h 05m

Billund

Sat 5/2

6:00 am-9:11 pm

2 stops21h 11m

$553

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Thu 4/23

5:55 pm-2:00 pm

1 stop14h 05m

Billund

Sat 5/2

6:00 am-4:05 pm

1 stop16h 05m

$588

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denmark from

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

What is the cheapest month to fly to Denmark?

In general, February 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 $516. If you aren’t able to travel to Denmark during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $567.

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 Monday. Travelers who choose to depart for Denmark on a Monday will often find tickets for as low as $612. On the other hand, Saturday 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 $699.

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 $597 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 $658 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 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 $642 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 $615 on momondo.

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

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl 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 25% 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

$384

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 $384. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Denmark found on momondo in the last 72 hours is $512.
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. The only airline offering direct flights is Scandinavian Airlines.
There are 19 airports in Denmark. From Washington, D.C. Dulles Intl Airport there are direct flights to Kastrup Copenhagen (CPH).
Search flight deals

  • 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?

  • 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?

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 PORTUGALPriceFrom $354Free CancellationRating
7.1
2,130 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $413Free CancellationRating
7.1
606 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $460Free CancellationRating
7.3
1,674 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $489Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
SWISSPriceFrom $493Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
LufthansaPriceFrom $513Free CancellationRating
6.8
7,756 reviews
Search Lufthansa flights
KLMPriceFrom $525Free CancellationRating
7.7
1,443 reviews
Search KLM flights
United AirlinesPriceFrom $535Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
Air FrancePriceFrom $571Free CancellationRating
7.4
1,528 reviews
Search Air France flights
DeltaPriceFrom $701Free CancellationRating
7.9
8,127 reviews
Search Delta 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.

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Find better results for your trip to Denmark

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