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Cheap flights from Washington, D.C. Dulles Intl Airport to Denmark from $138

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 10/21. 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

Icelandair Logo
8:30 pm - 1:00 pmIAD-CPH
10h 30m1 stop
Icelandair Logo
10:35 pm - 7:20 pmCPH-IAD
26h 45m1 stop
$481Icelandair
Find Deal
Thu, Oct 2 - Wed, Oct 22
Scandinavian Airlines Logo
7:59 pm - 7:10 amIAD-CPH
29h 11m1 stop
Scandinavian Airlines Logo
12:55 pm - 7:08 pmCPH-IAD
12h 13m1 stop
$482Scandinavian Airlines
Find Deal
Thu, Nov 6 - Tue, Nov 11
Icelandair Logo
7:40 pm - 8:35 pmIAD-CPH
18h 55m1 stop
Icelandair Logo
12:55 pm - 6:30 pmCPH-IAD
11h 35m1 stop
$483Icelandair
Find Deal
Mon, Nov 3 - Tue, Nov 11
Scandinavian Airlines Logo
12:30 pm - 7:10 amIAD-CPH
12h 40m1 stop
Scandinavian Airlines Logo
12:50 pm - 11:53 amCPH-IAD
29h 03m2 stops
$485Scandinavian Airlines
Find Deal
Sun, Feb 8 - Wed, Feb 18
Icelandair Logo
11:15 pm - 10:15 pmIAD-CPH
17h 00m1 stop
Icelandair Logo
4:45 pm - 10:10 pmCPH-IAD
11h 25m1 stop
$486Icelandair
Find Deal
Sun, Sep 28 - Fri, Oct 3
United Airlines Logo
2:25 pm - 10:50 amIAD-CPH
14h 25m1 stop
United Airlines Logo
6:50 am - 3:35 pmCPH-IAD
13h 45m1 stop
$516United Airlines
Find Deal
Wed, Oct 22 - Sat, Nov 1
United Airlines Logo
10:00 pm - 6:05 pmIAD-CPH
14h 05m1 stop
United Airlines Logo
2:20 pm - 4:27 pmCPH-IAD
32h 07m2 stops
$520United Airlines
Find Deal
Sun, Nov 30 - Tue, Dec 2
Lufthansa Logo
6:00 pm - 1:20 pmIAD-BLL
13h 20m1 stop
Lufthansa Logo
6:45 am - 3:50 pmBLL-IAD
15h 05m1 stop
$524Lufthansa
Find Deal
Mon, Nov 3 - Mon, Nov 10
KLM Logo
6:05 pm - 1:50 pmIAD-BLL
13h 45m1 stop
KLM Logo
10:25 am - 4:05 pmBLL-IAD
11h 40m1 stop
$1,152KLM
Find Deal
Tue, Dec 23 - Fri, Jan 2
Lufthansa Logo
6:20 pm - 1:40 pmIAD-BLL
13h 20m2 stops
Lufthansa Logo
6:30 am - 3:50 pmBLL-IAD
15h 20m1 stop
$1,593Lufthansa
Find Deal
Tue, Dec 23 - Fri, Jan 2

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 6
IAD7:59 pmWashington, D.C. Dulles Intl
29h 11m
1 stop
CPH7:10 amKastrup Copenhagen
Nov 11
CPH12:55 pmKastrup Copenhagen
12h 13m
1 stop
IAD7:08 pmWashington, D.C. Dulles Intl
$482
Find similar
Scandinavian Airlines
Feb 8
IAD12:30 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
CPH7:10 amKastrup Copenhagen
Feb 18
CPH12:50 pmKastrup Copenhagen
29h 03m
2 stops
IAD11:53 amWashington, D.C. Dulles Intl
$485
Find similar
Scandinavian Airlines
Mar 7
IAD8:30 pmWashington, D.C. Dulles Intl
8h 05m
CPH10:35 amKastrup Copenhagen
Mar 16
CPH1:55 pmKastrup Copenhagen
9h 20m
IAD6:15 pmWashington, D.C. Dulles Intl
$487
Find similar

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
Oct 14
IAD8:45 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
CPH2:15 pmKastrup Copenhagen
Oct 28
CPH9:50 amKastrup Copenhagen
12h 50m
1 stop
IAD5:40 pmWashington, D.C. Dulles Intl
$533
Find similar
SWISS
Sep 17
IAD8:45 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
CPH2:15 pmKastrup Copenhagen
Oct 20
CPH3:05 pmKastrup Copenhagen
31h 10m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl
$622
Find similar
SWISS
Sep 17
IAD8:45 pmWashington, D.C. Dulles Intl
30h 10m
1 stop
CPH8:55 amKastrup Copenhagen
Sep 22
CPH8:10 pmKastrup Copenhagen
26h 05m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl
$623
Find similar

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 September 16, 2025.
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

Thu 10/2

8:30 pm-1:00 pm

1 stop10h 30m

Kastrup Copenhagen

Wed 10/22

10:35 pm-7:20 pm

1 stop26h 45m

$481

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Thu 11/6

7:59 pm-7:10 am

1 stop29h 11m

Kastrup Copenhagen

Tue 11/11

12:55 pm-7:08 pm

1 stop12h 13m

$482

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Mon 11/3

7:40 pm-8:35 pm

1 stop18h 55m

Kastrup Copenhagen

Tue 11/11

12:55 pm-6:30 pm

1 stop11h 35m

$483

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sun 2/8

12:30 pm-7:10 am

1 stop12h 40m

Kastrup Copenhagen

Wed 2/18

12:50 pm-11:53 am

2 stops29h 03m

$485

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sun 9/28

11:15 pm-10:15 pm

1 stop17h 00m

Kastrup Copenhagen

Fri 10/3

4:45 pm-10:10 pm

1 stop11h 25m

$486

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Wed 10/22

2:25 pm-10:50 am

1 stop14h 25m

Kastrup Copenhagen

Sat 11/1

6:50 am-3:35 pm

1 stop13h 45m

$516

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

Sun 11/30

10:00 pm-6:05 pm

1 stop14h 05m

Kastrup Copenhagen

Tue 12/2

2:20 pm-4:27 pm

2 stops32h 07m

$520

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Mon 11/3

6:00 pm-1:20 pm

1 stop13h 20m

Billund

Mon 11/10

6:45 am-3:50 pm

1 stop15h 05m

$524

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 12/23

6:05 pm-1:50 pm

1 stop13h 45m

Billund

Fri 1/2

10:25 am-4:05 pm

1 stop11h 40m

$1,152

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 12/23

6:20 pm-1:40 pm

2 stops13h 20m

Billund

Fri 1/2

6:30 am-3:50 pm

1 stop15h 20m

$1,593

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, October 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 $480. If you aren’t able to travel to Denmark 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 $506.

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 $583. 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 $684.

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 $579 when looking at flights departing in the afternoon. At noon is when there is more demand to fly to Denmark, so prices are often more expensive at around $871 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 $620 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 $550 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 28% 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

$374

Fastest flight time

7h 50m

Direct flights

Every day

Airports in Denmark

1 airport
The best one-way flight to Denmark from Washington, D.C. Dulles Intl Airport in the past 72 hours is $374. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Denmark found on momondo in the last 72 hours is $493.
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 every day.
There is 1 airport near Denmark: 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
PLAYPriceFrom $270Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom $396Free CancellationRating
7.0
544 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $438Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
SWISSPriceFrom $480Free CancellationRating
7.6
1,737 reviews
Search SWISS flights
British AirwaysPriceFrom $491Free CancellationRating
6.7
7,363 reviews
Search British Airways flights
KLMPriceFrom $507Free CancellationRating
7.8
1,386 reviews
Search KLM flights
DeltaPriceFrom $507Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
LufthansaPriceFrom $536Free CancellationRating
6.8
7,407 reviews
Search Lufthansa 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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