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$230+ Cheap flights from Washington, D.C. (WAS) to Denmark

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — CPH
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Denmark

Cheapest flights from Washington, D.C. to Denmark
Explore the most affordable flight options available from Washington, D.C. to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/136:10 pmIAD - CPH
2 stops17h 25mLufthansa
mar. 12/1612:45 pmCPH - IAD
1 stop13h 30mLufthansa
Deal found 12/11$533
This Cheapflightsfares deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1210:20 pmIAD - CPH
2 stops27h 55mLufthansa
mar. 12/1612:45 pmCPH - IAD
1 stop13h 30mLufthansa
Deal found 12/11$537
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/115:45 pmIAD - CPH
1 stop11h 40mUnited Airlines
lun. 12/1510:10 amCPH - IAD
1 stop16h 05mUnited Airlines
Deal found 12/11$538
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1010:15 pmIAD - CPH
2 stops18h 50mSWISS
vie. 12/266:50 amCPH - IAD
1 stop15h 50mSWISS
Deal found 12/10$547
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/115:25 pmIAD - CPH
1 stop33h 35mSWISS
vie. 12/266:50 amCPH - IAD
1 stop15h 50mSWISS
Deal found 12/10$550
This KAYAK deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1210:20 pmIAD - CPH
2 stops42h 45mSWISS
mar. 12/167:55 pmCPH - IAD
1 stop25h 35mSWISS
Deal found 12/10$555
This SWISS deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:10 pmIAD - CPH
2 stops13h 50mSWISS
lun. 12/152:55 pmCPH - IAD
1 stop30h 35mSWISS
Deal found 12/11$559
This FlightHub deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1010:55 pmIAD - CPH
1 stop12h 40mMultiple Airlines
vie. 12/266:50 amCPH - IAD
1 stop15h 50mMultiple Airlines
Deal found 12/10$563
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1111:42 amBWI - CPH
2 stops15h 18mDelta
jue. 12/186:00 amCPH - BWI
2 stops19h 02mDelta
Deal found 12/10$609
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1210:20 amBWI - CPH
2 stops19h 05mUnited Airlines
vie. 12/196:55 amCPH - BWI
2 stops20h 31mUnited Airlines
Deal found 12/11$653
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/122:00 pmDCA - CPH
2 stops15h 25mUnited Airlines
vie. 12/196:55 amCPH - DCA
2 stops16h 04mUnited Airlines
Deal found 12/11$653
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/101:10 pmBWI - CPH
2 stops17h 15mUnited Airlines
vie. 12/266:55 amCPH - BWI
2 stops20h 31mUnited Airlines
Deal found 12/10$681

Find flight deals from Washington, D.C. to Denmark

Keep the following information in mind while searching for Washington, D.C. to Denmark flight deals. Data was last updated diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$371
(Ticket)

One-way from

$230
(SmartFares)

Popular in

June

Cheapest in

February

Average price

$556

Good round-trip deal

$522 or less

Good one-way deal

$383 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Kastrup Copenhagen flights.
Search Deals
From Washington, D.C. (WAS) to Denmark
Search Deals
One-way flight from Washington, D.C. (WAS) to Denmark
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Denmark.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Denmark.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Denmark that are best for you.

Fly from

Washington, D.C.

Fly to

Denmark

Route

Depart

Return

Price

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

dom. 3/22

8:40 pm-7:50 pm

1 stop18h 10m

Kastrup Copenhagen

dom. 3/29

7:20 am-7:25 pm

1 stop18h 05m

$419

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

lun. 2/2

7:40 pm-11:45 am

1 stop10h 05m

Kastrup Copenhagen

vie. 2/13

12:55 pm-6:40 pm

1 stop11h 45m

$446

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

sáb. 1/10

7:40 pm-11:45 am

1 stop10h 05m

Kastrup Copenhagen

sáb. 1/17

12:55 pm-6:40 pm

1 stop11h 45m

$450

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

dom. 1/11

7:40 pm-11:45 am

1 stop10h 05m

Kastrup Copenhagen

sáb. 1/31

12:55 pm-6:40 pm

1 stop11h 45m

$452

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

sáb. 1/10

7:40 pm-8:25 pm

1 stop18h 45m

Kastrup Copenhagen

sáb. 1/17

1:25 pm-6:30 pm

1 stop11h 05m

$454

Washington, D.C.Aarhus

IAD - AAR

IADAAR

Washington, D.C. Dulles Intl

mié. 1/28

12:23 pm-1:55 pm

2 stops19h 32m

Aarhus

dom. 2/1

6:40 pm-5:15 pm

1 stop28h 35m

$463

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

mié. 1/28

12:23 pm-10:35 am

2 stops16h 12m

Billund

dom. 2/1

9:15 pm-5:15 pm

1 stop26h 00m

$467

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

mié. 2/25

7:51 pm-11:55 pm

2 stops46h 04m

Billund

dom. 3/1

3:25 pm-5:15 pm

1 stop31h 50m

$507

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

mar. 2/24

5:00 pm-5:35 pm

2 stops42h 35m

Kastrup Copenhagen

vie. 2/27

10:10 am-7:35 pm

2 stops15h 25m

$515

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

mar. 2/24

11:06 am-10:25 am

2 stops41h 19m

Kastrup Copenhagen

vie. 2/27

12:55 pm-10:12 pm

1 stop15h 17m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Denmark

What is the cheapest month to book a flight from Washington, D.C. to Denmark?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Denmark (average of $277). Flying from Washington, D.C. to Denmark in July is currently the most expensive (average of $534). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to DK?

Find hourly flight availability from Washington, D.C. to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

One of the essential ways to save on airfare from Washington, D.C. to Denmark is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 17% on airfare.

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denmark. Reviews last updated diciembre 12, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Denmark, such as Scandinavian Airlines, United Airlines, and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,605 reviews

Entertainment

6.7

Food

6.7

Boarding

7.6

Comfort

7.3

Crew

8.0

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight
Scandinavian Airlines
7.4
Good
1,605 reviews
Scandinavian Airlines
7.4
Good
1,605 reviews

Entertainment

6.7

Food

6.7

Boarding

7.6

Comfort

7.3

Crew

8.0

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight
United Airlines
7.4
Good
9,095 reviews
Scandinavian Airlines
7.4
Good
1,605 reviews

Entertainment

6.7

Food

6.7

Boarding

7.6

Comfort

7.3

Crew

8.0

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight
Icelandair
7.0
Good
589 reviews
Scandinavian Airlines
7.4
Good
1,605 reviews

Entertainment

6.7

Food

6.7

Boarding

7.6

Comfort

7.3

Crew

8.0

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight
PLAY
7.0
Good
Scandinavian Airlines
7.4
Good
1,605 reviews

Entertainment

6.7

Food

6.7

Boarding

7.6

Comfort

7.3

Crew

8.0

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight
Lufthansa
6.8
Okay
7,626 reviews
Scandinavian Airlines
7.4
Good
1,605 reviews

Entertainment

6.7

Food

6.7

Boarding

7.6

Comfort

7.3

Crew

8.0

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. to Denmark?

    Airlines like Icelandair, Scandinavian Airlines, and United Airlines fly from Washington, D.C. to Denmark in about 18h 10m. The time it takes to get you to your destination can typically vary by up to 24h 25m. There are 4021 mi between Washington, D.C. and Denmark. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Washington, D.C. to Denmark one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $158. Icelandair flights start at $184 while deals on Scandinavian Airlines start at $277 one-way.

  • What are the most popular routes from Washington, D.C. to Denmark?

    The most popular route from Washington, D.C. to Denmark is Washington, D.C. Dulles Intl - Kastrup Copenhagen. You may also consider Washington, D.C. Reagan-National - Kastrup Copenhagen or Baltimore/Washington - Kastrup Copenhagen.

  • What are the most reliable airlines from Washington, D.C. to Denmark?

    The top 3 most reliable airlines when flying from Washington, D.C. to Denmark are Scandinavian Airlines (99%), Air France (98%) and Delta (98%).

  • What are the cheapest flights from Washington, D.C. to Denmark?

    On average you can expect to pay $1,133 for a flight from Washington, D.C. to Denmark. The cheapest flight overall is $361 while the most popular route, (Washington, D.C. Dulles Intl - Kastrup Copenhagen) is currently priced at $362.

  • Can I find deals for flights from Washington, D.C. to Denmark that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Denmark flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Denmark?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Denmark.

  • Can I find deals for business class flights from Washington, D.C. to Denmark?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Denmark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Denmark?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Denmark (average of $277). Flying from Washington, D.C. to Denmark in July is currently the most expensive (average of $534). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington, D.C. to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to Glasgow Intl flights
Reagan-National to Luton flights
Reagan-National to Bruxelles-National flights
Dulles Intl to Oslo Gardermoen flights

Top 10 airlines flying from Washington, D.C. to Denmark

Discover the top 10 airlines that operate flights from Washington, D.C. to Denmark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$285Average$462FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$354Average$433FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$409Average$583FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$444Average$704FlexibilityNo cancel feeOn-time77%
SWISSCheapest$493Average$670FlexibilityNo cancel feeOn-time79%
KLMCheapest$527Average$816FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$536Average$759FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$578Average$741FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$594Average$728FlexibilityNo cancel feeOn-time70%
DeltaCheapest$640Average$1,031FlexibilityNo cancel feeOn-timeN/A

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