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$324+ Cheap flights from Reagan-National (DCA) to Copenhagen (CPH)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CPH
Sep 3 — Sep 101
Thu 9/3
Thu 9/10
1 adult, Economy
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Cheap flight deals from Reagan-National to Copenhagen

Cheapest flights from Reagan-National to Copenhagen
Explore the most affordable flight options available from Reagan-National to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.

This oojo deal was found by Cheapflights users on 8/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:00 am -
1 stop15h 40m
Wed 9/29:25 pm -
2 stops31h 34m
Deal found 8/1$699
This Gotogate deal was found by Cheapflights users on 8/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:20 pm -
1 stop10h 35m
Wed 8/2612:15 pm -
1 stop15h 33m
Deal found 8/3$734
This Ticket deal was found by Cheapflights users on 8/4. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:10 am -
1 stop13h 35m
Wed 9/309:00 am -
1 stop13h 32m
Deal found 8/4$736
This Gotogate deal was found by Cheapflights users on 8/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:40 pm -
1 stop32h 10m
Mon 8/2412:30 pm -
1 stop11h 42m
Deal found 8/3$740
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:40 pm -
2 stops16h 10m
Mon 11/26:55 am -
2 stops14h 29m
Deal found 7/30$741
This Expedia deal was found by Cheapflights users on 8/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:00 pm -
2 stops19h 30m
Wed 11/1111:35 am -
1 stop17h 03m
Deal found 8/2$742
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Wed 12/28:45 pm -
1 stop31h 35m
Mon 12/77:15 am -
2 stops14h 09m
Deal found 8/1$743
This Expedia deal was found by Cheapflights users on 8/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:00 pm -
2 stops19h 30m
Mon 11/97:15 am -
2 stops14h 09m
Deal found 8/3$744
This Expedia deal was found by Cheapflights users on 8/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:00 pm -
2 stops13h 25m
Wed 12/166:55 am -
2 stops14h 29m
Deal found 8/1$745
This Flightnetwork deal was found by Cheapflights users on 8/2. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:40 pm -
1 stop32h 10m
Wed 10/146:20 am -
2 stops15h 20m
Deal found 8/2$746
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Tue 8/118:10 pm -
2 stops32h 40m
Mon 8/2412:15 pm -
2 stops29h 44m
Deal found 8/3$748

Find flight deals from Reagan-National to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Copenhagen (CPH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$699
(oojo)

One-way from

$324
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$742
Provider with most accurate pricing for Washington, D.C. Reagan-National-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Kastrup Copenhagen flights.
Search Deals
From Washington, D.C. Reagan-National to Kastrup Copenhagen
Search Deals
One-way flight from Washington, D.C. Reagan-National to Kastrup Copenhagen
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Copenhagen 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 August 4, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Mon 1/25

8:45 pm-10:20 am

1 stop31h 35m

Kastrup Copenhagen

Fri 1/29

11:35 am-12:19 pm

2 stops30h 44m

$749
Quickest round-trip

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Fri 8/21

4:20 pm-8:55 am

1 stop10h 35m

Kastrup Copenhagen

Wed 8/26

12:15 pm-9:48 pm

1 stop15h 33m

$752

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Mon 8/17

11:00 am-6:45 am

1 stop13h 45m

Kastrup Copenhagen

Tue 8/25

9:00 am-4:19 pm

1 stop13h 19m

$760

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 10/18

8:40 pm-10:50 am

1 stop32h 10m

Kastrup Copenhagen

Mon 11/2

7:15 am-9:59 pm

2 stops20h 44m

$762

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Thu 12/24

1:05 pm-10:20 am

2 stops15h 15m

Kastrup Copenhagen

Wed 12/30

11:35 am-6:18 pm

1 stop12h 43m

$796

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Wed 8/19

12:00 pm-11:45 am

1 stop17h 45m

Kastrup Copenhagen

Sat 8/22

9:00 am-10:59 pm

1 stop19h 59m

$810

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Mon 8/31

11:00 am-10:50 am

1 stop17h 50m

Kastrup Copenhagen

Wed 9/9

6:20 am-9:50 pm

2 stops21h 30m

$829

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/23

9:40 am-8:55 am

1 stop17h 15m

Kastrup Copenhagen

Sat 8/29

12:15 pm-10:18 am

1 stop28h 03m

$832

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Fri 9/11

6:10 am-6:45 am

1 stop18h 35m

Kastrup Copenhagen

Fri 9/18

9:00 am-10:59 pm

1 stop19h 59m

$841
Cheapest one-way
Quickest one-way

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Wed 12/16

1:20 pm-9:10 am

2 stops13h 50m

$372

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
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Compare providers for flights from Reagan-National to Copenhagen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Copenhagen in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Copenhagen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Copenhagen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Copenhagen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Copenhagen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Copenhagen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Copenhagen

Have a flexible travel schedule? Discover the best time to fly to Copenhagen from Reagan-National 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.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Copenhagen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Copenhagen from Washington, D.C. Reagan-National?

    Kastrup Copenhagen (CPH) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Copenhagen. You should not have trouble finding flights to Kastrup Copenhagen from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Copenhagen airport from Washington, D.C. Reagan-National. It is only a 5.0 mi journey from Kastrup Copenhagen (CPH) to Copenhagen’s city center.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Copenhagen?

    Airlines like United Airlines and Delta fly from Washington, D.C. Reagan-National Airport to Copenhagen in about 13h 45m. The time it takes to get you to your destination can typically vary by up to 17h 50m. Airlines will cover a distance of 4050 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Reagan-National to Copenhagen that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Copenhagen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Copenhagen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Copenhagen.

  • Can I find deals for business class flights from Reagan-National to Copenhagen?

    Yes. Cheapflights offers flight deals from Reagan-National to Copenhagen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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