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Cheap flights from Washington, D.C. Reagan-National Airport to Denmark from $341

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. Reagan-National Airport to Denmark departing on 8/17. 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. Reagan-National Airport to Denmark

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 am - 10:50 am
DCA
-
CPH
17h 50m
1 stop
Multiple Airlines Logo
1:55 pm - 11:02 pm
CPH
-
DCA
15h 07m
2 stops
$752Multiple Airlines
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
7:06 pm - 3:55 pm
DCA
-
CPH
14h 49m
2 stops
Multiple Airlines Logo
12:25 pm - 10:57 pm
CPH
-
DCA
16h 32m
2 stops
$753Multiple Airlines
Sun, Oct 11 - Fri, Oct 16
Air Canada Logo
6:00 am - 8:55 am
DCA
-
CPH
20h 55m
1 stop
Air Canada Logo
12:15 pm - 10:18 am
CPH
-
DCA
28h 03m
1 stop
$754Air Canada
Tue, Aug 18 - Wed, Aug 26
United Airlines Logo
4:20 pm - 8:55 am
DCA
-
CPH
10h 35m
1 stop
United Airlines Logo
11:35 am - 7:57 pm
CPH
-
DCA
14h 22m
1 stop
$759United Airlines
Fri, Aug 14 - Thu, Dec 10
Air Canada Logo
12:40 pm - 8:55 am
DCA
-
CPH
14h 15m
2 stops
Air Canada Logo
11:35 am - 12:19 pm
CPH
-
DCA
30h 44m
2 stops
$760Air Canada
Fri, Aug 14 - Thu, Dec 10
Scandinavian Airlines Logo
12:55 pm - 7:00 am
DCA
-
CPH
12h 05m
1 stop
Scandinavian Airlines Logo
2:20 pm - 10:59 pm
CPH
-
DCA
14h 39m
1 stop
$761Scandinavian Airlines
Wed, Jul 8 - Mon, Jul 13
Scandinavian Airlines Logo
12:59 pm - 7:00 am
DCA
-
CPH
12h 01m
1 stop
Scandinavian Airlines Logo
2:20 pm - 11:21 pm
CPH
-
DCA
15h 01m
1 stop
$765Scandinavian Airlines
Wed, Jun 3 - Wed, Jun 10
United Airlines Logo
6:00 am - 10:00 am
DCA
-
BLL
22h 00m
2 stops
United Airlines Logo
6:00 am - 9:50 pm
BLL
-
DCA
21h 50m
2 stops
$798United Airlines
Sat, Sep 5 - Fri, Sep 18
British Airways Logo
2:59 pm - 8:35 pm
DCA
-
BLL
47h 36m
2 stops
British Airways Logo
12:30 pm - 11:02 pm
BLL
-
DCA
16h 32m
2 stops
$802British Airways
Sat, Sep 5 - Sat, Sep 12
British Airways Logo
6:00 am - 12:05 pm
DCA
-
BLL
24h 05m
2 stops
British Airways Logo
2:45 pm - 7:58 am
BLL
-
DCA
23h 13m
2 stops
$849British Airways
Wed, Sep 2 - Fri, Sep 11

KLM flights from Washington, D.C. Reagan-National Airport to Denmark

Our best KLM deals on Washington, D.C. Reagan-National Airport to Denmark flight tickets
KLM
Sep 7
DCA11:00 amWashington, D.C. Reagan-National
13h 45m
1 stop
CPH6:45 amKastrup Copenhagen
Sep 17
CPH1:55 pmKastrup Copenhagen
14h 17m
1 stop
DCA10:12 pmWashington, D.C. Reagan-National
$792
KLM
May 9
DCA6:59 pmWashington, D.C. Reagan-National
34h 46m
1 stop
CPH11:45 amKastrup Copenhagen
May 22
CPH2:45 pmKastrup Copenhagen
14h 39m
2 stops
DCA11:24 pmWashington, D.C. Reagan-National
$806
KLM
May 7
DCA11:00 amWashington, D.C. Reagan-National
13h 45m
1 stop
CPH6:45 amKastrup Copenhagen
May 11
CPH1:55 pmKastrup Copenhagen
14h 05m
1 stop
DCA10:00 pmWashington, D.C. Reagan-National
$862

Air Canada flights from Washington, D.C. Reagan-National Airport to Denmark

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Denmark flight tickets
Air Canada
Aug 18
DCA6:00 amWashington, D.C. Reagan-National
20h 55m
1 stop
CPH8:55 amKastrup Copenhagen
Aug 26
CPH12:15 pmKastrup Copenhagen
28h 03m
1 stop
DCA10:18 amWashington, D.C. Reagan-National
$754
Air Canada
Aug 14
DCA12:40 pmWashington, D.C. Reagan-National
14h 15m
2 stops
CPH8:55 amKastrup Copenhagen
Dec 10
CPH11:35 amKastrup Copenhagen
30h 44m
2 stops
DCA12:19 pmWashington, D.C. Reagan-National
$760
Air Canada
Aug 17
DCA12:40 pmWashington, D.C. Reagan-National
38h 15m
2 stops
CPH8:55 amKastrup Copenhagen
Aug 23
CPH12:45 pmKastrup Copenhagen
27h 33m
2 stops
DCA10:18 amWashington, D.C. Reagan-National
$762

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 May 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Denmark 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

Wed 9/9

11:00 am-10:50 am

1 stop17h 50m

Kastrup Copenhagen

Mon 9/14

1:55 pm-11:02 pm

2 stops15h 07m

$752

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 10/11

7:06 pm-3:55 pm

2 stops14h 49m

Kastrup Copenhagen

Fri 10/16

12:25 pm-10:57 pm

2 stops16h 32m

$753

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Tue 8/18

6:00 am-8:55 am

1 stop20h 55m

Kastrup Copenhagen

Wed 8/26

12:15 pm-10:18 am

1 stop28h 03m

$754
Quickest round-trip

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Fri 8/14

4:20 pm-8:55 am

1 stop10h 35m

Kastrup Copenhagen

Thu 12/10

11:35 am-7:57 pm

1 stop14h 22m

$759

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Fri 8/14

12:40 pm-8:55 am

2 stops14h 15m

Kastrup Copenhagen

Thu 12/10

11:35 am-12:19 pm

2 stops30h 44m

$760

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Wed 7/8

12:55 pm-7:00 am

1 stop12h 05m

Kastrup Copenhagen

Mon 7/13

2:20 pm-10:59 pm

1 stop14h 39m

$761

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Wed 6/3

12:59 pm-7:00 am

1 stop12h 01m

Kastrup Copenhagen

Wed 6/10

2:20 pm-11:21 pm

1 stop15h 01m

$765

Washington, D.C.Billund

DCA - BLL

DCABLL

Washington, D.C. Reagan-National

Sat 9/5

6:00 am-10:00 am

2 stops22h 00m

Billund

Fri 9/18

6:00 am-9:50 pm

2 stops21h 50m

$798

Washington, D.C.Billund

DCA - BLL

DCABLL

Washington, D.C. Reagan-National

Sat 9/5

2:59 pm-8:35 pm

2 stops47h 36m

Billund

Sat 9/12

12:30 pm-11:02 pm

2 stops16h 32m

$802

Washington, D.C.Billund

DCA - BLL

DCABLL

Washington, D.C. Reagan-National

Wed 9/2

6:00 am-12:05 pm

2 stops24h 05m

Billund

Fri 9/11

2:45 pm-7:58 am

2 stops23h 13m

$849

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. Reagan-National 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, November is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Denmark. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Denmark during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $0.

Cheap Washington, D.C. Reagan-National Airport to Denmark flight deals and tips

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

Fastest flight time

10h 35m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Denmark takes 10h 35m
There are no direct flights from Washington, D.C. Reagan-National Airport to Denmark. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Denmark.
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Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Denmark

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Denmark?

    Prices for flights from Washington, D.C. Reagan-National Airport to Denmark were last updated today.

  • How old do you have to be to fly from Washington, D.C. Reagan-National 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. Reagan-National 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Denmark. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Denmark flights to just show those with flexible booking policies.

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

Once all potential Washington, D.C. to Denmark flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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