Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. to Copenhagen from $231

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. to Copenhagen departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. to Copenhagen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:40 pm - 7:50 pm
BWI
-
CPH
18h 10m1 stop
Icelandair Logo
8:50 pm - 6:40 pm
CPH
-
BWI
27h 50m1 stop
$412Icelandair
dom., ene. 18 - vie., ene. 30
Icelandair Logo
7:40 pm - 11:45 am
BWI
-
CPH
10h 05m1 stop
Icelandair Logo
12:55 pm - 6:40 pm
CPH
-
BWI
11h 45m1 stop
$416Icelandair
sáb., ene. 17 - sáb., ene. 24
Icelandair Logo
7:40 pm - 11:45 am
BWI
-
CPH
10h 05m1 stop
Icelandair Logo
12:55 pm - 6:40 pm
CPH
-
BWI
11h 45m1 stop
$418Icelandair
mié., ene. 21 - mié., ene. 28
Icelandair Logo
7:40 pm - 7:50 pm
BWI
-
CPH
18h 10m1 stop
Icelandair Logo
12:55 pm - 6:40 pm
CPH
-
BWI
11h 45m1 stop
$419Icelandair
sáb., ene. 17 - sáb., ene. 24
Icelandair Logo
7:40 pm - 11:45 am
BWI
-
CPH
10h 05m1 stop
Icelandair Logo
6:15 am - 6:40 pm
CPH
-
BWI
18h 25m1 stop
$420Icelandair
dom., ene. 18 - dom., ene. 25
Scandinavian Airlines Logo
1:19 pm - 10:25 am
IAD
-
CPH
16h 06m2 stops
Scandinavian Airlines Logo
2:15 pm - 4:50 pm
CPH
-
IAD
8h 35mnonstop
$446Scandinavian Airlines
mié., mar. 18 - mié., abr. 1
Scandinavian Airlines Logo
12:23 pm - 7:10 am
IAD
-
CPH
12h 47m1 stop
Scandinavian Airlines Logo
1:55 pm - 5:15 pm
CPH
-
IAD
9h 20mnonstop
$454Scandinavian Airlines
mié., feb. 18 - lun., feb. 23
TAP AIR PORTUGAL Logo
10:30 pm - 11:40 pm
IAD
-
CPH
19h 10m1 stop
TAP AIR PORTUGAL Logo
12:40 pm - 9:00 pm
CPH
-
IAD
14h 20m1 stop
$455TAP AIR PORTUGAL
vie., ene. 9 - mié., feb. 25
TAP AIR PORTUGAL Logo
10:30 pm - 11:40 pm
IAD
-
CPH
19h 10m1 stop
TAP AIR PORTUGAL Logo
12:40 pm - 9:00 pm
CPH
-
IAD
14h 20m1 stop
$457TAP AIR PORTUGAL
mié., ene. 14 - mié., ene. 21
Air Canada Logo
6:00 am - 12:00 pm
DCA
-
CPH
24h 00m2 stops
Air Canada Logo
10:05 am - 10:35 pm
CPH
-
DCA
18h 30m2 stops
$507Air Canada
sáb., ene. 17 - sáb., ene. 24

Icelandair flights from Washington, D.C. to Copenhagen

Our best Icelandair deals on Washington, D.C. to Copenhagen flight tickets
Icelandair
Jan 18
BWI7:40 pmBaltimore/Washington
18h 10m
1 stop
CPH7:50 pmKastrup Copenhagen
Jan 30
CPH8:50 pmKastrup Copenhagen
27h 50m
1 stop
BWI6:40 pmBaltimore/Washington
$412
Find similar
Icelandair
Jan 17
BWI7:40 pmBaltimore/Washington
10h 05m
1 stop
CPH11:45 amKastrup Copenhagen
Jan 24
CPH12:55 pmKastrup Copenhagen
11h 45m
1 stop
BWI6:40 pmBaltimore/Washington
$416
Find similar
Icelandair
Jan 21
BWI7:40 pmBaltimore/Washington
10h 05m
1 stop
CPH11:45 amKastrup Copenhagen
Jan 28
CPH12:55 pmKastrup Copenhagen
11h 45m
1 stop
BWI6:40 pmBaltimore/Washington
$418
Find similar

United Airlines flights from Washington, D.C. to Copenhagen

Our best United Airlines deals on Washington, D.C. to Copenhagen flight tickets
United Airlines
Jan 17
IAD10:12 pmWashington, D.C. Dulles Intl
32h 13m
2 stops
CPH12:25 pmKastrup Copenhagen
Jan 20
CPH6:50 amKastrup Copenhagen
13h 45m
1 stop
IAD2:35 pmWashington, D.C. Dulles Intl
$510
Find similar
United Airlines
Apr 5
BWI6:30 amBaltimore/Washington
46h 20m
2 stops
CPH10:50 amKastrup Copenhagen
Apr 19
CPH12:25 pmKastrup Copenhagen
39h 08m
2 stops
BWI9:33 pmBaltimore/Washington
$528
Find similar
United Airlines
Apr 4
BWI3:44 pmBaltimore/Washington
18h 41m
2 stops
CPH4:25 pmKastrup Copenhagen
Apr 21
CPH12:25 pmKastrup Copenhagen
39h 08m
2 stops
BWI9:33 pmBaltimore/Washington
$529
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 832,500 searches. Data last updated diciembre 8, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

dom. 1/18

7:40 pm-7:50 pm

1 stop18h 10m

Kastrup Copenhagen

vie. 1/30

8:50 pm-6:40 pm

1 stop27h 50m

$412

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

sáb. 1/17

7:40 pm-11:45 am

1 stop10h 05m

Kastrup Copenhagen

sáb. 1/24

12:55 pm-6:40 pm

1 stop11h 45m

$416

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

mié. 1/21

7:40 pm-11:45 am

1 stop10h 05m

Kastrup Copenhagen

mié. 1/28

12:55 pm-6:40 pm

1 stop11h 45m

$418

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

sáb. 1/17

7:40 pm-7:50 pm

1 stop18h 10m

Kastrup Copenhagen

sáb. 1/24

12:55 pm-6:40 pm

1 stop11h 45m

$419

BaltimoreCopenhagen

BWI - CPH

BWICPH

Baltimore/Washington

dom. 1/18

7:40 pm-11:45 am

1 stop10h 05m

Kastrup Copenhagen

dom. 1/25

6:15 am-6:40 pm

1 stop18h 25m

$420

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

mié. 3/18

1:19 pm-10:25 am

2 stops16h 06m

Kastrup Copenhagen

mié. 4/1

2:15 pm-4:50 pm

Nonstop8h 35m

$446

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

mié. 2/18

12:23 pm-7:10 am

1 stop12h 47m

Kastrup Copenhagen

lun. 2/23

1:55 pm-5:15 pm

Nonstop9h 20m

$454

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

vie. 1/9

10:30 pm-11:40 pm

1 stop19h 10m

Kastrup Copenhagen

mié. 2/25

12:40 pm-9:00 pm

1 stop14h 20m

$455

Washington, D.C.Copenhagen

IAD - CPH

IADCPH

Washington, D.C. Dulles Intl

mié. 1/14

10:30 pm-11:40 pm

1 stop19h 10m

Kastrup Copenhagen

mié. 1/21

12:40 pm-9:00 pm

1 stop14h 20m

$457

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

sáb. 1/17

6:00 am-12:00 pm

2 stops24h 00m

Kastrup Copenhagen

sáb. 1/24

10:05 am-10:35 pm

2 stops18h 30m

$507

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Copenhagen from

How to get the cheapest flight ticket from Washington, D.C. to Copenhagen

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 typical price of a round-trip flight between Washington, D.C. and Copenhagen?

What is the cheapest month to fly to Copenhagen?

The cheapest month to fly to Copenhagen from Washington, D.C. is in February. Flight prices, which tend to average around $461, are often lower during this time because this is during the off-season. If you aren’t able to travel to Copenhagen during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $511.

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from Washington, D.C. to Copenhagen is on a Monday when prices can be found for as low as $590. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to Copenhagen for around $686.

What is the cheapest time of day to depart on your flight to Copenhagen?

Flying to Copenhagen from Washington, D.C. in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $563 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $656. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington, D.C. to Kastrup Copenhagen flight route?

Fly from Washington, D.C. Dulles Intl to Kastrup Copenhagen for the best Washington, D.C. - Kastrup Copenhagen flight prices

How far in advance should I book a flight to Copenhagen?

You are more likely to see cheaper flights to Copenhagen from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Copenhagen for around $634 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Copenhagen from Washington, D.C. for as low as $610 on momondo.

What cabin class options are available on Washington, D.C. to Kastrup Copenhagen flights?

There are 3 cabin classes available to choose from on Washington, D.C. to Kastrup Copenhagen 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. to Copenhagen flights?

You could potentially save up to 9% on your flight if you consider stops on a Washington, D.C. to Copenhagen flight.

How have Washington, D.C. to Copenhagen flight prices changed over time?

As of December 2025, prices for Washington, D.C. to Copenhagen flights are approximately 57% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Copenhagen (WAS to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Copenhagen

Best Price Found

$383

Fastest flight time

7h 50m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Copenhagen

1 airport
The best one-way flight to Copenhagen from Washington, D.C. in the past 72 hours is $383. The best round-trip flight deal from Washington, D.C. to Copenhagen found on momondo in the last 72 hours is $522.
The fastest flight from Washington, D.C. to Copenhagen takes 7h 50m
Direct flights go from Washington, D.C. to Copenhagen on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Copenhagen: Kastrup Copenhagen (CPH)
Search flight deals

  • How far is Washington, D.C. to Kastrup Copenhagen by plane?

    The straight-line distance from Washington, D.C. to Kastrup Copenhagen is 4043.4 mi. Typically, this will take 8h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. to Kastrup Copenhagen Airport?

    Prices for flights from Washington, D.C. to Kastrup Copenhagen Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Kastrup Copenhagen Airport?

  • How old do you have to be to fly from Washington, D.C. to Kastrup Copenhagen Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Kastrup Copenhagen Airport.

  • What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

    The necessary travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to Copenhagen?

  • What is the most popular airline from Washington, D.C. to Copenhagen?

Best airlines flying from Washington, D.C. to Copenhagen

Compare and see reviews for airlines that fly from Washington, D.C. to Copenhagen with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $285Free CancellationRating
7.0
103 reviews
Search PLAY flights
TAP AIR PORTUGALPriceFrom $354Free CancellationRating
7.1
2,085 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $409Free CancellationRating
7.0
588 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $444Free CancellationRating
7.4
1,602 reviews
Search Scandinavian Airlines flights
SWISSPriceFrom $493Free CancellationRating
7.5
1,807 reviews
Search SWISS flights
United AirlinesPriceFrom $536Free CancellationRating
7.4
9,089 reviews
Search United Airlines flights
LufthansaPriceFrom $578Free CancellationRating
6.8
7,618 reviews
Search Lufthansa flights
KLMPriceFrom $588Free CancellationRating
7.7
1,431 reviews
Search KLM flights
British AirwaysPriceFrom $594Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
DeltaPriceFrom $640Free CancellationRating
7.9
8,011 reviews
Search Delta flights

  • Delta Flights From Washington, D.C. to Copenhagen

    Delta is one of the most popular airlines flying from Washington, D.C. to Copenhagen, operating 4 flights/week on average for this route. A good Delta flight deal for Washington, D.C. to Copenhagen starts from $640 round-trip, up to an average price of $1,031. Our users have rated Delta at 7.9/10.

  • Scandinavian Airlines Flights From Washington, D.C. to Copenhagen

    $444 is the best Scandinavian Airlines flight deal from Washington, D.C. to Copenhagen found on momondo over the last 72 hours. The average Scandinavian Airlines ticket price found was closer to $750, however, with flight time and availability significantly affecting the price. Scandinavian Airlines (7.4/10 from 1,602 user reviews) flies into Copenhagen from Washington, D.C. 4 times in an average week so prices can vary.

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup
Roskilde

Why use momondo?

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

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 Copenhagen. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Washington, D.C. to Copenhagen with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Washington, D.C. and Copenhagen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Copenhagen right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Copenhagen now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Copenhagen and let you know when they change.

An easier way to manage your Copenhagen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
mié. 1/7
mié. 1/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Denmark