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Cheap flights from Copenhagen to Washington, D.C. from $366

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Copenhagen to Washington, D.C. departing on 10/15. 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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Cheap round-trip flights

Icelandair Logo
4:45 pm - 7:20 pmCPH-IAD
32h 35m1 stop
Icelandair Logo
8:30 pm - 9:45 pmIAD-CPH
19h 15m1 stop
$426Icelandair
Find Deal
Fri, Oct 3 - Sun, Oct 19
Icelandair Logo
4:45 pm - 7:20 pmCPH-IAD
32h 35m1 stop
Icelandair Logo
8:30 pm - 9:45 pmIAD-CPH
19h 15m1 stop
$427Icelandair
Find Deal
Fri, Oct 3 - Sun, Oct 19
TAP AIR PORTUGAL Logo
12:40 pm - 3:15 pmCPH-IAD
32h 35m1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 11:45 pmIAD-CPH
24h 15m1 stop
$456TAP AIR PORTUGAL
Find Deal
Wed, Nov 5 - Sat, Nov 15
TAP AIR PORTUGAL Logo
6:00 am - 3:15 pmCPH-IAD
15h 15m1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 5:35 pmIAD-CPH
18h 05m1 stop
$459TAP AIR PORTUGAL
Find Deal
Thu, Nov 27 - Sat, Dec 6
Lufthansa Logo
9:35 am - 3:50 pmCPH-IAD
12h 15m1 stop
Lufthansa Logo
11:55 pm - 5:35 pmIAD-CPH
12h 40m1 stop
$465Lufthansa
Find Deal
Thu, Oct 16 - Wed, Oct 29
British Airways Logo
9:45 pm - 6:54 pmCPH-IAD
27h 09m2 stops
British Airways Logo
4:34 pm - 8:05 pmIAD-CPH
21h 31m2 stops
$499British Airways
Find Deal
Mon, Oct 20 - Thu, Nov 13
British Airways Logo
8:05 pm - 7:21 pmCPH-IAD
29h 16m2 stops
British Airways Logo
8:10 pm - 10:45 pmIAD-CPH
20h 35m2 stops
$500British Airways
Find Deal
Wed, Nov 12 - Thu, Jan 8
Lufthansa Logo
12:30 pm - 9:15 pmCPH-IAD
13h 45m1 stop
Lufthansa Logo
6:00 pm - 12:00 pmIAD-CPH
12h 00m1 stop
$502Lufthansa
Find Deal
Thu, Oct 30 - Thu, Nov 6
United Airlines Logo
6:50 am - 2:35 pmCPH-IAD
13h 45m1 stop
United Airlines Logo
5:25 pm - 2:10 pmIAD-CPH
14h 45m1 stop
$506United Airlines
Find Deal
Wed, Nov 12 - Tue, Jan 6
United Airlines Logo
2:30 pm - 9:15 pmCPH-IAD
11h 45m1 stop
United Airlines Logo
8:45 pm - 2:15 pmIAD-CPH
11h 30m1 stop
$507United Airlines
Find Deal
Fri, Mar 13 - Mon, May 11

Icelandair flights from Copenhagen to Washington, D.C. Dulles Intl Airport

Our best Icelandair deals on Copenhagen to Washington, D.C. Dulles Intl Airport flight tickets
Icelandair
Oct 3
CPH4:45 pmKastrup Copenhagen
32h 35m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
Oct 19
IAD8:30 pmWashington, D.C. Dulles Intl
19h 15m
1 stop
CPH9:45 pmKastrup Copenhagen
$426
Find similar
Icelandair
Oct 3
CPH4:45 pmKastrup Copenhagen
32h 35m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
Oct 19
IAD8:30 pmWashington, D.C. Dulles Intl
19h 15m
1 stop
CPH9:45 pmKastrup Copenhagen
$427
Find similar
Icelandair
Oct 21
CPH10:35 pmKastrup Copenhagen
26h 45m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
Nov 4
IAD7:40 pmWashington, D.C. Dulles Intl
10h 05m
1 stop
CPH11:45 amKastrup Copenhagen
$428
Find similar

British Airways flights from Copenhagen to Washington, D.C. Dulles Intl Airport

Our best British Airways deals on Copenhagen to Washington, D.C. Dulles Intl Airport flight tickets
British Airways
Oct 20
CPH9:45 pmKastrup Copenhagen
27h 09m
2 stops
IAD6:54 pmWashington, D.C. Dulles Intl
Nov 13
IAD4:34 pmWashington, D.C. Dulles Intl
21h 31m
2 stops
CPH8:05 pmKastrup Copenhagen
$499
Find similar
British Airways
Nov 12
CPH8:05 pmKastrup Copenhagen
29h 16m
2 stops
IAD7:21 pmWashington, D.C. Dulles Intl
Jan 8
IAD8:10 pmWashington, D.C. Dulles Intl
20h 35m
2 stops
CPH10:45 pmKastrup Copenhagen
$500
Find similar
British Airways
Mar 10
CPH10:30 amKastrup Copenhagen
18h 24m
2 stops
IAD11:54 pmWashington, D.C. Dulles Intl
May 11
IAD8:20 pmWashington, D.C. Dulles Intl
21h 05m
2 stops
CPH11:25 pmKastrup Copenhagen
$501
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Copenhagen to Washington, D.C. Dulles Intl Airport 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 Copenhagen to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Fri 10/3

4:45 pm-7:20 pm

1 stop32h 35m

Washington, D.C. Dulles Intl

Sun 10/19

8:30 pm-9:45 pm

1 stop19h 15m

$426

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Fri 10/3

4:45 pm-7:20 pm

1 stop32h 35m

Washington, D.C. Dulles Intl

Sun 10/19

8:30 pm-9:45 pm

1 stop19h 15m

$427

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Wed 11/5

12:40 pm-3:15 pm

1 stop32h 35m

Washington, D.C. Dulles Intl

Sat 11/15

5:30 pm-11:45 pm

1 stop24h 15m

$456

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 11/27

6:00 am-3:15 pm

1 stop15h 15m

Washington, D.C. Dulles Intl

Sat 12/6

5:30 pm-5:35 pm

1 stop18h 05m

$459

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 10/16

9:35 am-3:50 pm

1 stop12h 15m

Washington, D.C. Dulles Intl

Wed 10/29

11:55 pm-5:35 pm

1 stop12h 40m

$465

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Mon 10/20

9:45 pm-6:54 pm

2 stops27h 09m

Washington, D.C. Dulles Intl

Thu 11/13

4:34 pm-8:05 pm

2 stops21h 31m

$499

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Wed 11/12

8:05 pm-7:21 pm

2 stops29h 16m

Washington, D.C. Dulles Intl

Thu 1/8

8:10 pm-10:45 pm

2 stops20h 35m

$500

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Thu 10/30

12:30 pm-9:15 pm

1 stop13h 45m

Washington, D.C. Dulles Intl

Thu 11/6

6:00 pm-12:00 pm

1 stop12h 00m

$502

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Wed 11/12

6:50 am-2:35 pm

1 stop13h 45m

Washington, D.C. Dulles Intl

Tue 1/6

5:25 pm-2:10 pm

1 stop14h 45m

$506

CopenhagenWashington, D.C.

CPH - IAD

CPHIAD

Kastrup Copenhagen

Fri 3/13

2:30 pm-9:15 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Mon 5/11

8:45 pm-2:15 pm

1 stop11h 30m

$507

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 Washington, D.C. from

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

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 Washington, D.C. Dulles Intl Airport?

In general, November is the cheapest month to fly from Copenhagen to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $478. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport 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 $481.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Monday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $345. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Copenhagen to Washington, D.C. Dulles Intl Airport for around $711.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Copenhagen in the morning is the least expensive time of day to depart. momondo users have found prices as low as $506 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $746 on average. Flights to Washington, D.C. Dulles Intl Airport from Copenhagen in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $574 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Copenhagen for as low as $489 on momondo.

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

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

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

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

As of September 2025, prices for Copenhagen to Washington, D.C. Dulles Intl Airport flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Copenhagen to Washington, D.C. Dulles Intl Airport

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

Cheap Copenhagen to Washington, D.C. Dulles Intl Airport (CPH to IAD) flight deals and tips

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

Best Price Found

$650

Fastest flight time

8h 29m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Copenhagen in the past 72 hours is $650. The best round-trip flight deal from Copenhagen to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $786.
The fastest flight from Copenhagen to Washington, D.C. Dulles Intl Airport takes 8h 29m
Direct flights go from Copenhagen to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

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

    There are 4055.9 mi between Kastrup Copenhagen and Washington, D.C. Dulles Intl. By plane, this route typically takes 11h 20m.

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

    Prices for flights from Kastrup Copenhagen Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kastrup Copenhagen Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport. 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 Copenhagen to Washington, D.C. Dulles Intl Airport?

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

Best airlines flying from Copenhagen to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Copenhagen to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $403Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
United AirlinesPriceFrom $417Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $456Free CancellationRating
7.4
1,484 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $470Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights

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

    The lowest priced Scandinavian Airlines flight from Copenhagen to Washington, D.C. Dulles Intl Airport from the last 72 hours was $456. Generally, Scandinavian Airlines has 7 flights on this route every week with an average price of $668. Scandinavian Airlines is rated 7.4/10 by our users.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg

Why use momondo?

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

It is quick and easy to find Copenhagen to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

momondo does allow users to show only those flights to Washington, D.C. from Copenhagen which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Copenhagen and Washington, D.C. 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 Copenhagen to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Copenhagen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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