What is the cheapest airline that flies from Kastrup Copenhagen to Washington?

British Airways, KLM, and Icelandair are the most popular carriers operating from Kastrup Copenhagen to Washington

When did momondo last update prices for flights from Kastrup Copenhagen Airport to Washington?

Prices for flights from Kastrup Copenhagen Airport to Washington were last updated today.

How old do you have to be to fly from Kastrup Copenhagen Airport to Washington?

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 Kastrup Copenhagen Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£347 Cheap Flights from Copenhagen to Washington in 2026/27

Find the cheapest flights from Copenhagen to Washington

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

08:15 - 17:00CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 45m1 stop Reykjavik Keflavik Intl

14:35 - 11:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

£469Icelandair

Thu, 3 Dec - Mon, 7 Dec

08:15 - 17:00CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 45m1 stop Reykjavik Keflavik Intl

14:35 - 11:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

£469Icelandair

Thu, 3 Dec - Mon, 7 Dec

15:55 - 20:40CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

12h 45m1 stop Reykjavik Keflavik Intl

15:40 - 12:55SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 15m1 stop Reykjavik Keflavik Intl

£470Icelandair

Mon, 22 Mar - Tue, 30 Mar

08:15 - 17:00CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 45m1 stop Reykjavik Keflavik Intl

14:35 - 11:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

£471Icelandair

Thu, 12 Nov - Mon, 16 Nov

08:15 - 17:00CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 45m1 stop Reykjavik Keflavik Intl

14:35 - 11:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

£472Icelandair

Thu, 3 Dec - Mon, 7 Dec

12:55 - 18:00CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

13h 05m1 stop Reykjavik Keflavik Intl

19:00 - 16:10SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

£472Icelandair

Wed, 17 Mar - Thu, 1 Apr

06:00 - 11:47CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 47m1 stop Amsterdam Schiphol

11:30 - 14:40SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

18h 10m2 stops Salt Lake City Paris Charles de Gaulle

£475Delta

Thu, 12 Nov - Thu, 26 Nov

12:20 - 16:50CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

13h 30m1 stop London Heathrow

09:15 - 19:40SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

25h 25m2 stops Philadelphia London Heathrow

£475British Airways

Wed, 2 Dec - Sun, 13 Dec

06:30 - 11:25CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

13h 55m1 stop London Heathrow

10:33 - 22:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

27h 12m2 stops Chicago O'Hare Intl London Heathrow

£476British Airways

Thu, 12 Nov - Thu, 26 Nov

06:00 - 11:47CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 47m1 stop Amsterdam Schiphol

14:05 - 16:40SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

17h 35m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

£477Delta

Thu, 12 Nov - Wed, 25 Nov

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Delta flights from Copenhagen to State of Washington

Our best Delta deals on Copenhagen to State of Washington flight tickets

Delta

12 Nov

CPH06:00Kastrup Copenhagen

14h 47m

1 stop

SEA11:47Seattle/Tacoma Intl

26 Nov

SEA11:30Seattle/Tacoma Intl

18h 10m

2 stops

CPH14:40Kastrup Copenhagen

£475

Delta

12 Nov

CPH06:00Kastrup Copenhagen

14h 47m

1 stop

SEA11:47Seattle/Tacoma Intl

25 Nov

SEA14:05Seattle/Tacoma Intl

17h 35m

2 stops

CPH16:40Kastrup Copenhagen

£477

Delta

12 Nov

CPH12:05Kastrup Copenhagen

18h 53m

2 stops

SEA21:58Seattle/Tacoma Intl

26 Nov

SEA11:30Seattle/Tacoma Intl

18h 10m

2 stops

CPH14:40Kastrup Copenhagen

£478

British Airways flights from Copenhagen to State of Washington

Our best British Airways deals on Copenhagen to State of Washington flight tickets

British Airways

2 Dec

CPH12:20Kastrup Copenhagen

13h 30m

1 stop

SEA16:50Seattle/Tacoma Intl

13 Dec

SEA09:15Seattle/Tacoma Intl

25h 25m

2 stops

CPH19:40Kastrup Copenhagen

£475

British Airways

12 Nov

CPH06:30Kastrup Copenhagen

13h 55m

1 stop

SEA11:25Seattle/Tacoma Intl

26 Nov

SEA10:33Seattle/Tacoma Intl

27h 12m

2 stops

CPH22:45Kastrup Copenhagen

£476

British Airways

12 Nov

CPH06:30Kastrup Copenhagen

13h 55m

1 stop

SEA11:25Seattle/Tacoma Intl

26 Nov

SEA10:33Seattle/Tacoma Intl

27h 12m

2 stops

CPH22:45Kastrup Copenhagen

£478

momondo Fare Finder

Use the filters below to find and compare flights from Copenhagen to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 3/12

08:15-17:00

1 stop17h 45m

Seattle/Tacoma Intl

Mon 7/12

14:35-11:45

1 stop12h 10m

£469

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 3/12

08:15-17:00

1 stop17h 45m

Seattle/Tacoma Intl

Mon 7/12

14:35-11:45

1 stop12h 10m

£469

Fastest return journey

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Mon 22/3

15:55-20:40

1 stop12h 45m

Seattle/Tacoma Intl

Tue 30/3

15:40-12:55

1 stop12h 15m

£470

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/11

08:15-17:00

1 stop17h 45m

Seattle/Tacoma Intl

Mon 16/11

14:35-11:45

1 stop12h 10m

£471

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 3/12

08:15-17:00

1 stop17h 45m

Seattle/Tacoma Intl

Mon 7/12

14:35-11:45

1 stop12h 10m

£472

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Wed 17/3

12:55-18:00

1 stop13h 05m

Seattle/Tacoma Intl

Thu 1/4

19:00-16:10

1 stop12h 10m

£472

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/11

06:00-11:47

1 stop14h 47m

Seattle/Tacoma Intl

Thu 26/11

11:30-14:40

2 stops18h 10m

£475

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Wed 2/12

12:20-16:50

1 stop13h 30m

Seattle/Tacoma Intl

Sun 13/12

09:15-19:40

2 stops25h 25m

£475

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/11

06:30-11:25

1 stop13h 55m

Seattle/Tacoma Intl

Thu 26/11

10:33-22:45

2 stops27h 12m

£476

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/11

06:00-11:47

1 stop14h 47m

Seattle/Tacoma Intl

Wed 25/11

14:05-16:40

2 stops17h 35m

£477

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Copenhagen to State of Washington

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

Prices

Airlines

What is the cheapest month to fly to State of Washington?

If you aren’t able to travel to State of Washington during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £478.

What is the cheapest Kastrup Copenhagen to Washington flight route?

Fly from Kastrup Copenhagen to Seattle/Tacoma Intl for the best Kastrup Copenhagen - Washington flight prices

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

You are more likely to see cheaper flights to State of Washington from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around £550 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Copenhagen for as low as £513 on momondo.

What cabin class options are available on Copenhagen to State of Washington flights?

There are 2 cabin classes available to choose from on Copenhagen to State of Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Copenhagen to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Copenhagen to State of Washington

Best price found	£347
Fastest flight time	9h 40m
Direct flights	None

The best one-way flight to State of Washington from Copenhagen in the past 72 hours is £347. The best return flight deal from Copenhagen to State of Washington found on momondo in the last 72 hours is £469.

The fastest flight from Copenhagen to State of Washington takes 9h 40m

There are no direct flights from Copenhagen to State of Washington. There are no popular flight routes from Copenhagen to State of Washington.

Search flight deals

Frequently asked questions about flying from Copenhagen to Washington

When did momondo last update prices for flights from Kastrup Copenhagen Airport to Washington?
Prices for flights from Kastrup Copenhagen Airport to Washington were last updated today.
How old do you have to be to fly from Kastrup Copenhagen Airport to Washington?
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 Kastrup Copenhagen Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington 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. 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 State of Washington?
Based on momondo bookings for flights between Copenhagen and State of Washington, the leading plane model is Airbus A350-900, making up 87.98% of the total bookings. Other popular models include Airbus A330-300 with 12.02%.

Why use momondo?

Why should I use momondo to find a flight deal from Copenhagen to Washington?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Copenhagen to Washington for you.

Can I find flights from Copenhagen to Washington with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington 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?

momondo provides multiple filters to help you find the best flight to Washington from Copenhagen. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Washington from Copenhagen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.