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

KLM and Delta 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.

£331 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.

21:00 - 11:25CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

23h 25m1 stop London Heathrow

09:15 - 11:20SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

17h 05m2 stops Philadelphia London Heathrow

£471British Airways

Fri, 6 Nov - Fri, 13 Nov

06:45 - 16:50CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

19h 05m1 stop London Heathrow

09:15 - 11:35SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

17h 20m2 stops Philadelphia London Heathrow

£472British Airways

Wed, 2 Dec - Mon, 7 Dec

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

13h 55m1 stop London Heathrow

13:40 - 09:40SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

35h 00m1 stop London Heathrow

£473British Airways

Thu, 5 Nov - Thu, 19 Nov

21:00 - 11:25CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

23h 25m1 stop London Heathrow

14:07 - 17:15SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

18h 08m2 stops Dallas/Fort Worth London Heathrow

£474British Airways

Fri, 6 Nov - Fri, 13 Nov

06:30 - 20:20CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

22h 50m2 stops London Heathrow Chicago O'Hare Intl

13:40 - 22:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

24h 05m1 stop London Heathrow

£474British Airways

Thu, 5 Nov - Thu, 19 Nov

06:00 - 20:46CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

23h 46m2 stops Amsterdam Schiphol Minneapolis St Paul

15:25 - 14:40SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

14h 15m1 stop Paris Charles de Gaulle

£475Delta

Thu, 12 Nov - Wed, 25 Nov

06:30 - 20:20CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

22h 50m2 stops London Heathrow Chicago O'Hare Intl

13:40 - 22:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

24h 05m1 stop London Heathrow

£476British Airways

Thu, 5 Nov - Thu, 19 Nov

06:30 - 00:35CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

27h 05m2 stops London Heathrow Chicago O'Hare Intl

13:40 - 09:40SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

35h 00m1 stop London Heathrow

£477British Airways

Thu, 5 Nov - Thu, 19 Nov

06:30 - 20:20CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

22h 50m2 stops London Heathrow Chicago O'Hare Intl

13:40 - 22:45SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

24h 05m1 stop London Heathrow

£477British Airways

Thu, 5 Nov - Thu, 19 Nov

06:00 - 17:00CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

20h 00m2 stops Amsterdam Schiphol Vancouver Intl

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

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

£478Delta

Wed, 4 Nov - Wed, 11 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

22:35 - 20:40CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

31h 05m1 stop Reykjavik Keflavik Intl

19:10 - 14:55SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

11h 45m1 stop Reykjavik Keflavik Intl

£607Icelandair

Wed, 21 Oct - Sun, 25 Oct

06:20 - 14:22CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 02m2 stops Frankfurt am Main Vancouver Intl

15:50 - 12:25SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 35m1 stop Munich Franz Josef Strauss

£700United Airlines

Wed, 21 Oct - Sun, 25 Oct

10:10 - 21:01CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

19h 51m2 stops Frankfurt am Main San Francisco

15:50 - 12:25SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 35m1 stop Munich Franz Josef Strauss

£703United Airlines

Wed, 21 Oct - Wed, 28 Oct

12:45 - 21:04CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 19m1 stop Toronto Pearson Intl

14:50 - 13:30SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

14h 40m1 stop Frankfurt am Main

£712United Airlines

Thu, 22 Oct - Mon, 26 Oct

12:45 - 21:04CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 19m1 stop Toronto Pearson Intl

14:50 - 13:30SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

14h 40m1 stop Frankfurt am Main

£713United Airlines

Thu, 22 Oct - Mon, 26 Oct

22:35 - 20:40CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

31h 05m1 stop Reykjavik Keflavik Intl

16:55 - 14:55SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

14h 00m1 stop Reykjavik Keflavik Intl

£726Icelandair

Wed, 21 Oct - Sun, 25 Oct

06:20 - 18:32CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

21h 12m2 stops Frankfurt am Main Vancouver Intl

15:50 - 23:10SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

23h 20m1 stop Munich Franz Josef Strauss

£742United Airlines

Wed, 21 Oct - Sun, 25 Oct

06:20 - 18:32CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

21h 12m2 stops Frankfurt am Main Vancouver Intl

15:50 - 23:10SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

23h 20m1 stop Munich Franz Josef Strauss

£743United Airlines

Wed, 21 Oct - Sun, 25 Oct

07:20 - 11:35CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

13h 15m1 stop London Heathrow

19:45 - 09:40SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

29h 55m1 stop London Heathrow

£755British Airways

Wed, 21 Oct - Sun, 25 Oct

10:10 - 10:05CPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

32h 55m2 stops Frankfurt am Main Hong Kong Intl

17:04 - 20:10SEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

43h 06m3 stops Los Angeles Hong Kong Intl London Heathrow

£12,052Multiple Airlines

Wed, 21 Oct - Wed, 28 Oct

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Finnair flights from Copenhagen to State of Washington

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

Finnair

31 Oct

CPH08:55Kastrup Copenhagen

21h 02m

2 stops

SEA21:57Seattle/Tacoma Intl

13 Nov

SEA13:35Seattle/Tacoma Intl

20h 00m

2 stops

CPH18:35Kastrup Copenhagen

£591

Finnair

5 Nov

CPH06:05Kastrup Copenhagen

22h 52m

2 stops

SEA19:57Seattle/Tacoma Intl

19 Nov

SEA13:40Seattle/Tacoma Intl

19h 55m

2 stops

CPH18:35Kastrup Copenhagen

£685

Finnair

5 Nov

CPH06:05Kastrup Copenhagen

22h 52m

2 stops

SEA19:57Seattle/Tacoma Intl

19 Nov

SEA13:40Seattle/Tacoma Intl

19h 55m

2 stops

CPH18:35Kastrup Copenhagen

£686

British Airways flights from Copenhagen to State of Washington

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

British Airways

31 Oct

CPH06:10Kastrup Copenhagen

14h 15m

1 stop

SEA12:25Seattle/Tacoma Intl

13 Nov

SEA18:45Seattle/Tacoma Intl

32h 00m

1 stop

CPH11:45Kastrup Copenhagen

£470

British Airways

6 Nov

CPH21:00Kastrup Copenhagen

23h 25m

1 stop

SEA11:25Seattle/Tacoma Intl

13 Nov

SEA09:15Seattle/Tacoma Intl

17h 05m

2 stops

CPH11:20Kastrup Copenhagen

£471

British Airways

2 Dec

CPH06:45Kastrup Copenhagen

19h 05m

1 stop

SEA16:50Seattle/Tacoma Intl

7 Dec

SEA09:15Seattle/Tacoma Intl

17h 20m

2 stops

CPH11:35Kastrup Copenhagen

£472

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

Fri 6/11

21:00-11:25

1 stop23h 25m

Seattle/Tacoma Intl

Fri 13/11

09:15-11:20

2 stops17h 05m

£471

Fastest return journey

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Wed 2/12

06:45-16:50

1 stop19h 05m

Seattle/Tacoma Intl

Mon 7/12

09:15-11:35

2 stops17h 20m

£472

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 5/11

06:30-11:25

1 stop13h 55m

Seattle/Tacoma Intl

Thu 19/11

13:40-09:40

1 stop35h 00m

£473

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Fri 6/11

21:00-11:25

1 stop23h 25m

Seattle/Tacoma Intl

Fri 13/11

14:07-17:15

2 stops18h 08m

£474

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 5/11

06:30-20:20

2 stops22h 50m

Seattle/Tacoma Intl

Thu 19/11

13:40-22:45

1 stop24h 05m

£474

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/11

06:00-20:46

2 stops23h 46m

Seattle/Tacoma Intl

Wed 25/11

15:25-14:40

1 stop14h 15m

£475

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 5/11

06:30-20:20

2 stops22h 50m

Seattle/Tacoma Intl

Thu 19/11

13:40-22:45

1 stop24h 05m

£476

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 5/11

06:30-00:35

2 stops27h 05m

Seattle/Tacoma Intl

Thu 19/11

13:40-09:40

1 stop35h 00m

£477

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 5/11

06:30-20:20

2 stops22h 50m

Seattle/Tacoma Intl

Thu 19/11

13:40-22:45

1 stop24h 05m

£477

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Wed 4/11

06:00-17:00

2 stops20h 00m

Seattle/Tacoma Intl

Wed 11/11

11:30-14:40

2 stops18h 10m

£478

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 £476.

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 £552 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 £529 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	£331
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 £331. The best return flight deal from Copenhagen to State of Washington found on momondo in the last 72 hours is £471.

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 88.54% of the total bookings. Other popular models include Airbus A330-300 with 11.46%.

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.