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

British Airways and Finnair 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.

£281 Cheap Flights from Copenhagen to Washington in 2026

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Find the cheapest flights from Copenhagen to Washington

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

15:20 - 22:58

CPH

SEA

16h 38m

1 stop

13:24 - 20:50

SEA

CPH

22h 26m

2 stops

£415British Airways

Tue, 1 Sep - Sun, 13 Sep

15:20 - 22:58

CPH

SEA

16h 38m

1 stop

14:05 - 20:30

SEA

CPH

21h 25m

2 stops

£418British Airways

Tue, 1 Sep - Thu, 10 Sep

07:05 - 18:25

CPH

SEA

20h 20m

1 stop

20:20 - 09:55

SEA

CPH

28h 35m

1 stop

£420British Airways

Thu, 10 Sep - Sun, 27 Sep

08:50 - 19:49

CPH

SEA

19h 59m

2 stops

17:40 - 16:15

SEA

CPH

13h 35m

1 stop

£423British Airways

Tue, 1 Sep - Sat, 5 Sep

08:50 - 18:49

CPH

SEA

18h 59m

2 stops

17:40 - 16:15

SEA

CPH

13h 35m

1 stop

£424British Airways

Tue, 1 Sep - Sat, 5 Sep

07:05 - 22:51

CPH

SEA

24h 46m

2 stops

11:32 - 20:30

SEA

CPH

23h 58m

2 stops

£424British Airways

Thu, 10 Sep - Thu, 24 Sep

10:20 - 20:02

CPH

SEA

18h 42m

2 stops

15:42 - 20:30

SEA

CPH

19h 48m

2 stops

£427British Airways

Wed, 2 Sep - Thu, 10 Sep

07:20 - 11:45

CPH

SEA

13h 25m

1 stop

23:25 - 06:20

SEA

CPH

21h 55m

1 stop

£428Icelandair

Sat, 29 Aug - Thu, 10 Sep

22:35 - 11:45

CPH

SEA

22h 10m

1 stop

19:00 - 21:45

SEA

CPH

17h 45m

1 stop

£429Icelandair

Tue, 8 Sep - Sat, 26 Sep

22:35 - 20:40

CPH

SEA

31h 05m

1 stop

19:00 - 21:45

SEA

CPH

17h 45m

1 stop

£430Icelandair

Sun, 13 Sep - Sun, 27 Sep

Delta flights from Copenhagen to State of Washington

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

Delta

15 May

CPH11:50Kastrup Copenhagen

13h 40m

1 stop

SEA16:30Seattle/Tacoma Intl

29 May

SEA13:30Seattle/Tacoma Intl

12h 55m

1 stop

CPH11:25Kastrup Copenhagen

£487

Delta

26 Apr

CPH09:25Kastrup Copenhagen

16h 05m

1 stop

SEA16:30Seattle/Tacoma Intl

3 May

SEA07:15Seattle/Tacoma Intl

18h 50m

2 stops

CPH11:05Kastrup Copenhagen

£491

Delta

24 Apr

CPH06:00Kastrup Copenhagen

19h 48m

2 stops

SEA16:48Seattle/Tacoma Intl

6 Jun

SEA17:45Seattle/Tacoma Intl

15h 30m

1 stop

CPH18:15Kastrup Copenhagen

£495

Icelandair flights from Copenhagen to State of Washington

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

Icelandair

29 Aug

CPH07:20Kastrup Copenhagen

13h 25m

1 stop

SEA11:45Seattle/Tacoma Intl

10 Sept

SEA23:25Seattle/Tacoma Intl

21h 55m

1 stop

CPH06:20Kastrup Copenhagen

£428

Icelandair

8 Sept

CPH22:35Kastrup Copenhagen

22h 10m

1 stop

SEA11:45Seattle/Tacoma Intl

26 Sept

SEA19:00Seattle/Tacoma Intl

17h 45m

1 stop

CPH21:45Kastrup Copenhagen

£429

Icelandair

13 Sept

CPH22:35Kastrup Copenhagen

31h 05m

1 stop

SEA20:40Seattle/Tacoma Intl

27 Sept

SEA19:00Seattle/Tacoma Intl

17h 45m

1 stop

CPH21:45Kastrup Copenhagen

£430

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Tue 1/9

15:20-22:58

1 stop16h 38m

Seattle/Tacoma Intl

Sun 13/9

13:24-20:50

2 stops22h 26m

£415

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Tue 1/9

15:20-22:58

1 stop16h 38m

Seattle/Tacoma Intl

Thu 10/9

14:05-20:30

2 stops21h 25m

£418

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 10/9

07:05-18:25

1 stop20h 20m

Seattle/Tacoma Intl

Sun 27/9

20:20-09:55

1 stop28h 35m

£420

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Tue 1/9

08:50-19:49

2 stops19h 59m

Seattle/Tacoma Intl

Sat 5/9

17:40-16:15

1 stop13h 35m

£423

Fastest return journey

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Tue 1/9

08:50-18:49

2 stops18h 59m

Seattle/Tacoma Intl

Sat 5/9

17:40-16:15

1 stop13h 35m

£424

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 10/9

07:05-22:51

2 stops24h 46m

Seattle/Tacoma Intl

Thu 24/9

11:32-20:30

2 stops23h 58m

£424

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Wed 2/9

10:20-20:02

2 stops18h 42m

Seattle/Tacoma Intl

Thu 10/9

15:42-20:30

2 stops19h 48m

£427

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 29/8

07:20-11:45

1 stop13h 25m

Seattle/Tacoma Intl

Thu 10/9

23:25-06:20

1 stop21h 55m

£428

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Tue 8/9

22:35-11:45

1 stop22h 10m

Seattle/Tacoma Intl

Sat 26/9

19:00-21:45

1 stop17h 45m

£429

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 13/9

22:35-20:40

1 stop31h 05m

Seattle/Tacoma Intl

Sun 27/9

19:00-21:45

1 stop17h 45m

£430

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 October is also cheap. Prices for this month can be found on momondo for an average of £440.

How far in advance should I book a flight to State of 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 £507 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 £475 on momondo.

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

Fastest flight time	13h 30m
Direct flights	Mon, Wed, Sat and Sun
Airports in State of Washington	96 airports

The fastest flight from Copenhagen to State of Washington takes 13h 30m

Direct flights go from Copenhagen to State of Washington on Monday, Wednesday, Saturday and Sunday. There are no airlines offering direct flights..

There are 96 airports in State of Washington. From Copenhagen there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

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 98.87% of the total bookings. Other popular models include Airbus A330-300 with 1.13%.

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.