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

Finnair and British Airways 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.

£252 Cheap Flights from Copenhagen to Washington in 2026

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Find the cheapest flights from Copenhagen to Washington

Round-trip

One-way

Direct

Cheap return flights

Enter your travel dates to find the best prices.

07:20 - 20:40

CPH

SEA

22h 20m

1 stop

19:00 - 21:45

SEA

CPH

17h 45m

1 stop

£382Icelandair

Wed, 1 Apr - Sun, 12 Apr

19:50 - 12:30

CPH

SEA

24h 40m

1 stop

06:53 - 18:35

SEA

CPH

27h 42m

2 stops

£385Multiple Airlines

Thu, 19 Mar - Thu, 26 Mar

16:55 - 20:40

CPH

SEA

12h 45m

1 stop

19:00 - 15:55

SEA

CPH

11h 55m

1 stop

£388Icelandair

Wed, 29 Apr - Sun, 10 May

13:00 - 12:30

CPH

SEA

31h 30m

2 stops

06:53 - 18:35

SEA

CPH

27h 42m

2 stops

£390Finnair

Thu, 19 Mar - Thu, 26 Mar

19:50 - 12:30

CPH

SEA

24h 40m

1 stop

06:53 - 12:15

SEA

CPH

21h 22m

2 stops

£391Multiple Airlines

Thu, 19 Mar - Thu, 26 Mar

07:20 - 20:40

CPH

SEA

22h 20m

1 stop

19:00 - 23:45

SEA

CPH

19h 45m

1 stop

£394Icelandair

Sun, 3 May - Fri, 8 May

13:00 - 12:30

CPH

SEA

31h 30m

2 stops

06:53 - 16:15

SEA

CPH

25h 22m

2 stops

£396Finnair

Thu, 19 Mar - Thu, 26 Mar

14:15 - 11:40

CPH

SEA

30h 25m

1 stop

14:15 - 17:00

SEA

CPH

17h 45m

1 stop

£400Delta

Sun, 15 Feb - Mon, 23 Feb

14:15 - 11:40

CPH

SEA

30h 25m

1 stop

09:45 - 11:15

SEA

CPH

16h 30m

2 stops

£403Delta

Sun, 15 Feb - Mon, 23 Feb

14:15 - 11:40

CPH

SEA

30h 25m

1 stop

06:00 - 09:00

SEA

CPH

18h 00m

2 stops

£404Delta

Sun, 15 Feb - Mon, 23 Feb

United Airlines flights from Copenhagen to State of Washington

Our best United Airlines deals on Copenhagen to State of Washington flight tickets

United Airlines

1 May

CPH06:30Kastrup Copenhagen

14h 50m

1 stop

SEA12:20Seattle/Tacoma Intl

8 May

SEA09:55Seattle/Tacoma Intl

23h 05m

2 stops

CPH18:00Kastrup Copenhagen

£461

United Airlines

3 Apr

CPH06:30Kastrup Copenhagen

14h 50m

1 stop

SEA12:20Seattle/Tacoma Intl

9 Apr

SEA08:00Seattle/Tacoma Intl

17h 50m

1 stop

CPH10:50Kastrup Copenhagen

£464

United Airlines

1 Mar

CPH06:50Kastrup Copenhagen

24h 53m

2 stops

SEA22:43Seattle/Tacoma Intl

17 Mar

SEA15:00Seattle/Tacoma Intl

13h 15m

1 stop

CPH12:15Kastrup Copenhagen

£465

Delta flights from Copenhagen to State of Washington

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

Delta

11 Feb

CPH06:00Kastrup Copenhagen

14h 40m

1 stop

SEA11:40Seattle/Tacoma Intl

30 Mar

SEA07:20Seattle/Tacoma Intl

16h 55m

2 stops

CPH09:15Kastrup Copenhagen

£399

Delta

15 Feb

CPH14:15Kastrup Copenhagen

30h 25m

1 stop

SEA11:40Seattle/Tacoma Intl

23 Feb

SEA14:15Seattle/Tacoma Intl

17h 45m

1 stop

CPH17:00Kastrup Copenhagen

£400

Delta

15 Feb

CPH14:15Kastrup Copenhagen

30h 25m

1 stop

SEA11:40Seattle/Tacoma Intl

23 Feb

SEA09:45Seattle/Tacoma Intl

16h 30m

2 stops

CPH11:15Kastrup Copenhagen

£403

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

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Wed 1/4

07:20-20:40

1 stop22h 20m

Seattle/Tacoma Intl

Sun 12/4

19:00-21:45

1 stop17h 45m

£382

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 19/3

19:50-12:30

1 stop24h 40m

Seattle/Tacoma Intl

Thu 26/3

06:53-18:35

2 stops27h 42m

£385

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Wed 29/4

16:55-20:40

1 stop12h 45m

Seattle/Tacoma Intl

Sun 10/5

19:00-15:55

1 stop11h 55m

£388

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 19/3

13:00-12:30

2 stops31h 30m

Seattle/Tacoma Intl

Thu 26/3

06:53-18:35

2 stops27h 42m

£390

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 19/3

19:50-12:30

1 stop24h 40m

Seattle/Tacoma Intl

Thu 26/3

06:53-12:15

2 stops21h 22m

£391

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 3/5

07:20-20:40

1 stop22h 20m

Seattle/Tacoma Intl

Fri 8/5

19:00-23:45

1 stop19h 45m

£394

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 19/3

13:00-12:30

2 stops31h 30m

Seattle/Tacoma Intl

Thu 26/3

06:53-16:15

2 stops25h 22m

£396

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 15/2

14:15-11:40

1 stop30h 25m

Seattle/Tacoma Intl

Mon 23/2

14:15-17:00

1 stop17h 45m

£400

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 15/2

14:15-11:40

1 stop30h 25m

Seattle/Tacoma Intl

Mon 23/2

09:45-11:15

2 stops16h 30m

£403

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 15/2

14:15-11:40

1 stop30h 25m

Seattle/Tacoma Intl

Mon 23/2

06:00-09:00

2 stops18h 00m

£404

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 February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £396.

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 £473 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 £433 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, 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, 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 97.35% of the total bookings. Other popular models include Airbus A330-300 with 2.65%.

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.