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.

£234 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.

08:50 - 19:36

CPH

SEA

19h 46m

2 stops

13:35 - 23:20

SEA

CPH

24h 45m

1 stop

£386British Airways

Tue, 14 Apr - Thu, 28 May

08:50 - 22:38

CPH

SEA

22h 48m

2 stops

13:19 - 16:15

SEA

CPH

17h 56m

2 stops

£391Finnair

Thu, 9 Apr - Wed, 22 Apr

12:25 - 22:38

CPH

SEA

19h 13m

2 stops

13:19 - 16:15

SEA

CPH

17h 56m

2 stops

£392Finnair

Thu, 9 Apr - Wed, 22 Apr

12:25 - 22:38

CPH

SEA

19h 13m

2 stops

13:19 - 16:15

SEA

CPH

17h 56m

2 stops

£394Finnair

Thu, 23 Apr - Thu, 7 May

12:25 - 16:00

CPH

SEA

12h 35m

1 stop

13:24 - 18:40

SEA

CPH

20h 16m

2 stops

£395Finnair

Fri, 4 Sep - Fri, 18 Sep

14:00 - 17:55

CPH

SEA

12h 55m

1 stop

19:00 - 15:55

SEA

CPH

11h 55m

1 stop

£397Icelandair

Thu, 7 May - Sun, 10 May

12:25 - 22:38

CPH

SEA

19h 13m

2 stops

13:19 - 16:15

SEA

CPH

17h 56m

2 stops

£398Finnair

Thu, 9 Apr - Wed, 22 Apr

14:00 - 20:40

CPH

SEA

15h 40m

1 stop

19:00 - 15:55

SEA

CPH

11h 55m

1 stop

£399Icelandair

Thu, 7 May - Sun, 10 May

12:25 - 22:38

CPH

SEA

19h 13m

2 stops

20:20 - 20:00

SEA

CPH

14h 40m

1 stop

£405Multiple Airlines

Wed, 22 Apr - Wed, 29 Apr

06:00 - 14:42

CPH

SEA

17h 42m

2 stops

22:35 - 06:45

SEA

CPH

23h 10m

1 stop

£408Delta

Tue, 14 Apr - Fri, 8 May

Delta flights from Copenhagen to State of Washington

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

Delta

14 Apr

CPH06:00Kastrup Copenhagen

17h 42m

2 stops

SEA14:42Seattle/Tacoma Intl

8 May

SEA22:35Seattle/Tacoma Intl

23h 10m

1 stop

CPH06:45Kastrup Copenhagen

£408

Delta

14 Apr

CPH06:00Kastrup Copenhagen

22h 05m

2 stops

SEA19:05Seattle/Tacoma Intl

28 May

SEA09:30Seattle/Tacoma Intl

16h 35m

2 stops

CPH11:05Kastrup Copenhagen

£410

Delta

24 Mar

CPH06:00Kastrup Copenhagen

18h 47m

2 stops

SEA16:47Seattle/Tacoma Intl

30 Mar

SEA18:40Seattle/Tacoma Intl

13h 25m

1 stop

CPH17:05Kastrup Copenhagen

£420

Finnair flights from Copenhagen to State of Washington

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

Finnair

9 Apr

CPH08:50Kastrup Copenhagen

22h 48m

2 stops

SEA22:38Seattle/Tacoma Intl

22 Apr

SEA13:19Seattle/Tacoma Intl

17h 56m

2 stops

CPH16:15Kastrup Copenhagen

£391

Finnair

9 Apr

CPH12:25Kastrup Copenhagen

19h 13m

2 stops

SEA22:38Seattle/Tacoma Intl

22 Apr

SEA13:19Seattle/Tacoma Intl

17h 56m

2 stops

CPH16:15Kastrup Copenhagen

£392

Finnair

23 Apr

CPH12:25Kastrup Copenhagen

19h 13m

2 stops

SEA22:38Seattle/Tacoma Intl

7 May

SEA13:19Seattle/Tacoma Intl

17h 56m

2 stops

CPH16:15Kastrup Copenhagen

£394

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Tue 14/4

08:50-19:36

2 stops19h 46m

Seattle/Tacoma Intl

Thu 28/5

13:35-23:20

1 stop24h 45m

£386

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 9/4

08:50-22:38

2 stops22h 48m

Seattle/Tacoma Intl

Wed 22/4

13:19-16:15

2 stops17h 56m

£391

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 9/4

12:25-22:38

2 stops19h 13m

Seattle/Tacoma Intl

Wed 22/4

13:19-16:15

2 stops17h 56m

£392

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 23/4

12:25-22:38

2 stops19h 13m

Seattle/Tacoma Intl

Thu 7/5

13:19-16:15

2 stops17h 56m

£394

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 4/9

12:25-16:00

1 stop12h 35m

Seattle/Tacoma Intl

Fri 18/9

13:24-18:40

2 stops20h 16m

£395

Fastest return journey

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 7/5

14:00-17:55

1 stop12h 55m

Seattle/Tacoma Intl

Sun 10/5

19:00-15:55

1 stop11h 55m

£397

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 9/4

12:25-22:38

2 stops19h 13m

Seattle/Tacoma Intl

Wed 22/4

13:19-16:15

2 stops17h 56m

£398

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 7/5

14:00-20:40

1 stop15h 40m

Seattle/Tacoma Intl

Sun 10/5

19:00-15:55

1 stop11h 55m

£399

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Wed 22/4

12:25-22:38

2 stops19h 13m

Seattle/Tacoma Intl

Wed 29/4

20:20-20:00

1 stop14h 40m

£405

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Tue 14/4

06:00-14:42

2 stops17h 42m

Seattle/Tacoma Intl

Fri 8/5

22:35-06:45

1 stop23h 10m

£408

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 £432.

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 £498 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 £467 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 98.55% of the total bookings. Other popular models include Airbus A330-300 with 1.45%.

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.