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.

£298 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.

16:55 - 20:40

CPH

SEA

12h 45m

1 stop

19:00 - 12:55

SEA

CPH

32h 55m

1 stop

£404Icelandair

Thu, 17 Sep - Sat, 3 Oct

12:25 - 16:00

CPH

SEA

12h 35m

1 stop

20:20 - 23:10

SEA

CPH

17h 50m

2 stops

£408Finnair

Fri, 11 Sep - Sat, 26 Sep

16:55 - 20:40

CPH

SEA

12h 45m

1 stop

19:00 - 21:45

SEA

CPH

17h 45m

1 stop

£411Icelandair

Thu, 1 Oct - Mon, 5 Oct

08:50 - 19:49

CPH

SEA

19h 59m

2 stops

18:50 - 19:00

SEA

CPH

15h 10m

1 stop

£413British Airways

Sat, 3 Oct - Tue, 3 Nov

08:50 - 18:49

CPH

SEA

18h 59m

2 stops

11:42 - 14:20

SEA

CPH

17h 38m

2 stops

£414British Airways

Sat, 3 Oct - Tue, 3 Nov

12:25 - 23:50

CPH

SEA

20h 25m

2 stops

17:40 - 18:40

SEA

CPH

16h 00m

1 stop

£414Finnair

Sat, 5 Sep - Fri, 18 Sep

07:05 - 11:35

CPH

SEA

13h 30m

1 stop

06:23 - 15:40

SEA

CPH

24h 17m

2 stops

£416British Airways

Thu, 1 Oct - Mon, 5 Oct

08:50 - 18:49

CPH

SEA

18h 59m

2 stops

20:20 - 23:10

SEA

CPH

17h 50m

2 stops

£417Finnair

Wed, 9 Sep - Wed, 23 Sep

22:35 - 11:45

CPH

SEA

22h 10m

1 stop

19:00 - 23:45

SEA

CPH

19h 45m

1 stop

£417Icelandair

Mon, 7 Sep - Fri, 2 Oct

07:00 - 20:02

CPH

SEA

22h 02m

2 stops

11:32 - 19:15

SEA

CPH

22h 43m

2 stops

£418British Airways

Sun, 6 Sep - Tue, 22 Sep

British Airways flights from Copenhagen to State of Washington

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

British Airways

3 Oct

CPH08:50Kastrup Copenhagen

19h 59m

2 stops

SEA19:49Seattle/Tacoma Intl

3 Nov

SEA18:50Seattle/Tacoma Intl

15h 10m

1 stop

CPH19:00Kastrup Copenhagen

£413

British Airways

3 Oct

CPH08:50Kastrup Copenhagen

18h 59m

2 stops

SEA18:49Seattle/Tacoma Intl

3 Nov

SEA13:25Seattle/Tacoma Intl

15h 55m

1 stop

CPH14:20Kastrup Copenhagen

£414

British Airways

1 Oct

CPH07:05Kastrup Copenhagen

13h 30m

1 stop

SEA11:35Seattle/Tacoma Intl

5 Oct

SEA06:23Seattle/Tacoma Intl

24h 17m

2 stops

CPH15:40Kastrup Copenhagen

£416

Finnair flights from Copenhagen to State of Washington

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

Finnair

11 Sept

CPH12:25Kastrup Copenhagen

12h 35m

1 stop

SEA16:00Seattle/Tacoma Intl

26 Sept

SEA20:20Seattle/Tacoma Intl

17h 50m

2 stops

CPH23:10Kastrup Copenhagen

£408

Finnair

5 Sept

CPH12:25Kastrup Copenhagen

20h 25m

2 stops

SEA23:50Seattle/Tacoma Intl

18 Sept

SEA17:40Seattle/Tacoma Intl

16h 00m

1 stop

CPH18:40Kastrup Copenhagen

£414

Finnair

9 Sept

CPH08:50Kastrup Copenhagen

18h 59m

2 stops

SEA18:49Seattle/Tacoma Intl

23 Sept

SEA20:20Seattle/Tacoma Intl

17h 50m

2 stops

CPH23:10Kastrup Copenhagen

£417

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 17/9

16:55-20:40

1 stop12h 45m

Seattle/Tacoma Intl

Sat 3/10

19:00-12:55

1 stop32h 55m

£404

Fastest return journey

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 11/9

12:25-16:00

1 stop12h 35m

Seattle/Tacoma Intl

Sat 26/9

20:20-23:10

2 stops17h 50m

£408

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 1/10

16:55-20:40

1 stop12h 45m

Seattle/Tacoma Intl

Mon 5/10

19:00-21:45

1 stop17h 45m

£411

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 3/10

08:50-19:49

2 stops19h 59m

Seattle/Tacoma Intl

Tue 3/11

18:50-19:00

1 stop15h 10m

£413

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 3/10

08:50-18:49

2 stops18h 59m

Seattle/Tacoma Intl

Tue 3/11

11:42-14:20

2 stops17h 38m

£414

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 5/9

12:25-23:50

2 stops20h 25m

Seattle/Tacoma Intl

Fri 18/9

17:40-18:40

1 stop16h 00m

£414

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 1/10

07:05-11:35

1 stop13h 30m

Seattle/Tacoma Intl

Mon 5/10

06:23-15:40

2 stops24h 17m

£416

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Wed 9/9

08:50-18:49

2 stops18h 59m

Seattle/Tacoma Intl

Wed 23/9

20:20-23:10

2 stops17h 50m

£417

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Mon 7/9

22:35-11:45

1 stop22h 10m

Seattle/Tacoma Intl

Fri 2/10

19:00-23:45

1 stop19h 45m

£417

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 6/9

07:00-20:02

2 stops22h 02m

Seattle/Tacoma Intl

Tue 22/9

11:32-19:15

2 stops22h 43m

£418

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 £433.

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 £501 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 £487 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

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 98.94% of the total bookings. Other popular models include Airbus A330-300 with 1.06%.

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.