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Cheap flights from Copenhagen to Washington from £251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Copenhagen to Washington departing on 23/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
SWISS Logo
06:40 - 22:43CPH-SEA
25h 03m2 stops
SWISS Logo
10:55 - 14:05SEA-CPH
18h 10m2 stops
£421SWISS
Find Deal
Sat, 14 Feb - Wed, 18 Feb
Delta Logo
08:05 - 20:46CPH-SEA
21h 41m2 stops
Delta Logo
16:45 - 19:50SEA-CPH
18h 05m1 stop
£450Delta
Find Deal
Fri, 9 Jan - Sun, 25 Jan
Delta Logo
08:05 - 20:46CPH-SEA
21h 41m2 stops
Delta Logo
09:05 - 11:10SEA-CPH
17h 05m2 stops
£458Delta
Find Deal
Fri, 9 Jan - Sun, 25 Jan
Multiple Airlines Logo
06:55 - 21:50CPH-SEA
23h 55m2 stops
Multiple Airlines Logo
18:50 - 21:50SEA-CPH
18h 00m1 stop
£872Multiple Airlines
Find Deal
Sun, 14 Dec - Wed, 17 Dec
Multiple Airlines Logo
06:00 - 11:50CPH-SEA
14h 50m1 stop
Multiple Airlines Logo
13:40 - 14:40SEA-CPH
16h 00m1 stop
£1,159Multiple Airlines
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Sat, 13 Dec - Thu, 18 Dec
KLM Logo
06:00 - 11:50CPH-SEA
14h 50m1 stop
KLM Logo
15:05 - 16:35SEA-CPH
16h 30m1 stop
£1,200KLM
Find Deal
Sat, 13 Dec - Wed, 17 Dec
Multiple Airlines Logo
06:00 - 11:50CPH-SEA
14h 50m1 stop
Multiple Airlines Logo
13:40 - 14:40SEA-CPH
16h 00m1 stop
£1,224Multiple Airlines
Find Deal
Mon, 15 Dec - Thu, 18 Dec
Ethiopian Air Logo
19:50 - 20:57CPH-SEA
58h 07m4 stops
Ethiopian Air Logo
08:10 - 08:50SEA-CPH
39h 40m4 stops
£2,332Ethiopian Air
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Sat, 17 Jan - Sat, 24 Jan
Multiple Airlines Logo
18:15 - 20:34CPH-SEA
35h 19m3 stops
Multiple Airlines Logo
17:59 - 23:25SEA-CPH
44h 26m3 stops
£12,022Multiple Airlines
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Fri, 16 Jan - Fri, 23 Jan
Multiple Airlines Logo
06:55 - 14:18CPH-SEA
40h 23m3 stops
Multiple Airlines Logo
17:59 - 21:45SEA-CPH
42h 46m3 stops
£12,037Multiple Airlines
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Mon, 12 Jan - Sun, 25 Jan

Delta flights from Copenhagen to State of Washington

Our best Delta deals on Copenhagen to State of Washington flight tickets
Delta
9 Jan
CPH08:05Kastrup Copenhagen
21h 41m
2 stops
SEA20:46Seattle/Tacoma Intl
25 Jan
SEA16:45Seattle/Tacoma Intl
18h 05m
1 stop
CPH19:50Kastrup Copenhagen
£450
Find similar
Delta
9 Jan
CPH08:05Kastrup Copenhagen
21h 41m
2 stops
SEA20:46Seattle/Tacoma Intl
25 Jan
SEA09:05Seattle/Tacoma Intl
17h 05m
2 stops
CPH11:10Kastrup Copenhagen
£458
Find similar
Delta
11 Dec
CPH09:55Kastrup Copenhagen
21h 28m
2 stops
SEA22:23Seattle/Tacoma Intl
12 Jan
SEA07:10Seattle/Tacoma Intl
16h 50m
2 stops
CPH09:00Kastrup Copenhagen
£523
Find similar

Cathay Pacific flights from Copenhagen to State of Washington

Our best Cathay Pacific deals on Copenhagen to State of Washington flight tickets
Cathay Pacific
11 Dec
CPH06:55Kastrup Copenhagen
40h 43m
3 stops
SEA14:38Seattle/Tacoma Intl
3 Jan
SEA07:09Seattle/Tacoma Intl
46h 11m
3 stops
CPH14:20Kastrup Copenhagen
£12,016
Find similar
Cathay Pacific
5 Dec
CPH18:15Kastrup Copenhagen
36h 28m
3 stops
SEA21:43Seattle/Tacoma Intl
10 Jan
SEA06:00Seattle/Tacoma Intl
43h 00m
3 stops
CPH10:00Kastrup Copenhagen
£12,027
Find similar
Cathay Pacific
11 Dec
CPH06:55Kastrup Copenhagen
42h 41m
3 stops
SEA16:36Seattle/Tacoma Intl
3 Jan
SEA07:09Seattle/Tacoma Intl
46h 11m
3 stops
CPH14:20Kastrup Copenhagen
£12,028
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Copenhagen to State of Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 4 December 2025.
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

Sat 14/2

06:40-22:43

2 stops25h 03m

Seattle/Tacoma Intl

Wed 18/2

10:55-14:05

2 stops18h 10m

£421

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 9/1

08:05-20:46

2 stops21h 41m

Seattle/Tacoma Intl

Sun 25/1

16:45-19:50

1 stop18h 05m

£450

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 9/1

08:05-20:46

2 stops21h 41m

Seattle/Tacoma Intl

Sun 25/1

09:05-11:10

2 stops17h 05m

£458

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 14/12

06:55-21:50

2 stops23h 55m

Seattle/Tacoma Intl

Wed 17/12

18:50-21:50

1 stop18h 00m

£872

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 13/12

06:00-11:50

1 stop14h 50m

Seattle/Tacoma Intl

Thu 18/12

13:40-14:40

1 stop16h 00m

£1,159

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 13/12

06:00-11:50

1 stop14h 50m

Seattle/Tacoma Intl

Wed 17/12

15:05-16:35

1 stop16h 30m

£1,200

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Mon 15/12

06:00-11:50

1 stop14h 50m

Seattle/Tacoma Intl

Thu 18/12

13:40-14:40

1 stop16h 00m

£1,224

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 17/1

19:50-20:57

4 stops58h 07m

Seattle/Tacoma Intl

Sat 24/1

08:10-08:50

4 stops39h 40m

£2,332

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 16/1

18:15-20:34

3 stops35h 19m

Seattle/Tacoma Intl

Fri 23/1

17:59-23:25

3 stops44h 26m

£12,022

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Mon 12/1

06:55-14:18

3 stops40h 23m

Seattle/Tacoma Intl

Sun 25/1

17:59-21:45

3 stops42h 46m

£12,037

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

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

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 January is also cheap. Prices for this month can be found on momondo for an average of £372.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Copenhagen to State of Washington is on a Friday. Travellers who choose to depart for State of Washington on a Friday will often find tickets for as low as £412. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Monday is £761.

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

44h 06m

Direct flights

None
The fastest flight from Copenhagen to State of Washington takes 44h 06m
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

  • 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?

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.

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