What is the cheapest airline that flies from Denmark to Washington?

British Airways and Icelandair are the most popular carriers operating from Denmark to Washington

How long is the flight from Denmark to State of Washington?

If you’re flying from a popular airport in Denmark, such as Copenhagen or Aalborg, and flying into State of Washington, then you can expect flight times to average 9h 40m and 14h 50m, respectively.

What airlines fly to State of Washington?

Icelandair, Scandinavian Airlines and British Airways are the top three most popular airlines that fly to State of Washington from Denmark according to our data. Icelandair is the first choice among our users, with 40% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 5 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Denmark to Washington?

Prices for flights from Denmark to Washington are refreshed on a daily basis.

How many operators does momondo search for flights from Denmark to Washington?

As of November 2026, there are 5 operators available to choose from for flights from Denmark to Washington.

How old do you have to be to fly from Denmark to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denmark to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$393 Cheap Flights from Denmark to Washington in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denmark to Washington

Round-trip

One-way

Last minute

Recent round-trip flight deals from Denmark to Washington

Enter your travel dates to find the best prices.

8:50 pm - 11:25 amBLL Billund-SEA Seattle/Tacoma Intl

23h 35m1 stop London Heathrow

6:45 pm - 8:05 pmSEA Seattle/Tacoma Intl-BLL Billund

16h 20m1 stop London Heathrow

$476British Airways

Fri, Feb 5 - Tue, Feb 16

8:50 pm - 11:25 amBLL Billund-SEA Seattle/Tacoma Intl

23h 35m1 stop London Heathrow

6:13 am - 12:10 pmSEA Seattle/Tacoma Intl-BLL Billund

20h 57m2 stops Chicago O'Hare Intl London Heathrow

$478British Airways

Fri, Feb 5 - Tue, Feb 16

9:55 am - 11:57 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

23h 02m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

11:30 am - 2:40 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

18h 10m2 stops Salt Lake City Paris Charles de Gaulle

$608Delta

Thu, Nov 26 - Wed, Dec 9

10:30 am - 4:50 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

15h 20m1 stop London Heathrow

1:40 pm - 2:35 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

15h 55m1 stop London Heathrow

$611American Airlines

Thu, Dec 24 - Thu, Jan 7

9:30 pm - 5:00 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

28h 30m1 stop Reykjavik Keflavik Intl

2:35 pm - 11:45 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

$613Icelandair

Thu, Dec 24 - Thu, Dec 31

6:10 am - 4:50 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

19h 40m1 stop London Heathrow

6:45 pm - 5:25 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

13h 40m1 stop London Heathrow

$613American Airlines

Sat, Dec 12 - Mon, Dec 28

6:00 am - 11:47 amCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 47m1 stop Amsterdam Schiphol

11:30 am - 2:40 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

18h 10m2 stops Salt Lake City Paris Charles de Gaulle

$614Delta

Mon, Nov 23 - Sun, Dec 6

6:00 am - 11:50 amCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 50m1 stop Amsterdam Schiphol

2:35 pm - 4:40 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

17h 05m1 stop Amsterdam Schiphol

$614KLM

Mon, Dec 14 - Fri, Dec 25

12:55 pm - 10:02 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

18h 07m1 stop New York John F Kennedy Intl

3:55 pm - 10:10 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

9h 15mnonstop

$894Scandinavian Airlines

Wed, Apr 28 - Fri, May 14

12:55 pm - 5:00 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

13h 05m1 stop Reykjavik Keflavik Intl

2:35 pm - 11:45 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

$1,092Icelandair

Thu, Dec 24 - Thu, Jan 7

Recent last minute flight deals from Denmark to Washington

Enter your travel dates to find the best prices.

8:30 pm - 4:50 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

29h 20m1 stop London Heathrow

9:31 am - 9:40 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

39h 09m2 stops Philadelphia London Heathrow

$621British Airways

Mon, Nov 16 - Thu, Nov 26

8:30 pm - 8:20 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

32h 50m2 stops London Heathrow Chicago O'Hare Intl

10:33 am - 9:40 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

38h 07m2 stops Chicago O'Hare Intl London Heathrow

$627British Airways

Mon, Nov 16 - Thu, Nov 26

6:10 am - 11:25 amCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 15m1 stop London Heathrow

6:45 pm - 9:40 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

17h 55m1 stop London Heathrow

$748Multiple Airlines

Sat, Nov 14 - Mon, Nov 30

8:15 am - 5:00 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 45m1 stop Reykjavik Keflavik Intl

2:35 pm - 4:00 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

16h 25m1 stop Reykjavik Keflavik Intl

$760Icelandair

Thu, Nov 12 - Fri, Nov 27

8:15 am - 5:00 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

17h 45m1 stop Reykjavik Keflavik Intl

2:35 pm - 11:45 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

12h 10m1 stop Reykjavik Keflavik Intl

$767Icelandair

Thu, Nov 12 - Thu, Nov 26

6:20 am - 5:10 pmCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

19h 50m1 stop Istanbul

7:05 pm - 5:10 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

37h 05m1 stop Istanbul

$804Turkish Airlines

Sat, Nov 14 - Mon, Nov 30

6:00 am - 11:47 amCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 47m1 stop Amsterdam Schiphol

11:28 am - 2:40 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

18h 12m2 stops Cincinnati Cinci./N. Kentucky Paris Charles de Gaulle

$839Delta

Sun, Nov 15 - Tue, Dec 1

6:00 am - 11:47 amCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 47m1 stop Amsterdam Schiphol

4:05 pm - 5:00 pmSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

15h 55m1 stop Paris Charles de Gaulle

$839Delta

Sun, Nov 15 - Tue, Dec 1

6:00 am - 11:47 amCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 47m1 stop Amsterdam Schiphol

8:30 am - 9:00 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

15h 30m2 stops Minneapolis St Paul Amsterdam Schiphol

$967KLM

Fri, Nov 13 - Thu, Nov 26

6:00 am - 11:47 amCPH Kastrup Copenhagen-SEA Seattle/Tacoma Intl

14h 47m1 stop Amsterdam Schiphol

8:30 am - 9:00 amSEA Seattle/Tacoma Intl-CPH Kastrup Copenhagen

15h 30m2 stops Minneapolis St Paul Amsterdam Schiphol

$967KLM

Thu, Nov 12 - Thu, Nov 26

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

British Airways flights from Denmark to State of Washington

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

British Airways

Feb 5

BLL8:50 pmBillund

23h 35m

1 stop

SEA11:25 amSeattle/Tacoma Intl

Feb 16

SEA6:45 pmSeattle/Tacoma Intl

16h 20m

1 stop

BLL8:05 pmBillund

$476

British Airways

Feb 5

BLL8:50 pmBillund

23h 35m

1 stop

SEA11:25 amSeattle/Tacoma Intl

Feb 16

SEA6:13 amSeattle/Tacoma Intl

20h 57m

2 stops

BLL12:10 pmBillund

$478

British Airways

Feb 10

BLL9:00 pmBillund

23h 25m

1 stop

SEA11:25 amSeattle/Tacoma Intl

Feb 22

SEA6:45 pmSeattle/Tacoma Intl

32h 25m

1 stop

BLL12:10 pmBillund

$481

Air France flights from Denmark to State of Washington

Our best Air France deals on Denmark to State of Washington flight tickets

Air France

Nov 21

BLL6:00 amBillund

14h 47m

1 stop

SEA11:47 amSeattle/Tacoma Intl

Nov 25

SEA3:25 pmSeattle/Tacoma Intl

21h 20m

1 stop

BLL9:45 pmBillund

$570

Air France

Nov 21

BLL6:00 amBillund

14h 47m

1 stop

SEA11:47 amSeattle/Tacoma Intl

Nov 25

SEA11:30 amSeattle/Tacoma Intl

14h 55m

2 stops

BLL11:25 amBillund

$576

Air France

Nov 21

BLL6:00 amBillund

17h 55m

2 stops

SEA2:55 pmSeattle/Tacoma Intl

Nov 25

SEA11:30 amSeattle/Tacoma Intl

14h 55m

2 stops

BLL11:25 amBillund

$584

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Fri 2/5

8:50 pm-11:25 am

1 stop23h 35m

Seattle/Tacoma Intl

Tue 2/16

6:45 pm-8:05 pm

1 stop16h 20m

$476

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Fri 2/5

8:50 pm-11:25 am

1 stop23h 35m

Seattle/Tacoma Intl

Tue 2/16

6:13 am-12:10 pm

2 stops20h 57m

$478

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 11/26

9:55 am-11:57 pm

2 stops23h 02m

Seattle/Tacoma Intl

Wed 12/9

11:30 am-2:40 pm

2 stops18h 10m

$608

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/24

10:30 am-4:50 pm

1 stop15h 20m

Seattle/Tacoma Intl

Thu 1/7

1:40 pm-2:35 pm

1 stop15h 55m

$611

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/24

9:30 pm-5:00 pm

1 stop28h 30m

Seattle/Tacoma Intl

Thu 12/31

2:35 pm-11:45 am

1 stop12h 10m

$613

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Sat 12/12

6:10 am-4:50 pm

1 stop19h 40m

Seattle/Tacoma Intl

Mon 12/28

6:45 pm-5:25 pm

1 stop13h 40m

$613

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Mon 11/23

6:00 am-11:47 am

1 stop14h 47m

Seattle/Tacoma Intl

Sun 12/6

11:30 am-2:40 pm

2 stops18h 10m

$614

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Mon 12/14

6:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Fri 12/25

2:35 pm-4:40 pm

1 stop17h 05m

$614

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Wed 4/28

12:55 pm-10:02 pm

1 stop18h 07m

Seattle/Tacoma Intl

Fri 5/14

3:55 pm-10:10 am

Nonstop9h 15m

$894

Quickest round-trip

CopenhagenSeattle

CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl

CPHSEA

Kastrup Copenhagen

Thu 12/24

12:55 pm-5:00 pm

1 stop13h 05m

Seattle/Tacoma Intl

Thu 1/7

2:35 pm-11:45 am

1 stop12h 10m

$1,092

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denmark 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

Other information

What is the cheapest month to fly to State of Washington?

The month of November is, on average, the cheapest month to fly to State of Washington from Denmark, with most prices found around $625. If you aren’t able to travel to State of Washington during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $676.

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

The cheapest day to depart from Denmark to State of Washington is on a Tuesday. Travelers who choose to depart for State of Washington on a Tuesday will often find tickets for as low as $1,025. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Denmark to State of Washington for around $1,408.

What is the cheapest Denmark to Washington flight route?

Fly from Kastrup Copenhagen to Seattle/Tacoma Intl for the best Denmark - Washington flight prices

How far in advance should I book a flight from Denmark to Washington?

You are more likely to see cheaper flights to State of Washington from Denmark when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $737 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Denmark for as low as $686 on momondo.

What cabin class options are available on Denmark to State of Washington flights?

There are 3 cabin classes available to choose from on Denmark to State of Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denmark to State of Washington flights?

You could potentially save up to 2% on your flight if you consider stops on a Denmark to State of Washington flight.

Cheap Denmark to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denmark to State of Washington

Best Price Found	$393
Fastest flight time	13h 05m
Direct flights	None

The best one-way flight to State of Washington from Denmark in the past 72 hours is $393. The best round-trip flight deal from Denmark to State of Washington found on momondo in the last 72 hours is $476.

The fastest flight from Denmark to State of Washington takes 13h 05m

There are no direct flights from Denmark to State of Washington. There are no popular flight routes from Denmark to State of Washington.

Search flight deals

Frequently asked questions about flying from Denmark to Washington

When did momondo last update prices for flights from Denmark to Washington?
Prices for flights from Denmark to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Denmark to Washington?
As of November 2026, there are 5 operators available to choose from for flights from Denmark to Washington.
How old do you have to be to fly from Denmark to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denmark to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Denmark to State of Washington?
Based on momondo bookings for flights between Denmark and State of Washington, the leading plane model is Airbus A350-900, making up 87.71% of the total bookings. Other popular models include Airbus A330-300 with 12.29%.

Best airlines flying from Denmark to State of Washington

Compare and see reviews for airlines that fly from Denmark to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $502	Free Cancellation	Rating 6.9 767 reviews	Search Icelandair flights
British Airways	PriceFrom $519	Free Cancellation	Rating 6.7 8,286 reviews	Search British Airways flights
Delta	PriceFrom $545	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta flights
KLM	PriceFrom $646	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights
Scandinavian Airlines	PriceFrom $738	Free Cancellation	Rating 7.5 2,028 reviews	Search Scandinavian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Denmark to Washington?

Finding the right flight to Washington from Denmark is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

Can I find flights from Denmark to Washington with flexible booking policies on momondo?

All flight searches from Denmark to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Denmark to Washington?

momondo provides multiple filters to help you find the best flight to Washington from Denmark. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Denmark to Washington right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, momondo offers a useful price alert feature which will track prices for flights to Washington from Denmark and alert you when they change.