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

American Airlines, Finnair, and British Airways are the most popular carriers operating from Denmark to Washington

What airlines fly to State of Washington?

Scandinavian Airlines, Icelandair and Lufthansa are the top three most popular airlines that fly to State of Washington from Denmark according to our data. Scandinavian Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 6 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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 Billund, and flying into State of Washington, then you can expect flight times to average 12h 55m and 16h 45m, respectively.

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 December 2025, there are 6 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.

$358 Cheap Flights from Denmark to Washington in 2025/26

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Find the cheapest flights from Denmark to Washington

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One-way

Recent round-trip flight deals from Denmark to Washington

Enter your travel dates to find the best prices.

10:40 am - 6:25 pm

BLL

SEA

16h 45m1 stop

1:35 pm - 11:15 am

SEA

BLL

12h 40m1 stop

$492British Airways

Tue, Apr 28 - Tue, May 5

10:40 am - 11:05 pm

BLL

SEA

21h 25m2 stops

1:35 pm - 11:15 am

SEA

BLL

12h 40m1 stop

$499British Airways

Tue, Apr 28 - Tue, May 5

10:40 am - 9:12 pm

BLL

SEA

19h 32m2 stops

7:00 am - 11:15 am

SEA

BLL

19h 15m2 stops

$501British Airways

Tue, Apr 28 - Tue, May 5

8:45 pm - 4:55 pm

BLL

SEA

29h 10m1 stop

7:15 am - 12:30 pm

SEA

BLL

20h 15m2 stops

$503British Airways

Mon, Feb 23 - Tue, Mar 3

12:40 pm - 10:43 pm

CPH

SEA

43h 03m2 stops

11:59 pm - 2:05 pm

SEA

CPH

29h 06m2 stops

$645United Airlines

Sat, Jan 10 - Tue, Feb 24

12:45 pm - 4:33 pm

CPH

PDX

36h 48m3 stops

11:59 pm - 10:50 am

PDX

CPH

49h 51m2 stops

$647United Airlines

Tue, Apr 14 - Sat, Apr 18

1:10 pm - 12:35 am

CPH

PDX

19h 25m2 stops

3:15 pm - 6:40 pm

PDX

CPH

18h 25m2 stops

$683Lufthansa

Thu, Mar 26 - Sun, Mar 29

5:15 pm - 6:00 pm

CPH

PDX

33h 45m1 stop

3:30 pm - 12:55 pm

PDX

CPH

12h 25m1 stop

$685Icelandair

Tue, Apr 14 - Sat, Apr 18

9:50 am - 10:25 pm

AAL

SEA

21h 35m2 stops

11:17 am - 7:55 am

SEA

AAL

35h 38m2 stops

$896Scandinavian Airlines

Wed, Feb 4 - Sun, Feb 8

5:40 pm - 10:25 pm

AAL

SEA

37h 45m2 stops

12:25 pm - 2:00 pm

SEA

AAL

16h 35m2 stops

$898Scandinavian Airlines

Wed, Feb 4 - Sun, Feb 8

Air France flights from Denmark to State of Washington

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

Air France

Jan 21

BLL10:25 amBillund

34h 25m

1 stop

SEA11:50 amSeattle/Tacoma Intl

Jan 28

SEA2:10 pmSeattle/Tacoma Intl

15h 25m

1 stop

BLL2:35 pmBillund

$552

Find similar

Air France

Feb 22

BLL2:30 pmBillund

30h 10m

1 stop

SEA11:40 amSeattle/Tacoma Intl

Mar 1

SEA2:10 pmSeattle/Tacoma Intl

15h 25m

1 stop

BLL2:35 pmBillund

$598

Find similar

Lufthansa flights from Denmark to State of Washington

Our best Lufthansa deals on Denmark to State of Washington flight tickets

Lufthansa

Feb 23

BLL6:45 amBillund

14h 25m

1 stop

SEA12:10 pmSeattle/Tacoma Intl

Feb 28

SEA2:00 pmSeattle/Tacoma Intl

14h 20m

1 stop

BLL1:20 pmBillund

$567

Find similar

Lufthansa

Feb 23

BLL6:50 pmBillund

36h 53m

2 stops

SEA10:43 pmSeattle/Tacoma Intl

Feb 28

SEA2:00 pmSeattle/Tacoma Intl

14h 20m

1 stop

BLL1:20 pmBillund

$596

Find similar

Lufthansa

Feb 22

BLL2:05 pmBillund

31h 05m

1 stop

SEA12:10 pmSeattle/Tacoma Intl

Feb 27

SEA7:00 amSeattle/Tacoma Intl

21h 20m

2 stops

BLL1:20 pmBillund

$631

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BillundSeattle

BLL - SEA

BLLSEA

Billund

Tue 4/28

10:40 am-6:25 pm

1 stop16h 45m

Seattle/Tacoma Intl

Tue 5/5

1:35 pm-11:15 am

1 stop12h 40m

$492

BillundSeattle

BLL - SEA

BLLSEA

Billund

Tue 4/28

10:40 am-11:05 pm

2 stops21h 25m

Seattle/Tacoma Intl

Tue 5/5

1:35 pm-11:15 am

1 stop12h 40m

$499

BillundSeattle

BLL - SEA

BLLSEA

Billund

Tue 4/28

10:40 am-9:12 pm

2 stops19h 32m

Seattle/Tacoma Intl

Tue 5/5

7:00 am-11:15 am

2 stops19h 15m

$501

BillundSeattle

BLL - SEA

BLLSEA

Billund

Mon 2/23

8:45 pm-4:55 pm

1 stop29h 10m

Seattle/Tacoma Intl

Tue 3/3

7:15 am-12:30 pm

2 stops20h 15m

$503

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 1/10

12:40 pm-10:43 pm

2 stops43h 03m

Seattle/Tacoma Intl

Tue 2/24

11:59 pm-2:05 pm

2 stops29h 06m

$645

CopenhagenPortland

CPH - PDX

CPHPDX

Kastrup Copenhagen

Tue 4/14

12:45 pm-4:33 pm

3 stops36h 48m

Portland

Sat 4/18

11:59 pm-10:50 am

2 stops49h 51m

$647

CopenhagenPortland

CPH - PDX

CPHPDX

Kastrup Copenhagen

Thu 3/26

1:10 pm-12:35 am

2 stops19h 25m

Portland

Sun 3/29

3:15 pm-6:40 pm

2 stops18h 25m

$683

CopenhagenPortland

CPH - PDX

CPHPDX

Kastrup Copenhagen

Tue 4/14

5:15 pm-6:00 pm

1 stop33h 45m

Portland

Sat 4/18

3:30 pm-12:55 pm

1 stop12h 25m

$685

AalborgSeattle

AAL - SEA

AALSEA

Aalborg

Wed 2/4

9:50 am-10:25 pm

2 stops21h 35m

Seattle/Tacoma Intl

Sun 2/8

11:17 am-7:55 am

2 stops35h 38m

$896

AalborgSeattle

AAL - SEA

AALSEA

Aalborg

Wed 2/4

5:40 pm-10:25 pm

2 stops37h 45m

Seattle/Tacoma Intl

Sun 2/8

12:25 pm-2:00 pm

2 stops16h 35m

$898

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 February is, on average, the cheapest month to fly to State of Washington from Denmark, with most prices found around $460. 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 $541.

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 Saturday. Travelers who choose to depart for State of Washington on a Saturday will often find tickets for as low as $649. 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 $1,153.

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

The cheapest time of day to fly to State of Washington is in the evening when flights can be purchased for as low as $563. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $941 on average. Flights to State of Washington from Denmark at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 to State of 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 $641 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 $573 on momondo.

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

There are 3 cabin classes available to choose from on Denmark to 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 46% 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

Fastest flight time	12h 55m
Direct flights	Mon
Airports in State of Washington	96 airports

The fastest flight from Denmark to State of Washington takes 12h 55m

Direct flights go from Denmark to State of Washington on Monday. There are no airlines offering direct flights.

There are 96 airports in State of Washington. From Denmark there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

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 December 2025, there are 6 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 89.02% of the total bookings. Other popular models include Airbus A330-300 with 10.98%.

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
Lufthansa	PriceFrom $317	Free Cancellation	Rating 6.8 7,650 reviews	Search Lufthansa flights
Icelandair	PriceFrom $430	Free Cancellation	Rating 7.0 592 reviews	Search Icelandair flights
American Airlines	PriceFrom $462	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
British Airways	PriceFrom $470	Free Cancellation	Rating 6.7 7,607 reviews	Search British Airways flights
United Airlines	PriceFrom $567	Free Cancellation	Rating 7.4 9,109 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 1,621 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.