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

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

What airlines fly to State of Washington?

Scandinavian Airlines, Lufthansa and Icelandair 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 31% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 7 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 9h 50m and 14h 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 September 2025, there are 8 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.

$351 Cheap Flights from Denmark to Washington in 2025/26

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Find the cheapest flights from Denmark to Washington

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Denmark to Washington

2:00 pm - 8:40 pmCPH-SEA

15h 40m1 stop

3:35 pm - 8:35 pmSEA-CPH

21h 00m1 stop

$490Icelandair

Find Deal

jue., oct. 23 - lun., oct. 27

4:45 pm - 8:40 pmCPH-SEA

12h 55m1 stop

7:00 pm - 9:45 pmSEA-CPH

17h 45m1 stop

$491Icelandair

Find Deal

jue., oct. 16 - jue., oct. 23

8:40 am - 9:48 pmCPH-SEA

21h 08m2 stops

9:00 am - 2:20 pmSEA-CPH

20h 20m2 stops

$519American Airlines

Find Deal

mié., oct. 29 - mié., nov. 5

10:35 am - 11:13 pmCPH-SEA

20h 38m2 stops

2:20 pm - 5:35 pmSEA-CPH

18h 15m2 stops

$532American Airlines

Find Deal

vie., oct. 31 - vie., nov. 7

8:45 pm - 11:30 amBLL-SEA

23h 45m1 stop

6:50 pm - 12:20 pmSEA-BLL

32h 30m1 stop

$545British Airways

Find Deal

lun., nov. 10 - dom., nov. 16

8:45 pm - 11:18 pmBLL-SEA

35h 33m2 stops

2:46 pm - 12:20 pmSEA-BLL

36h 34m2 stops

$551British Airways

Find Deal

lun., nov. 10 - dom., nov. 16

6:45 am - 10:28 pmBLL-SEA

24h 43m2 stops

2:00 pm - 1:20 pmSEA-BLL

14h 20m1 stop

$554Lufthansa

Find Deal

lun., dic. 15 - lun., dic. 29

6:45 am - 12:10 pmBLL-SEA

14h 25m1 stop

2:00 pm - 1:20 pmSEA-BLL

14h 20m1 stop

$562Lufthansa

Find Deal

lun., dic. 15 - lun., dic. 29

1:10 pm - 2:00 pmCPH-SEA

9h 50mnonstop

4:20 pm - 10:50 amSEA-CPH

9h 30mnonstop

$578Scandinavian Airlines

Find Deal

mié., oct. 15 - dom., oct. 19

1:10 pm - 2:00 pmCPH-SEA

9h 50mnonstop

4:20 pm - 10:50 amSEA-CPH

9h 30mnonstop

$582Scandinavian Airlines

Find Deal

mié., oct. 15 - mié., oct. 22

United Airlines flights from Denmark to State of Washington

Our best United Airlines deals on Denmark to State of Washington flight tickets

United Airlines

Oct 7

CPH6:05 amKastrup Copenhagen

14h 50m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Oct 13

SEA8:42 amSeattle/Tacoma Intl

20h 33m

2 stops

CPH2:15 pmKastrup Copenhagen

$597

Find similar

United Airlines

Oct 1

CPH6:10 amKastrup Copenhagen

14h 45m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Oct 12

SEA8:30 amSeattle/Tacoma Intl

25h 15m

2 stops

CPH6:45 pmKastrup Copenhagen

$599

Find similar

United Airlines

Oct 29

CPH6:50 amKastrup Copenhagen

24h 25m

3 stops

SEA11:15 pmSeattle/Tacoma Intl

Nov 5

SEA7:00 amSeattle/Tacoma Intl

22h 05m

2 stops

CPH2:05 pmKastrup Copenhagen

$602

Find similar

Delta flights from Denmark to State of Washington

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

Delta

Oct 5

CPH6:00 amKastrup Copenhagen

19h 05m

1 stop

SEA4:05 pmSeattle/Tacoma Intl

Oct 16

SEA6:00 amSeattle/Tacoma Intl

18h 55m

1 stop

CPH9:55 amKastrup Copenhagen

$620

Find similar

Delta

Oct 10

CPH9:20 amKastrup Copenhagen

15h 45m

1 stop

SEA4:05 pmSeattle/Tacoma Intl

Oct 24

SEA6:35 pmSeattle/Tacoma Intl

13h 30m

1 stop

CPH5:05 pmKastrup Copenhagen

$622

Find similar

Delta

Oct 3

AAL7:00 amAalborg

22h 16m

2 stops

SEA8:16 pmSeattle/Tacoma Intl

Oct 10

SEA2:00 pmSeattle/Tacoma Intl

14h 45m

1 stop

AAL1:45 pmAalborg

$648

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

jue. 10/23

2:00 pm-8:40 pm

1 stop15h 40m

Seattle/Tacoma Intl

lun. 10/27

3:35 pm-8:35 pm

1 stop21h 00m

$490

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

jue. 10/16

4:45 pm-8:40 pm

1 stop12h 55m

Seattle/Tacoma Intl

jue. 10/23

7:00 pm-9:45 pm

1 stop17h 45m

$491

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

mié. 10/29

8:40 am-9:48 pm

2 stops21h 08m

Seattle/Tacoma Intl

mié. 11/5

9:00 am-2:20 pm

2 stops20h 20m

$519

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

vie. 10/31

10:35 am-11:13 pm

2 stops20h 38m

Seattle/Tacoma Intl

vie. 11/7

2:20 pm-5:35 pm

2 stops18h 15m

$532

BillundSeattle

BLL - SEA

BLLSEA

Billund

lun. 11/10

8:45 pm-11:30 am

1 stop23h 45m

Seattle/Tacoma Intl

dom. 11/16

6:50 pm-12:20 pm

1 stop32h 30m

$545

BillundSeattle

BLL - SEA

BLLSEA

Billund

lun. 11/10

8:45 pm-11:18 pm

2 stops35h 33m

Seattle/Tacoma Intl

dom. 11/16

2:46 pm-12:20 pm

2 stops36h 34m

$551

BillundSeattle

BLL - SEA

BLLSEA

Billund

lun. 12/15

6:45 am-10:28 pm

2 stops24h 43m

Seattle/Tacoma Intl

lun. 12/29

2:00 pm-1:20 pm

1 stop14h 20m

$554

BillundSeattle

BLL - SEA

BLLSEA

Billund

lun. 12/15

6:45 am-12:10 pm

1 stop14h 25m

Seattle/Tacoma Intl

lun. 12/29

2:00 pm-1:20 pm

1 stop14h 20m

$562

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

mié. 10/15

1:10 pm-2:00 pm

Nonstop9h 50m

Seattle/Tacoma Intl

dom. 10/19

4:20 pm-10:50 am

Nonstop9h 30m

$578

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

mié. 10/15

1:10 pm-2:00 pm

Nonstop9h 50m

Seattle/Tacoma Intl

mié. 10/22

4:20 pm-10:50 am

Nonstop9h 30m

$582

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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 $459. 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 $494.

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 $930 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 $621 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 $577 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 26% 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	$776
Fastest flight time	9h 50m
Direct flights	Mon, Thu and Sat
Airports in State of Washington	1 airport

The best one-way flight to State of Washington from Denmark in the past 72 hours is $776. The best round-trip flight deal from Denmark to State of Washington found on momondo in the last 72 hours is $972.

The fastest flight from Denmark to State of Washington takes 9h 50m

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

There is 1 airport near State of Washington: 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 September 2025, there are 8 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 79.91% of the total bookings. Other popular models include Airbus A330-300 with 20.09%.

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
Delta	PriceFrom $428	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
Icelandair	PriceFrom $430	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
American Airlines	PriceFrom $456	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
British Airways	PriceFrom $463	Free Cancellation	Rating 6.7 7,363 reviews	Search British Airways flights
Lufthansa	PriceFrom $483	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights
United Airlines	PriceFrom $516	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 1,486 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.

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

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Cheap flights from Denmark to Washington from $351

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denmark to Washington departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Denmark to Washington

Recent round-trip flight deals from Denmark to Washington

Recent one-way flight deals from Denmark to Washington

Recent last minute flight deals from Denmark to Washington

Recent direct flight deals from Denmark to Washington

United Airlines flights from Denmark to State of Washington

Our best United Airlines deals on Denmark to State of Washington flight tickets

Delta flights from Denmark to State of Washington

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

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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

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

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

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

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?

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 26% on your flight if you consider stops on a Denmark to State of Washington flight.

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

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

What airlines fly to State of 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 Billund, and flying into State of Washington, then you can expect flight times to average 9h 50m and 14h 45m, respectively.

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

Fastest flight time

Direct flights

Airports in State of Washington

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

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

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

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

What is the most popular plane model from Denmark to State of Washington?

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

Why use momondo?

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

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

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

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

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington

Popular cities in Washington

Popular flights according to clicks in the last 7 days on momondo