What is the cheapest airline that flies from Washington to Kastrup Copenhagen?

Icelandair, Scandinavian Airlines, and Virgin Atlantic are the most popular carriers operating from Washington to Kastrup Copenhagen

What airlines fly to Copenhagen?

Scandinavian Airlines, Icelandair and Delta are the top three most popular airlines that fly to Copenhagen from State of Washington according to our data. Scandinavian Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Copenhagen. Keep in mind that there are 11 different airlines that fly to Copenhagen on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Copenhagen?

On average, it takes 9h 15m to fly from State of Washington to Copenhagen if you fly out of Seattle (the most popular airport in State of Washington) and into Copenhagen (the most popular airport in Copenhagen). If you’re flying out of Spokane and into Copenhagen, then the flight time is around 11h 59m.

When did momondo last update prices for flights from Washington to Kastrup Copenhagen Airport?

Prices for flights from Washington to Kastrup Copenhagen Airport refresh daily.

How many operators does momondo search for flights from Washington to Kastrup Copenhagen Airport?

As of February 2026, there are 11 operators available to choose from for flights from Washington to Kastrup Copenhagen Airport.

How old do you have to be to fly from Washington to Kastrup Copenhagen Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Kastrup Copenhagen Airport.

What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

The necessary travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$206 Cheap Flights from Washington to Copenhagen in 2026

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Find the cheapest flights from Washington to Copenhagen

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:45 pm - 5:20 am

PDX

CPH

29h 35m

1 stop

4:55 pm - 6:00 pm

CPH

PDX

34h 05m

1 stop

$361Icelandair

Mon, Mar 16 - Tue, Mar 31

10:40 pm - 6:45 am

SEA

CPH

23h 05m

1 stop

9:00 am - 10:05 am

CPH

SEA

34h 05m

1 stop

$396Virgin Atlantic

Sun, May 3 - Sun, May 10

2:35 pm - 5:20 am

SEA

CPH

29h 45m

1 stop

12:55 pm - 5:00 pm

CPH

SEA

13h 05m

1 stop

$401Icelandair

Mon, Feb 16 - Wed, Mar 4

11:59 pm - 1:10 pm

GEG

CPH

28h 11m

2 stops

8:50 am - 8:33 pm

CPH

GEG

20h 43m

2 stops

$557Multiple Airlines

Sun, Apr 5 - Wed, Apr 15

7:00 am - 11:30 pm

GEG

CPH

31h 30m

2 stops

12:45 pm - 9:16 pm

CPH

GEG

41h 31m

2 stops

$583United Airlines

Fri, Apr 24 - Wed, Apr 29

2:15 pm - 6:15 pm

GEG

CPH

19h 00m

2 stops

9:25 am - 12:20 am

CPH

GEG

23h 55m

2 stops

$630Delta

Sun, Apr 5 - Wed, Apr 15

7:00 am - 10:50 am

GEG

CPH

42h 50m

2 stops

12:45 pm - 11:43 am

CPH

GEG

55h 58m

2 stops

$710United Airlines

Fri, Apr 3 - Sun, Apr 12

1:11 pm - 10:10 am

GEG

CPH

11h 59m

1 stop

1:05 pm - 5:08 pm

CPH

GEG

13h 03m

1 stop

$798Scandinavian Airlines

Tue, May 26 - Sun, Jun 7

1:11 pm - 10:10 am

GEG

CPH

11h 59m

1 stop

1:05 pm - 5:08 pm

CPH

GEG

13h 03m

1 stop

$799Scandinavian Airlines

Tue, May 26 - Sun, Jun 7

11:53 am - 11:45 am

BLI

CPH

14h 52m

2 stops

12:55 pm - 11:13 am

CPH

BLI

31h 18m

2 stops

$983Multiple Airlines

Tue, Feb 17 - Thu, Feb 26

Icelandair flights from State of Washington to Copenhagen

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

Icelandair

Mar 16

PDX3:45 pmPortland

29h 35m

1 stop

CPH5:20 amKastrup Copenhagen

Mar 31

CPH4:55 pmKastrup Copenhagen

34h 05m

1 stop

PDX6:00 pmPortland

$361

Icelandair

Feb 16

SEA2:35 pmSeattle/Tacoma Intl

29h 45m

1 stop

CPH5:20 amKastrup Copenhagen

Mar 4

CPH12:55 pmKastrup Copenhagen

13h 05m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$401

Icelandair

Apr 15

SEA3:40 pmSeattle/Tacoma Intl

21h 05m

1 stop

CPH9:45 pmKastrup Copenhagen

Apr 21

CPH4:55 pmKastrup Copenhagen

12h 45m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

$416

Lufthansa flights from State of Washington to Copenhagen

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

Lufthansa

Feb 16

SEA2:00 pmSeattle/Tacoma Intl

13h 00m

1 stop

CPH12:00 pmKastrup Copenhagen

Feb 18

CPH6:50 amKastrup Copenhagen

23h 06m

2 stops

SEA8:56 pmSeattle/Tacoma Intl

$519

Lufthansa

Feb 16

SEA2:00 pmSeattle/Tacoma Intl

14h 35m

1 stop

CPH1:35 pmKastrup Copenhagen

Feb 18

CPH8:55 amKastrup Copenhagen

13h 25m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

$522

Lufthansa

Mar 30

PDX3:15 pmPortland

16h 10m

2 stops

CPH4:25 pmKastrup Copenhagen

Apr 10

CPH12:25 pmKastrup Copenhagen

20h 33m

2 stops

PDX11:58 pmPortland

$528

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Mon 3/16

3:45 pm-5:20 am

1 stop29h 35m

Kastrup Copenhagen

Tue 3/31

4:55 pm-6:00 pm

1 stop34h 05m

$361

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 5/3

10:40 pm-6:45 am

1 stop23h 05m

Kastrup Copenhagen

Sun 5/10

9:00 am-10:05 am

1 stop34h 05m

$396

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Mon 2/16

2:35 pm-5:20 am

1 stop29h 45m

Kastrup Copenhagen

Wed 3/4

12:55 pm-5:00 pm

1 stop13h 05m

$401

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Sun 4/5

11:59 pm-1:10 pm

2 stops28h 11m

Kastrup Copenhagen

Wed 4/15

8:50 am-8:33 pm

2 stops20h 43m

$557

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Fri 4/24

7:00 am-11:30 pm

2 stops31h 30m

Kastrup Copenhagen

Wed 4/29

12:45 pm-9:16 pm

2 stops41h 31m

$583

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Sun 4/5

2:15 pm-6:15 pm

2 stops19h 00m

Kastrup Copenhagen

Wed 4/15

9:25 am-12:20 am

2 stops23h 55m

$630

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Fri 4/3

7:00 am-10:50 am

2 stops42h 50m

Kastrup Copenhagen

Sun 4/12

12:45 pm-11:43 am

2 stops55h 58m

$710

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 5/26

1:11 pm-10:10 am

1 stop11h 59m

Kastrup Copenhagen

Sun 6/7

1:05 pm-5:08 pm

1 stop13h 03m

$798

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 5/26

1:11 pm-10:10 am

1 stop11h 59m

Kastrup Copenhagen

Sun 6/7

1:05 pm-5:08 pm

1 stop13h 03m

$799

BellinghamCopenhagen

BLI - CPH

BLICPH

Bellingham

Tue 2/17

11:53 am-11:45 am

2 stops14h 52m

Kastrup Copenhagen

Thu 2/26

12:55 pm-11:13 am

2 stops31h 18m

$983

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 State of Washington to Copenhagen

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 Copenhagen?

The cheapest month to fly to Copenhagen from State of Washington is in October. Flight prices, which tend to average around $523, are often lower during this time because this is during the off-season. If you aren’t able to travel to Copenhagen during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $535.

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from State of Washington to Copenhagen is on a Monday when prices can be found for as low as $655. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from State of Washington to Copenhagen for around $737.

What is the cheapest Washington to Kastrup Copenhagen flight route?

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

How far in advance should I book a flight to Copenhagen?

You are more likely to see cheaper flights to Copenhagen from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Copenhagen for around $617 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Copenhagen from State of Washington for as low as $589 on momondo.

What cabin class options are available on Washington to Kastrup Copenhagen flights?

There are 3 cabin classes available to choose from on Washington to Kastrup Copenhagen 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 State of Washington to Copenhagen flights?

You could potentially save up to 39% on your flight if you consider stops on a State of Washington to Copenhagen flight.

Cheap State of Washington to Copenhagen flight deals and tips

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

Best Price Found	$506
Fastest flight time	9h 15m
Direct flights	Mon, Wed, Sat and Sun
Airports in Copenhagen	1 airport

The best one-way flight to Copenhagen from State of Washington in the past 72 hours is $506. The best round-trip flight deal from State of Washington to Copenhagen found on momondo in the last 72 hours is $552.

The fastest flight from State of Washington to Copenhagen takes 9h 15m

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

There is 1 airport in Copenhagen. From State of Washington there are direct flights to Kastrup Copenhagen (CPH).

Search flight deals

When did momondo last update prices for flights from Washington to Kastrup Copenhagen Airport?
Prices for flights from Washington to Kastrup Copenhagen Airport refresh daily.
How many operators does momondo search for flights from Washington to Kastrup Copenhagen Airport?
As of February 2026, there are 11 operators available to choose from for flights from Washington to Kastrup Copenhagen Airport.
How old do you have to be to fly from Washington to Kastrup Copenhagen Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Kastrup Copenhagen Airport.
What documentation or ID do you need to fly to Kastrup Copenhagen Airport?
The necessary travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from State of Washington to Copenhagen?
momondo data reveals that the most frequently booked plane model on the route from State of Washington to Copenhagen is Airbus A350-900, representing 45.00% of all bookings. The subsequent popular models are Airbus A330-900neo at 18.53%, Boeing 787-9 Dreamliner at 6.76%, and Airbus A330-300 at 6.18%.

Best airlines flying from State of Washington to Copenhagen

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

Airline	Rating	Free Cancellation	Price
Finnair	PriceFrom $385	Free Cancellation	Rating 7.6 1,357 reviews	Search Finnair flights
Air France	PriceFrom $418	Free Cancellation	Rating 7.4 1,532 reviews	Search Air France flights
Icelandair	PriceFrom $422	Free Cancellation	Rating 7.1 606 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $497	Free Cancellation	Rating 7.3 1,677 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $506	Free Cancellation	Rating 6.7 7,716 reviews	Search British Airways flights
Delta	PriceFrom $531	Free Cancellation	Rating 7.9 8,149 reviews	Search Delta flights
Lufthansa	PriceFrom $535	Free Cancellation	Rating 6.8 7,761 reviews	Search Lufthansa flights
United Airlines	PriceFrom $535	Free Cancellation	Rating 7.4 9,236 reviews	Search United Airlines flights
Air Canada	PriceFrom $536	Free Cancellation	Rating 7.1 10,690 reviews	Search Air Canada flights
KLM	PriceFrom $540	Free Cancellation	Rating 7.7 1,449 reviews	Search KLM flights

Kastrup

Roskilde

Why use momondo?

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

It is quick and easy to find Washington to Copenhagen flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Copenhagen that suits you.

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

Yes. momondo allows you to filter the results for Washington to Copenhagen flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Washington and Copenhagen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your Copenhagen trip

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Cheap flights from Washington to Copenhagen from $206

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Copenhagen departing on 4/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Icelandair flights from State of Washington to Copenhagen

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

Lufthansa flights from State of Washington to Copenhagen

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

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Copenhagen that are best for you.

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How to get the cheapest flight ticket from State of Washington to Copenhagen

What is the cheapest month to fly to Copenhagen?

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from State of Washington to Copenhagen is on a Monday when prices can be found for as low as $655. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from State of Washington to Copenhagen for around $737.

What is the cheapest Washington to Kastrup Copenhagen flight route?

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

How far in advance should I book a flight to Copenhagen?

What cabin class options are available on Washington to Kastrup Copenhagen flights?

There are 3 cabin classes available to choose from on Washington to Kastrup Copenhagen 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 State of Washington to Copenhagen flights?

You could potentially save up to 39% on your flight if you consider stops on a State of Washington to Copenhagen flight.

What is the cheapest airline that flies from Washington to Kastrup Copenhagen?

Icelandair, Scandinavian Airlines, and Virgin Atlantic are the most popular carriers operating from Washington to Kastrup Copenhagen

What airlines fly to Copenhagen?

How long does it take to fly to Copenhagen?

Cheap State of Washington to Copenhagen flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Copenhagen

When did momondo last update prices for flights from Washington to Kastrup Copenhagen Airport?

How many operators does momondo search for flights from Washington to Kastrup Copenhagen Airport?

How old do you have to be to fly from Washington to Kastrup Copenhagen Airport?

What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

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

Best airlines flying from State of Washington to Copenhagen

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

Traveling to a place near Copenhagen?

Why use momondo?

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

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

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

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

An easier way to manage your Copenhagen 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 Denmark

Airports servicing Denmark

Fly your favorite airline to Copenhagen

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Copenhagen

List of cabin classes available on flights landing in Copenhagen. Availability may vary depending on flight origin and airline.

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