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 52% 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 14h 05m.

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

Icelandair, Delta, and KLM are the most popular carriers operating from Washington to Kastrup Copenhagen

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 March 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.

$97 Cheap Flights from Washington to Copenhagen in 2026

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Find the cheapest flights from Washington to Copenhagen

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 12:55 pm

SEA

CPH

12h 15m

1 stop

7:20 am - 8:40 pm

CPH

SEA

22h 20m

1 stop

$459Icelandair

Mon, Apr 13 - Sun, Apr 26

7:00 pm - 9:45 pm

SEA

CPH

17h 45m

1 stop

7:20 am - 11:45 am

CPH

SEA

13h 25m

1 stop

$463Icelandair

Wed, May 13 - Wed, May 27

7:00 pm - 3:55 pm

SEA

CPH

11h 55m

1 stop

10:35 pm - 5:55 pm

CPH

SEA

28h 20m

1 stop

$465Icelandair

Sun, May 3 - Wed, May 13

7:00 pm - 12:55 pm

SEA

CPH

32h 55m

1 stop

2:00 pm - 8:40 pm

CPH

SEA

15h 40m

1 stop

$466Icelandair

Fri, May 1 - Fri, May 8

12:45 pm - 3:40 pm

GEG

CPH

17h 55m

2 stops

8:50 am - 8:47 pm

CPH

GEG

20h 57m

2 stops

$783Multiple Airlines

Mon, Aug 24 - Tue, Sep 8

5:00 am - 8:55 am

GEG

CPH

18h 55m

2 stops

12:25 pm - 10:35 am

CPH

GEG

31h 10m

2 stops

$785United Airlines

Tue, Aug 25 - Wed, Aug 26

12:57 pm - 11:30 pm

GEG

CPH

25h 33m

2 stops

6:20 am - 10:22 pm

CPH

GEG

25h 02m

2 stops

$793Lufthansa

Tue, Aug 25 - Tue, Sep 8

1:19 pm - 4:15 pm

GEG

CPH

17h 56m

2 stops

8:50 am - 8:47 pm

CPH

GEG

20h 57m

2 stops

$794Multiple Airlines

Tue, Sep 1 - Tue, Sep 15

5:00 am - 8:55 am

GEG

CPH

18h 55m

2 stops

12:45 pm - 2:58 pm

CPH

GEG

35h 13m

2 stops

$814United Airlines

Tue, Aug 25 - Tue, Sep 8

1:38 pm - 10:50 am

GEG

CPH

36h 12m

2 stops

12:45 pm - 10:22 pm

CPH

GEG

42h 37m

2 stops

$824Air Canada

Tue, Aug 25 - Tue, Sep 8

Lufthansa flights from State of Washington to Copenhagen

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

Lufthansa

May 13

SEA6:50 pmSeattle/Tacoma Intl

14h 50m

1 stop

CPH6:40 pmKastrup Copenhagen

Jun 2

CPH8:40 amKastrup Copenhagen

17h 19m

1 stop

SEA4:59 pmSeattle/Tacoma Intl

$501

Lufthansa

May 6

SEA6:50 pmSeattle/Tacoma Intl

12h 35m

1 stop

CPH4:25 pmKastrup Copenhagen

May 13

CPH6:20 amKastrup Copenhagen

15h 00m

1 stop

SEA12:20 pmSeattle/Tacoma Intl

$504

Lufthansa

May 6

SEA6:50 pmSeattle/Tacoma Intl

12h 35m

1 stop

CPH4:25 pmKastrup Copenhagen

May 13

CPH8:40 amKastrup Copenhagen

17h 19m

1 stop

SEA4:59 pmSeattle/Tacoma Intl

$518

Virgin Atlantic flights from State of Washington to Copenhagen

Our best Virgin Atlantic deals on State of Washington to Copenhagen flight tickets

Virgin Atlantic

Apr 13

PDX7:00 amPortland

14h 45m

1 stop

CPH6:45 amKastrup Copenhagen

Apr 27

CPH9:00 amKastrup Copenhagen

22h 16m

1 stop

PDX10:16 pmPortland

$613

Virgin Atlantic

May 10

PDX11:03 pmPortland

22h 42m

1 stop

CPH6:45 amKastrup Copenhagen

May 15

CPH9:00 amKastrup Copenhagen

21h 00m

1 stop

PDX9:00 pmPortland

$628

Virgin Atlantic

Apr 18

PDX5:59 pmPortland

27h 46m

2 stops

CPH6:45 amKastrup Copenhagen

Apr 23

CPH9:00 amKastrup Copenhagen

22h 16m

1 stop

PDX10:16 pmPortland

$656

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

Cheapest round-trip

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Mon 4/13

3:40 pm-12:55 pm

1 stop12h 15m

Kastrup Copenhagen

Sun 4/26

7:20 am-8:40 pm

1 stop22h 20m

$459

Quickest round-trip

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 5/13

7:00 pm-9:45 pm

1 stop17h 45m

Kastrup Copenhagen

Wed 5/27

7:20 am-11:45 am

1 stop13h 25m

$463

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 5/3

7:00 pm-3:55 pm

1 stop11h 55m

Kastrup Copenhagen

Wed 5/13

10:35 pm-5:55 pm

1 stop28h 20m

$465

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Fri 5/1

7:00 pm-12:55 pm

1 stop32h 55m

Kastrup Copenhagen

Fri 5/8

2:00 pm-8:40 pm

1 stop15h 40m

$466

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Mon 8/24

12:45 pm-3:40 pm

2 stops17h 55m

Kastrup Copenhagen

Tue 9/8

8:50 am-8:47 pm

2 stops20h 57m

$783

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 8/25

5:00 am-8:55 am

2 stops18h 55m

Kastrup Copenhagen

Wed 8/26

12:25 pm-10:35 am

2 stops31h 10m

$785

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 8/25

12:57 pm-11:30 pm

2 stops25h 33m

Kastrup Copenhagen

Tue 9/8

6:20 am-10:22 pm

2 stops25h 02m

$793

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 9/1

1:19 pm-4:15 pm

2 stops17h 56m

Kastrup Copenhagen

Tue 9/15

8:50 am-8:47 pm

2 stops20h 57m

$794

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 8/25

5:00 am-8:55 am

2 stops18h 55m

Kastrup Copenhagen

Tue 9/8

12:45 pm-2:58 pm

2 stops35h 13m

$814

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 8/25

1:38 pm-10:50 am

2 stops36h 12m

Kastrup Copenhagen

Tue 9/8

12:45 pm-10:22 pm

2 stops42h 37m

$824

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 February. Flight prices, which tend to average around $447, 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 February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $523.

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 $640. 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 $720.

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 $605 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 $603 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 62% 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	$397
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 $397. The best round-trip flight deal from State of Washington to Copenhagen found on momondo in the last 72 hours is $601.

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 March 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 40.03% of all bookings. The subsequent popular models are Airbus A330-900neo at 18.20%, Boeing 787-9 Dreamliner at 10.44%, and Boeing 787-10 Dreamliner at 7.75%.

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
SWISS	PriceFrom $371	Free Cancellation	Rating 7.5 1,906 reviews	Search SWISS flights
Finnair	PriceFrom $385	Free Cancellation	Rating 7.7 1,374 reviews	Search Finnair flights
Icelandair	PriceFrom $420	Free Cancellation	Rating 7.0 627 reviews	Search Icelandair flights
Air France	PriceFrom $469	Free Cancellation	Rating 7.4 1,555 reviews	Search Air France flights
Scandinavian Airlines	PriceFrom $498	Free Cancellation	Rating 7.3 1,725 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $506	Free Cancellation	Rating 7.9 8,358 reviews	Search Delta flights
British Airways	PriceFrom $506	Free Cancellation	Rating 6.7 7,825 reviews	Search British Airways flights
KLM	PriceFrom $528	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
Lufthansa	PriceFrom $530	Free Cancellation	Rating 6.8 7,872 reviews	Search Lufthansa flights
United Airlines	PriceFrom $535	Free Cancellation	Rating 7.4 9,501 reviews	Search United Airlines flights

Kastrup

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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 $97

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 5/29. 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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Lufthansa flights from State of Washington to Copenhagen

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

Virgin Atlantic flights from State of Washington to Copenhagen

Our best Virgin Atlantic 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.

See travel insights to Copenhagen from

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?

What is the cheapest Washington to Kastrup Copenhagen flight route?

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

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

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

What is the cheapest airline that flies 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

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?

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.

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Find better results for your trip to Denmark

Airports servicing Denmark

Fly your favorite airline to Copenhagen

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

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