What airlines fly to Seattle?

Lufthansa, Icelandair and Scandinavian Airlines are the top three most popular airlines that fly to Seattle from Denmark according to our data. Lufthansa is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

How many flights depart from Denmark to Seattle on average per week?

As of July 2025, there are 10 flights per week flying from Denmark to Seattle. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

What is the cheapest airline that flies from Denmark to Seattle/Tacoma Intl?

Lufthansa, SWISS, and Icelandair are the most popular carriers operating from Denmark to Seattle/Tacoma Intl

How many flights depart from Denmark to Seattle on average per day?

As of July 2025, 1 flights take off from Denmark and land in Seattle each day. The most common flight departure time for this route is 1:00PM, with 100% of daily flights taking off in the afternoon.

How long does it take to fly to Seattle?

Flight times vary depending on what airport in Denmark you fly out of and what airport in Seattle you fly into. For example, flying from Copenhagen to Seattle takes 9h 45m on average. On the other hand, flying from Aalborg to Seattle takes 14h 35m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Denmark to Seattle/Tacoma Intl Airport?

Prices for flights from Denmark to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Denmark to Seattle/Tacoma Intl Airport?

There are 6 operators available for flights from Denmark to Seattle/Tacoma Intl Airport as of July 2025.

How old do you have to be to fly from Denmark to Seattle/Tacoma Intl Airport?

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 Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$425 Cheap Flights from Denmark to Seattle in 2025

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Find the cheapest flights from Denmark to Seattle

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Denmark to Seattle

6:00 am - 11:55 amBLL-SEA

14h 55m1 stop

7:00 am - 2:05 pmSEA-BLL

22h 05m2 stops

$473Lufthansa

Find Deal

Thu, Sep 25 - Wed, Oct 1

6:00 am - 11:55 amBLL-SEA

14h 55m1 stop

2:20 pm - 6:05 pmSEA-BLL

18h 45m1 stop

$476Lufthansa

Find Deal

Thu, Sep 25 - Wed, Oct 1

6:10 am - 11:59 pmCPH-SEA

26h 49m2 stops

12:05 pm - 10:50 amSEA-CPH

13h 45m1 stop

$506United Airlines

Find Deal

Mon, Aug 18 - Mon, Aug 25

6:10 am - 11:59 pmCPH-SEA

26h 49m2 stops

12:05 pm - 10:50 amSEA-CPH

13h 45m1 stop

$509United Airlines

Find Deal

Mon, Aug 18 - Mon, Aug 25

10:35 pm - 8:40 pmCPH-SEA

31h 05m1 stop

7:00 pm - 9:45 pmSEA-CPH

17h 45m1 stop

$521Icelandair

Find Deal

Sat, Oct 11 - Sat, Oct 18

7:20 am - 11:25 amCPH-SEA

13h 05m1 stop

11:30 pm - 9:45 pmSEA-CPH

13h 15m1 stop

$540Icelandair

Find Deal

Fri, Aug 29 - Fri, Sep 12

6:30 am - 1:50 pmAAR-SEA

16h 20m1 stop

4:00 pm - 11:45 pmSEA-AAR

22h 45m1 stop

$765Scandinavian Airlines

Find Deal

Mon, Aug 18 - Fri, Aug 22

6:30 pm - 2:38 pmAAR-SEA

53h 08m2 stops

4:00 pm - 12:10 pmSEA-AAR

11h 10m1 stop

$801Scandinavian Airlines

Find Deal

Mon, Aug 18 - Fri, Aug 22

5:05 pm - 11:35 amBLL-SEA

27h 30m1 stop

11:10 pm - 7:45 pmSEA-BLL

36h 35m2 stops

$3,952British Airways

Find Deal

Wed, Oct 1 - Sat, Oct 25

5:05 pm - 11:35 amBLL-SEA

27h 30m1 stop

10:39 am - 3:35 pmSEA-BLL

19h 56m2 stops

$3,957British Airways

Find Deal

Tue, Sep 30 - Fri, Oct 24

Icelandair flights from Denmark to Seattle

Our best Icelandair deals on Denmark to Seattle flight tickets

Icelandair

Oct 11

CPH10:35 pmKastrup Copenhagen

31h 05m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

Oct 18

SEA7:00 pmSeattle/Tacoma Intl

17h 45m

1 stop

CPH9:45 pmKastrup Copenhagen

$521

Find similar

Icelandair

Aug 29

CPH7:20 amKastrup Copenhagen

13h 05m

1 stop

SEA11:25 amSeattle/Tacoma Intl

Sep 12

SEA11:30 pmSeattle/Tacoma Intl

13h 15m

1 stop

CPH9:45 pmKastrup Copenhagen

$540

Find similar

Icelandair

Aug 29

CPH4:45 pmKastrup Copenhagen

12h 55m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

Sep 12

SEA11:30 pmSeattle/Tacoma Intl

13h 15m

1 stop

CPH9:45 pmKastrup Copenhagen

$552

Find similar

Air Canada flights from Denmark to Seattle

Our best Air Canada deals on Denmark to Seattle flight tickets

Air Canada

Sep 24

CPH6:10 amKastrup Copenhagen

17h 06m

2 stops

SEA2:16 pmSeattle/Tacoma Intl

Sep 28

SEA7:15 amSeattle/Tacoma Intl

14h 55m

1 stop

CPH7:10 amKastrup Copenhagen

$485

Find similar

Air Canada

Sep 12

CPH6:10 amKastrup Copenhagen

25h 06m

2 stops

SEA10:16 pmSeattle/Tacoma Intl

Sep 19

SEA2:55 pmSeattle/Tacoma Intl

31h 15m

2 stops

CPH7:10 amKastrup Copenhagen

$486

Find similar

Air Canada

Oct 18

CPH6:10 amKastrup Copenhagen

21h 26m

2 stops

SEA6:36 pmSeattle/Tacoma Intl

Oct 24

SEA7:30 amSeattle/Tacoma Intl

18h 20m

1 stop

CPH10:50 amKastrup Copenhagen

$489

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 9/25

6:00 am-11:55 am

1 stop14h 55m

Seattle/Tacoma Intl

Wed 10/1

7:00 am-2:05 pm

2 stops22h 05m

$473

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 9/25

6:00 am-11:55 am

1 stop14h 55m

Seattle/Tacoma Intl

Wed 10/1

2:20 pm-6:05 pm

1 stop18h 45m

$476

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Mon 8/18

6:10 am-11:59 pm

2 stops26h 49m

Seattle/Tacoma Intl

Mon 8/25

12:05 pm-10:50 am

1 stop13h 45m

$506

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Mon 8/18

6:10 am-11:59 pm

2 stops26h 49m

Seattle/Tacoma Intl

Mon 8/25

12:05 pm-10:50 am

1 stop13h 45m

$509

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 10/11

10:35 pm-8:40 pm

1 stop31h 05m

Seattle/Tacoma Intl

Sat 10/18

7:00 pm-9:45 pm

1 stop17h 45m

$521

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 8/29

7:20 am-11:25 am

1 stop13h 05m

Seattle/Tacoma Intl

Fri 9/12

11:30 pm-9:45 pm

1 stop13h 15m

$540

AarhusSeattle

AAR - SEA

AARSEA

Aarhus

Mon 8/18

6:30 am-1:50 pm

1 stop16h 20m

Seattle/Tacoma Intl

Fri 8/22

4:00 pm-11:45 pm

1 stop22h 45m

$765

AarhusSeattle

AAR - SEA

AARSEA

Aarhus

Mon 8/18

6:30 pm-2:38 pm

2 stops53h 08m

Seattle/Tacoma Intl

Fri 8/22

4:00 pm-12:10 pm

1 stop11h 10m

$801

BillundSeattle

BLL - SEA

BLLSEA

Billund

Wed 10/1

5:05 pm-11:35 am

1 stop27h 30m

Seattle/Tacoma Intl

Sat 10/25

11:10 pm-7:45 pm

2 stops36h 35m

$3,952

BillundSeattle

BLL - SEA

BLLSEA

Billund

Tue 9/30

5:05 pm-11:35 am

1 stop27h 30m

Seattle/Tacoma Intl

Fri 10/24

10:39 am-3:35 pm

2 stops19h 56m

$3,957

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How to get the cheapest flight ticket from Denmark to Seattle

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 Seattle?

In general, February is the cheapest month to fly from Denmark to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $456. If you don’t want to visit Seattle in February, then you should wait until January to fly from Denmark, when ticket prices are also cheap, with an average price of $490.

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

On average, the least expensive day to fly to Seattle from Denmark is on a Saturday. momondo users have found tickets for Saturday departures for as low as $649. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Denmark because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,049.

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

Flying to Seattle from Denmark in the evening is the least expensive time of day to depart. momondo users have found prices as low as $563 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $910. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Denmark to Seattle/Tacoma Intl flight route?

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

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

You are more likely to see cheaper flights to Seattle from Denmark when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $612 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Denmark for as low as $553 on momondo.

What cabin class options are available on Denmark to Seattle/Tacoma Intl flights?

There are 3 cabin classes available to choose from on Denmark to Seattle/Tacoma Intl 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 Seattle flights?

You could potentially save up to 26% on your flight if you consider stops on a Denmark to Seattle flight.

Cheap Denmark to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denmark to Seattle

Best Price Found	$425
Fastest flight time	9h 45m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Seattle	1 airport

The best one-way flight to Seattle from Denmark in the past 72 hours is $425. The best round-trip flight deal from Denmark to Seattle found on momondo in the last 72 hours is $473.

The fastest flight from Denmark to Seattle takes 9h 45m

Direct flights go from Denmark to Seattle on Monday, Tuesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: Delta and Scandinavian Airlines.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

When did momondo last update prices for flights from Denmark to Seattle/Tacoma Intl Airport?
Prices for flights from Denmark to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denmark to Seattle/Tacoma Intl Airport?
There are 6 operators available for flights from Denmark to Seattle/Tacoma Intl Airport as of July 2025.
How old do you have to be to fly from Denmark to Seattle/Tacoma Intl Airport?
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 Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport. 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 Seattle?
Based on momondo bookings for flights between Denmark and Seattle, the leading plane model is Airbus A350-900, making up 93.04% of the total bookings. Other popular models include Airbus A330-300 with 6.96%.

Best airlines flying from Denmark to Seattle

Compare and see reviews for airlines that fly from Denmark to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $432	Free Cancellation	Rating 7.0 520 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 6.6 7,222 reviews	Search British Airways flights
Lufthansa	PriceFrom $483	Free Cancellation	Rating 6.8 7,275 reviews	Search Lufthansa flights
United Airlines	PriceFrom $516	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $600	Free Cancellation	Rating 7.3 1,457 reviews	Search Scandinavian Airlines flights

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Olympia

Renton

Kent

Federal Way

Puyallup

Lynnwood

Marysville

Tukwila

Kirkland

Lakewood

Fife

Centralia

Cle Elum

Shoreline

Westport

Redmond

Why use momondo?

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

It is quick and easy to find Denmark to Seattle 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 Seattle that suits you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Denmark.

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

Yes momondo offers price alerts on flights to Seattle from Denmark. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Denmark to Seattle from $425

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 Seattle departing on 9/17. 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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Big names and deals

Filter for what you want

Filter for what you want

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Trusted and free

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Find the cheapest flights from Denmark to Seattle

Recent round-trip flight deals from Denmark to Seattle

Recent one-way flight deals from Denmark to Seattle

Recent last minute flight deals from Denmark to Seattle

Recent direct flight deals from Denmark to Seattle

Icelandair flights from Denmark to Seattle

Our best Icelandair deals on Denmark to Seattle flight tickets

Air Canada flights from Denmark to Seattle

Our best Air Canada deals on Denmark to Seattle flight tickets

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How to get the cheapest flight ticket from Denmark to Seattle

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 Seattle?

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

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

What is the cheapest Denmark to Seattle/Tacoma Intl flight route?

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

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

What cabin class options are available on Denmark to Seattle/Tacoma Intl flights?

There are 3 cabin classes available to choose from on Denmark to Seattle/Tacoma Intl 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 Seattle flights?

You could potentially save up to 26% on your flight if you consider stops on a Denmark to Seattle flight.

What is the cheapest airline that flies from Denmark to Seattle/Tacoma Intl?

Lufthansa, SWISS, and Icelandair are the most popular carriers operating from Denmark to Seattle/Tacoma Intl

What airlines fly to Seattle?

How many flights depart from Denmark to Seattle on average per day?

As of July 2025, 1 flights take off from Denmark and land in Seattle each day. The most common flight departure time for this route is 1:00PM, with 100% of daily flights taking off in the afternoon.

How many flights depart from Denmark to Seattle on average per week?

As of July 2025, there are 10 flights per week flying from Denmark to Seattle. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

How long does it take to fly to Seattle?

Cheap Denmark to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denmark to Seattle

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

When did momondo last update prices for flights from Denmark to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from Denmark to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from Denmark to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from Denmark to Seattle?

Best airlines flying from Denmark to Seattle

Compare and see reviews for airlines that fly from Denmark to Seattle with momondo

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle 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 the United States

Airports servicing Washington