Seattle

$384+ Cheap flights from Denmark to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SEA
Feb 25 — Mar 41
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Cheap flight deals from Denmark to Seattle

Keep the following information in mind while searching for Denmark to Seattle flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$443
(Ticket)

One-way from

$384
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$459

Good round-trip deal

$909 or less

Good one-way deal

$789 or less
Provider with most accurate pricing for Kastrup Copenhagen-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Kastrup Copenhagen-Seattle/Tacoma Intl flights.
From Denmark to Seattle/Tacoma Intl
One-way flight from Denmark to Seattle/Tacoma Intl
Highest demand for flights based on searches. 17% potential increase in price ($122 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Average for round-trip flights in February 2025
Price to beat on a round-trip flight from Denmark to Seattle/Tacoma Intl.
Price to beat on a one-way flight from Denmark to Seattle/Tacoma Intl.

Find flight deals from Denmark to Seattle

Cheapest flights from Denmark to Seattle
Explore the most affordable flight options available from Denmark to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Ticket deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/86:10 amCPH - SEA
1 stop14h 10mBritish Airways
Mon 3/247:50 pmSEA - CPH
1 stop34h 30mBritish Airways
Deal found 2/20$443
This Expedia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/86:10 amCPH - SEA
1 stop14h 10mMultiple Airlines
Mon 3/247:50 pmSEA - CPH
1 stop13h 35mMultiple Airlines
Deal found 2/20$470
This Ticket deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:00 pmCPH - SEA
1 stop15h 40mIcelandair
Sun 9/287:00 pmSEA - CPH
1 stop17h 45mIcelandair
Deal found 2/20$486
This ResecentrumGruppen deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2111:15 amCPH - SEA
1 stop18h 15mAir Canada
Thu 3/276:05 amSEA - CPH
1 stop19h 00mAir Canada
Deal found 2/20$495
This Ovago deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/276:05 amCPH - SEA
2 stops19h 50mFinnair
Sun 4/278:20 pmSEA - CPH
1 stop29h 30mFinnair
Deal found 2/20$501
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1412:20 pmCPH - SEA
1 stop16h 11mUnited Airlines
Sat 9/275:00 pmSEA - CPH
2 stops29h 10mUnited Airlines
Deal found 2/20$531
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:30 amBLL - SEA
1 stop14h 40mUnited Airlines
Wed 3/263:00 pmSEA - BLL
1 stop14h 15mUnited Airlines
Deal found 2/20$538
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/141:30 pmCPH - SEA
1 stop13h 50mAmerican Airlines
Wed 10/16:26 amSEA - CPH
2 stops21h 39mAmerican Airlines
Deal found 2/20$542
This Lufthansa deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1912:20 pmCPH - SEA
2 stops20h 48mLufthansa
Sun 9/286:50 pmSEA - CPH
1 stop12h 30mLufthansa
Deal found 2/20$558
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:00 amCPH - SEA
2 stops22h 22mDelta
Wed 9/2412:40 amSEA - CPH
1 stop24h 25mDelta
Deal found 2/20$643
This Lufthansa deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:30 amBLL - SEA
2 stops19h 55mLufthansa
Wed 3/268:10 amSEA - BLL
2 stops17h 55mLufthansa
Deal found 2/20$722
This Cheapflightsfares deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/232:20 pmCPH - SEA
1 stop17h 05mScandinavian Airlines
Fri 6/64:00 pmSEA - CPH
Nonstop9h 30mScandinavian Airlines
Deal found 2/20$727

Find flights from Denmark to Seattle within your budget

Customize your flight search to find flights from Denmark to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Denmark

Fly to

Seattle

Route

Depart

Return

Price

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 3/8

6:10 am-11:20 am

1 stop14h 10m

Seattle/Tacoma Intl

Mon 3/24

7:50 pm-2:20 pm

1 stop34h 30m

$443

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 3/8

6:10 am-11:20 am

1 stop14h 10m

Seattle/Tacoma Intl

Mon 3/24

7:50 pm-5:25 pm

1 stop13h 35m

$470

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 3/21

11:15 am-9:30 pm

1 stop18h 15m

Seattle/Tacoma Intl

Thu 3/27

6:05 am-9:05 am

1 stop19h 00m

$495

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 3/27

6:05 am-5:55 pm

2 stops19h 50m

Seattle/Tacoma Intl

Sun 4/27

8:20 pm-10:50 am

1 stop29h 30m

$501

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 5/23

2:00 pm-8:40 pm

1 stop15h 40m

Seattle/Tacoma Intl

Fri 6/6

7:00 pm-9:45 pm

1 stop17h 45m

$518

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 3/28

11:15 am-6:45 pm

2 stops39h 30m

Seattle/Tacoma Intl

Thu 4/3

2:15 pm-6:25 pm

1 stop19h 10m

$531

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 3/21

6:50 am-1:10 pm

1 stop14h 20m

Seattle/Tacoma Intl

Thu 3/27

3:00 pm-1:30 pm

1 stop14h 30m

$533

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 3/20

6:30 am-1:10 pm

1 stop14h 40m

Seattle/Tacoma Intl

Wed 3/26

3:00 pm-1:15 pm

1 stop14h 15m

$538

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 3/20

6:30 am-6:25 pm

2 stops19h 55m

Seattle/Tacoma Intl

Wed 3/26

8:10 am-10:05 am

2 stops17h 55m

$722

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 5/23

2:20 pm-10:25 pm

1 stop17h 05m

Seattle/Tacoma Intl

Fri 6/6

4:00 pm-10:30 am

Nonstop9h 30m

$727

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 22 results
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Best time to book a flight from Denmark to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Denmark with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Denmark to Seattle

Get recent, data-driven insights about flights from Denmark to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Denmark to Seattle?

Currently, January is the cheapest month in which you can book a flight from Denmark to Seattle (average of $238). Flying from Denmark to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DK to SEA?

Find hourly flight availability from Denmark to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denmark to Seattle as you normally would.

What is the cheapest day to fly from Denmark to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Denmark to Seattle. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Denmark to Seattle flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Finnair, United Airlines and Scandinavian Airlines from Denmark to Seattle by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Related info for your journey

Find useful and relevant information for your journey from Denmark to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Seattle from Denmark?

    For a flight from Denmark to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • What are the cheapest airlines to fly from Denmark to Seattle one-way?

    The cheapest airlines for a one-way flight from Denmark to Seattle are Icelandair ($500), Finnair ($523), and British Airways ($527).

  • What are the most popular routes from Denmark to Seattle?

  • What are the cheapest flights from Denmark to Seattle?

    While on average a flight from Denmark to Seattle is generally $967, our data shows the cheapest flight currently is $704. When looking at the most popular route, (Kastrup Copenhagen - Seattle/Tacoma Intl), you can expect to pay $431 for that flight.

  • Can I find deals for flights from Denmark to Seattle that include hotel bookings?

    Yes. In addition to deals on Denmark to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denmark to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denmark to Seattle.

  • Can I find deals for business class flights from Denmark to Seattle?

    Yes. Cheapflights offers flight deals from Denmark to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denmark to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Denmark to Seattle (average of $238). Flying from Denmark to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denmark?

Book flights to Denmark if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Federal Way
Centralia
Marysville
Cle Elum
Mukilteo
Aberdeen
Lakewood
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Denmark to Seattle

Discover the top 9 airlines that operate flights from Denmark to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$423Average$641FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$426Average$535FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$426Average$581FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$456Average$603FlexibilityNo cancel feeOn-time71%
KLMCheapest$468Average$552FlexibilityNo cancel feeOn-time75%
DeltaCheapest$472Average$632FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$483Average$679FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$499Average$611FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$594Average$909FlexibilityNo cancel feeOn-time77%
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