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$345+ Cheap flights from Denmark to Washington

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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SEA
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Denmark to Washington

Keep the following information in mind while searching for Denmark to Washington flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$496
(Booking.com)

One-way from

$345
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$608

Good one-way deal

$610 or less
Provider with most accurate pricing for Kastrup Copenhagen-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Kastrup Copenhagen-Seattle/Tacoma Intl flights.
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From Denmark to Washington
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One-way flight from Denmark to Washington
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Highest demand for flights based on searches. 18% potential increase in price ($137 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a one-way flight from Denmark to Washington.
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Find flight deals from Denmark to Washington

Cheapest flights from Denmark to Washington
Explore the most affordable flight options available from Denmark to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2310:35 pmCPH - SEA
1 stop21h 50mIcelandair
Fri 6/611:30 pmSEA - CPH
1 stop21h 50mIcelandair
Deal found 4/1$496
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/277:00 amCPH - SEA
1 stop13h 30mMultiple Airlines
Sat 5/31:35 pmSEA - CPH
1 stop14h 00mMultiple Airlines
Deal found 4/1$515
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2710:20 amCPH - SEA
2 stops21h 49mBritish Airways
Sat 5/31:35 pmSEA - CPH
1 stop14h 00mBritish Airways
Deal found 4/1$518
This Lufthansa deal was found by Cheapflights users on 4/1. 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 5/166:00 amBLL - SEA
1 stop15h 25mLufthansa
Fri 5/236:50 pmSEA - BLL
1 stop32h 35mLufthansa
Deal found 4/1$531
This United Airlines deal was found by Cheapflights users on 4/2. 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 10/2312:25 pmCPH - SEA
1 stop31h 49mUnited Airlines
Mon 10/277:12 amSEA - CPH
2 stops22h 48mUnited Airlines
Deal found 4/2$556
This flygcity.se deal was found by Cheapflights users on 4/1. 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 flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2312:50 pmCPH - SEA
1 stop30h 55mAir Canada
Fri 6/67:20 amSEA - CPH
2 stops18h 45mAir Canada
Deal found 4/1$557
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 10/237:05 amCPH - SEA
2 stops21h 01mAmerican Airlines
Mon 10/273:13 pmSEA - CPH
2 stops18h 12mAmerican Airlines
Deal found 4/1$572
This Lufthansa deal was found by Cheapflights users on 4/1. 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 5/236:05 amCPH - SEA
2 stops15h 20mLufthansa
Fri 6/66:50 pmSEA - CPH
1 stop19h 40mLufthansa
Deal found 4/1$592
This Air Canada deal was found by Cheapflights users on 4/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/169:40 amBLL - SEA
2 stops18h 57mMultiple Airlines
Fri 5/235:30 amSEA - BLL
2 stops23h 30mMultiple Airlines
Deal found 4/1$603
This Ticket deal was found by Cheapflights users on 4/1. 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 5/282:15 pmCPH - SEA
1 stop18h 02mScandinavian Airlines
Sun 6/14:00 pmSEA - CPH
Nonstop9h 30mScandinavian Airlines
Deal found 4/1$629
This SWISS deal was found by Cheapflights users on 4/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/219:40 amCPH - SEA
1 stop14h 15mSWISS
Tue 8/512:40 pmSEA - CPH
2 stops49h 45mSWISS
Deal found 4/1$732
This Delta deal was found by Cheapflights users on 4/1. 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.
Wed 4/96:00 amCPH - PDX
1 stop14h 20mDelta
Thu 8/286:15 amPDX - CPH
1 stop18h 50mDelta
Deal found 4/1$743

Cheapflights Fare Finder

Customize your flight search to find flights from Denmark to Washington 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 April 2, 2025.
Use the filters below to find and compare flights from Denmark to Washington that are best for you.

Fly from

Denmark

Fly to

Washington

Route

Depart

Return

Price

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 5/23

10:35 pm-11:25 am

1 stop21h 50m

Seattle/Tacoma Intl

Fri 6/6

11:30 pm-6:20 am

1 stop21h 50m

$496

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 4/27

7:00 am-11:30 am

1 stop13h 30m

Seattle/Tacoma Intl

Sat 5/3

1:35 pm-12:35 pm

1 stop14h 00m

$515

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 4/27

10:20 am-11:09 pm

2 stops21h 49m

Seattle/Tacoma Intl

Sat 5/3

1:35 pm-12:35 pm

1 stop14h 00m

$518

BillundSeattle

BLL - SEA

BLLSEA

Billund

Fri 5/16

6:00 am-12:25 pm

1 stop15h 25m

Seattle/Tacoma Intl

Fri 5/23

6:50 pm-12:25 pm

1 stop32h 35m

$531

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 5/23

12:50 pm-10:45 am

1 stop30h 55m

Seattle/Tacoma Intl

Fri 6/6

7:20 am-11:05 am

2 stops18h 45m

$557

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 5/16

12:50 pm-10:45 am

1 stop30h 55m

Seattle/Tacoma Intl

Fri 5/23

5:35 am-6:25 pm

2 stops27h 50m

$562

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Fri 5/23

6:05 am-12:25 pm

2 stops15h 20m

Seattle/Tacoma Intl

Fri 6/6

6:50 pm-11:30 pm

1 stop19h 40m

$592

BillundSeattle

BLL - SEA

BLLSEA

Billund

Fri 5/16

9:40 am-7:37 pm

2 stops18h 57m

Seattle/Tacoma Intl

Fri 5/23

5:30 am-2:00 pm

2 stops23h 30m

$603

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Wed 5/28

2:15 pm-11:17 pm

1 stop18h 02m

Seattle/Tacoma Intl

Sun 6/1

4:00 pm-10:30 am

Nonstop9h 30m

$629

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Mon 7/21

9:40 am-2:55 pm

1 stop14h 15m

Seattle/Tacoma Intl

Tue 8/5

12:40 pm-11:25 pm

2 stops49h 45m

$732

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 33 results
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Best time to book a flight from Denmark to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Denmark to Washington

What is the cheapest month to book a flight from Denmark to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Denmark to State of Washington (average of $238). Flying from Denmark to State of Washington 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 WA?

Find hourly flight availability from Denmark to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

When flying from Denmark to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington 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 State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated April 2, 2025.
Peruse reviews from past customers who have flown with Finnair, SWISS and United Airlines from Denmark to Washington to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,267 reviews

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Boarding

7.6

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
Finnair
7.6
Good
1,267 reviews
Finnair
7.6
Good
1,267 reviews

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Boarding

7.6

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
SWISS
7.5
Good
1,572 reviews
Finnair
7.6
Good
1,267 reviews

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Boarding

7.6

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
United Airlines
7.4
Good
8,615 reviews
Finnair
7.6
Good
1,267 reviews

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Boarding

7.6

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
Virgin Atlantic
7.4
Good
636 reviews
Finnair
7.6
Good
1,267 reviews

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Boarding

7.6

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
Turkish Airlines
7.3
Good
3,748 reviews
Finnair
7.6
Good
1,267 reviews

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Boarding

7.6

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 Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Denmark to State of Washington one-way?

    The cheapest airline one-way is Finnair, with whom users have recently found tickets for as low as $466. However, be on the lookout for offers from Scandinavian Airlines and Icelandair, as they are both options that can get you from Denmark to State of Washington for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denmark to Washington 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 State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Denmark to State of Washington (average of $238). Flying from Denmark to State of Washington 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

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Alternative routes for Denmark to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Denmark to Washington

Discover the top 9 airlines that operate flights from Denmark to Washington. 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$423Average$640FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$426Average$535FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$456Average$556FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$468Average$611FlexibilityNo cancel feeOn-time70%
KLMCheapest$468Average$598FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$483Average$730FlexibilityNo cancel feeOn-time76%
DeltaCheapest$507Average$632FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$515Average$644FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$594Average$909FlexibilityNo cancel feeOn-time77%

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