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$267+ Cheap flights from Washington to Copenhagen (CPH)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CPH
Aug 30 — Sep 61
Sat 8/30
Sat 9/6
1 adult, Economy
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Cheap flight deals from Washington to Copenhagen

Keep the following information in mind while searching for Washington to Copenhagen flight deals. Data was last updated August 25, 2025.

Round-trip from

$465
(Icelandair)

One-way from

$267
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$632

Good round-trip deal

$518 or less

Good one-way deal

$395 or less
From Washington to Kastrup Copenhagen
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One-way flight from Washington to Kastrup Copenhagen
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Highest demand for flights based on searches. 8% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Washington to Kastrup Copenhagen.
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Price to beat on a one-way flight from Washington to Kastrup Copenhagen.
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Find flight deals from Washington to Copenhagen

Cheapest flights from Washington to Copenhagen
Explore the most affordable flight options available from Washington to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2025.

This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/711:30 pmSEA - CPH
1 stop13h 15mIcelandair
Thu 10/22:00 pmCPH - SEA
1 stop12h 50mIcelandair
Deal found 8/25$465
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/77:00 pmSEA - CPH
1 stop17h 45mIcelandair
Sat 10/410:35 pmCPH - SEA
1 stop31h 05mIcelandair
Deal found 8/25$466
This Mytrip deal was found by Cheapflights users on 8/23. 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.
Tue 9/97:00 pmSEA - CPH
1 stop32h 55mIcelandair
Wed 9/1711:05 pmCPH - SEA
1 stop30h 35mIcelandair
Deal found 8/23$470
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/147:00 pmSEA - CPH
1 stop18h 15mIcelandair
Thu 9/252:00 pmCPH - SEA
1 stop12h 50mIcelandair
Deal found 8/25$471
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/77:00 pmSEA - CPH
1 stop17h 45mIcelandair
Tue 9/2310:35 pmCPH - SEA
1 stop31h 05mIcelandair
Deal found 8/25$473
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/611:30 pmSEA - CPH
1 stop28h 25mIcelandair
Tue 9/2310:35 pmCPH - SEA
1 stop31h 05mIcelandair
Deal found 8/25$475
This Cheapflightsfares deal was found by Cheapflights users on 8/25. 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.
Wed 9/173:45 pmSEA - CPH
1 stop12h 10mIcelandair
Wed 9/244:45 pmCPH - SEA
1 stop12h 55mIcelandair
Deal found 8/25$477
This Mytrip deal was found by Cheapflights users on 8/23. 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.
Wed 10/112:00 pmSEA - CPH
1 stop13h 50mMultiple Airlines
Wed 10/86:40 amCPH - SEA
2 stops20h 56mMultiple Airlines
Deal found 8/23$478
This Icelandair deal was found by Cheapflights users on 8/24. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/262:35 pmSEA - CPH
1 stop21h 00mIcelandair
Tue 4/142:00 pmCPH - SEA
1 stop12h 50mIcelandair
Deal found 8/24$479
This Mytrip deal was found by Cheapflights users on 8/25. 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.
Wed 8/2712:05 pmSEA - CPH
1 stop13h 45mAir Canada
Wed 9/1012:45 pmCPH - SEA
2 stops34h 31mAir Canada
Deal found 8/25$480
This Ticket deal was found by Cheapflights users on 8/24. 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.
Sun 10/510:00 amSEA - CPH
2 stops21h 20mAir Canada
Sun 10/1912:45 pmCPH - SEA
1 stop18h 00mAir Canada
Deal found 8/24$483
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:00 pmSEA - CPH
1 stop17h 45mIcelandair
Wed 9/244:45 pmCPH - SEA
1 stop12h 55mIcelandair
Deal found 8/25$484

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Copenhagen 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 August 25, 2025.
Use the filters below to find and compare flights from Washington to Copenhagen that are best for you.

Fly from

Washington

Fly to

Copenhagen

Route

Depart

Return

Price

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 9/7

11:30 pm-9:45 pm

1 stop13h 15m

Kastrup Copenhagen

Thu 10/2

2:00 pm-5:50 pm

1 stop12h 50m

$465

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 9/7

11:30 pm-9:45 pm

1 stop13h 15m

Kastrup Copenhagen

Fri 10/3

2:05 pm-5:50 pm

1 stop12h 45m

$465

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 9/7

11:30 pm-9:45 pm

1 stop13h 15m

Kastrup Copenhagen

Wed 10/1

2:00 pm-5:50 pm

1 stop12h 50m

$465

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 10/8

12:00 pm-10:50 am

1 stop13h 50m

Kastrup Copenhagen

Wed 10/15

9:40 am-6:36 pm

2 stops17h 56m

$466

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 9/7

7:00 pm-9:45 pm

1 stop17h 45m

Kastrup Copenhagen

Sat 10/4

10:35 pm-8:40 pm

1 stop31h 05m

$466

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Mon 9/8

3:45 pm-12:55 pm

1 stop12h 10m

Kastrup Copenhagen

Sat 10/4

10:35 pm-8:40 pm

1 stop31h 05m

$466

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 1/7

2:35 pm-7:50 pm

1 stop20h 15m

Kastrup Copenhagen

Thu 1/15

12:55 pm-5:00 pm

1 stop13h 05m

$466

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 9/10

3:45 pm-12:55 pm

1 stop12h 10m

Kastrup Copenhagen

Sat 10/4

10:35 pm-8:40 pm

1 stop31h 05m

$466

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 1/7

2:35 pm-11:45 am

1 stop12h 10m

Kastrup Copenhagen

Sun 1/18

6:25 am-5:00 pm

1 stop19h 35m

$466

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Tue 9/9

11:30 pm-9:45 pm

1 stop13h 15m

Kastrup Copenhagen

Sat 10/4

10:35 pm-8:40 pm

1 stop31h 05m

$466

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/23

Showing 1-10 of 46 results
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Best time to book a flight from Washington to Copenhagen

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

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

Currently, November is the cheapest month in which you can book a flight from State of Washington to Copenhagen (average of $523). Flying from State of Washington to Copenhagen in June is currently the most expensive (average of $910). 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 WA to CPH?

Find hourly flight availability from Washington to Copenhagen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 25, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Washington to Copenhagen. 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 Copenhagen from Washington?

    Kastrup Copenhagen (CPH) is the airport you will fly into if you book a flight from Washington to Copenhagen. It is only a 5.0 mi journey from Kastrup Copenhagen (CPH) to Copenhagen’s city center.

  • How popular is this State of Washington to Copenhagen flight route?

    This flight path from Washington to Kastrup Copenhagen was viewed by 8 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from State of Washington to Copenhagen?

    Airlines like Icelandair, Delta, and United Airlines fly from State of Washington to Copenhagen in about 13h 15m. The time it takes to get you to your destination can typically vary by up to 29h 20m. Airlines will cover a distance of 4850 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from State of Washington to Copenhagen?

    Most travelers choose Seattle/Tacoma Intl - Kastrup Copenhagen, Portland - Kastrup Copenhagen or Spokane - Kastrup Copenhagen when deciding on the best route from State of Washington to Copenhagen.

  • What are the cheapest flights from State of Washington to Copenhagen?

    While on average a flight from State of Washington to Copenhagen is generally $1,598, our data shows the cheapest flight currently is $374. When looking at the most popular route, (Seattle/Tacoma Intl - Kastrup Copenhagen), you can expect to pay $399 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Copenhagen (average of $523). Flying from State of Washington to Copenhagen in June is currently the most expensive (average of $910). 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 Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup

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Alternative routes for Washington to Copenhagen

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington to Copenhagen

Discover the top 10 airlines that operate flights from Washington to Copenhagen. 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 August 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$418Average$681FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$424Average$588FlexibilityNo cancel feeOn-time76%
FinnairCheapest$476Average$715FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$486Average$600FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$493Average$695FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$506Average$697FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$536Average$683FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$553Average$729FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$553Average$768FlexibilityNo cancel feeOn-time76%
DeltaCheapest$558Average$870FlexibilityNo cancel feeOn-timeN/A

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