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$168+ 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CPH
Mar 19 — Mar 261
Thu 3/19
Thu 3/26
1 adult, Economy
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Cheap 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 February 17, 2026.

This Ticket deal was found by Cheapflights users on 2/15. 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 3/297:00 pm
SEA
-
CPH
1 stop17h 45m
Icelandair
Tue 4/142:00 pm
CPH
-
SEA
1 stop12h 55m
Icelandair
Deal found 2/15$368
This SmartFares deal was found by Cheapflights users on 2/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
PDX
-
CPH
1 stop14h 45m
Virgin Atlantic
Mon 4/69:00 am
CPH
-
PDX
1 stop22h 10m
Virgin Atlantic
Deal found 2/13$419
This Super.com deal was found by Cheapflights users on 2/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/153:40 pm
SEA
-
CPH
1 stop21h 05m
Icelandair
Wed 4/222:00 pm
CPH
-
SEA
1 stop12h 55m
Icelandair
Deal found 2/14$420
This Super.com deal was found by Cheapflights users on 2/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:00 pm
SEA
-
CPH
1 stop17h 45m
Icelandair
Fri 4/242:00 pm
CPH
-
SEA
1 stop12h 55m
Icelandair
Deal found 2/15$421
This Super.com deal was found by Cheapflights users on 2/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/127:00 pm
SEA
-
CPH
1 stop17h 45m
Icelandair
Sun 4/1910:35 pm
CPH
-
SEA
1 stop31h 05m
Icelandair
Deal found 2/14$422
This Mytrip deal was found by Cheapflights users on 2/13. 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.
Thu 10/13:40 pm
SEA
-
CPH
1 stop12h 15m
Icelandair
Tue 10/62:00 pm
CPH
-
SEA
1 stop12h 55m
Icelandair
Deal found 2/13$423
This oojo deal was found by Cheapflights users on 2/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:00 pm
SEA
-
CPH
1 stop11h 55m
Icelandair
Sat 4/252:00 pm
CPH
-
SEA
1 stop12h 55m
Icelandair
Deal found 2/17$425
This oojo deal was found by Cheapflights users on 2/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:30 pm
PDX
-
CPH
1 stop15h 25m
Icelandair
Mon 4/272:00 pm
CPH
-
PDX
1 stop13h 00m
Icelandair
Deal found 2/17$425
This oojo deal was found by Cheapflights users on 2/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/113:40 pm
SEA
-
CPH
1 stop21h 05m
Icelandair
Sat 10/172:00 pm
CPH
-
SEA
1 stop15h 40m
Icelandair
Deal found 2/17$426
This oojo deal was found by Cheapflights users on 2/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 pm
SEA
-
CPH
1 stop17h 45m
Icelandair
Mon 4/1310:35 pm
CPH
-
SEA
1 stop31h 05m
Icelandair
Deal found 2/17$427
This oojo deal was found by Cheapflights users on 2/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:40 pm
SEA
-
CPH
1 stop15h 15m
Icelandair
Tue 10/279:30 pm
CPH
-
SEA
1 stop28h 30m
Icelandair
Deal found 2/13$428
This FlightHub deal was found by Cheapflights users on 2/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:30 pm
PDX
-
CPH
1 stop21h 15m
Icelandair
Mon 4/272:00 pm
CPH
-
PDX
1 stop13h 00m
Icelandair
Deal found 2/16$429

Find flight deals from Washington to Copenhagen

Keep the following information in mind while searching for Washington to Copenhagen flight deals. Data was last updated February 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$368
(Ticket)

One-way from

$168
(oojo)

Popular in

December

Cheapest in

February

Average price

$464

Good round-trip deal

$574 or less

Good one-way deal

$411 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Kastrup Copenhagen flights.
Search Deals
From Washington to Kastrup Copenhagen
Search Deals
One-way flight from Washington to Kastrup Copenhagen
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Washington to Kastrup Copenhagen.
Search Deals
Price to beat on a one-way flight from Washington to Kastrup Copenhagen.
Search Deals

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 February 17, 2026.
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

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Mon 4/13

3:30 pm-3:55 pm

1 stop15h 25m

Kastrup Copenhagen

Mon 4/27

2:00 pm-6:00 pm

1 stop13h 00m

$425

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Tue 4/14

3:30 pm-9:45 pm

1 stop21h 15m

Kastrup Copenhagen

Mon 4/27

2:00 pm-6:00 pm

1 stop13h 00m

$429

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Mon 3/30

3:30 pm-3:55 pm

1 stop15h 25m

Kastrup Copenhagen

Fri 4/10

2:00 pm-6:00 pm

1 stop13h 00m

$430

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Fri 5/1

7:00 pm-11:45 pm

1 stop19h 45m

Kastrup Copenhagen

Wed 5/6

7:20 am-8:40 pm

1 stop22h 20m

$441

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Wed 7/15

7:05 pm-6:20 am

1 stop26h 15m

Kastrup Copenhagen

Fri 7/24

7:20 am-5:55 pm

1 stop19h 35m

$443

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Wed 6/10

7:05 pm-6:20 am

1 stop26h 15m

Kastrup Copenhagen

Sat 6/20

7:20 am-11:45 am

1 stop13h 25m

$448

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Sun 4/26

7:32 pm-6:45 am

2 stops26h 13m

Kastrup Copenhagen

Fri 5/1

9:00 am-11:56 pm

2 stops23h 56m

$459

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Mon 3/30

7:20 am-9:15 am

2 stops16h 55m

Kastrup Copenhagen

Mon 4/13

9:00 am-10:23 pm

1 stop22h 23m

$474

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Mon 3/30

1:55 pm-5:05 pm

2 stops18h 10m

Kastrup Copenhagen

Mon 4/6

9:00 am-10:10 pm

1 stop22h 10m

$474

PortlandCopenhagen

PDX - CPH

PDXCPH

Portland

Tue 4/14

1:32 pm-5:05 pm

2 stops18h 33m

Kastrup Copenhagen

Tue 4/28

9:00 am-10:16 pm

1 stop22h 16m

$474

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 45 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 $230). Flying from State of Washington to Copenhagen in June is currently the most expensive (average of $541). 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.

How much does it cost to fly round-trip from State of Washington to Copenhagen?

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 7 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 15h 25m. The time it takes to get you to your destination can typically vary by up to 45h 50m. Airlines will cover a distance of 4972 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from State of Washington to Copenhagen are Icelandair ($194), Delta ($350), and Lufthansa ($360).

  • 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 $1,519, our data shows the cheapest flight currently is $388. When looking at the most popular route, (Seattle/Tacoma Intl - Kastrup Copenhagen), you can expect to pay $390 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 $230). Flying from State of Washington to Copenhagen in June is currently the most expensive (average of $541). 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 February 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$385Average$665FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$421Average$569FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$487Average$618FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$498Average$714FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$506Average$676FlexibilityNo cancel feeOn-time70%
DeltaCheapest$523Average$737FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$535Average$718FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$536Average$683FlexibilityNo cancel feeOn-time67%
KLMCheapest$540Average$748FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$571Average$709FlexibilityNo cancel feeOn-time76%

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