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Denmark

$234+ Cheap flights from Washington to Denmark

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CPH
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Washington to Denmark

Keep the following information in mind while searching for Washington to Denmark flight deals. Data was last updated June 30, 2025.

Round-trip from

$508
(Air Canada)

One-way from

$234
(CrystalTravel)

Popular in

June

Cheapest in

February

Average price

$783

Good round-trip deal

$542 or less

Good one-way deal

$403 or less
From Washington to Denmark
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One-way flight from Washington to Denmark
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Highest demand for flights based on searches. 10% potential increase in price ($71 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Washington to Denmark.
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Price to beat on a one-way flight from Washington to Denmark.
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Find flight deals from Washington to Denmark

Cheapest flights from Washington to Denmark
Explore the most affordable flight options available from Washington to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This Air Canada deal was found by Cheapflights users on 6/30. 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.
Tue 9/97:15 amSEA - CPH
1 stop15h 15mAir Canada
Tue 9/1612:45 pmCPH - SEA
2 stops34h 31mAir Canada
Deal found 6/30$508
This CrystalTravel deal was found by Cheapflights users on 6/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2911:30 pmSEA - CPH
1 stop21h 50mIcelandair
Tue 8/57:20 amCPH - SEA
1 stop19h 30mIcelandair
Deal found 6/30$511
This KLM deal was found by Cheapflights users on 6/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:40 pmSEA - AAL
1 stop15h 00mKLM
Wed 8/202:20 pmAAL - SEA
1 stop30h 15mKLM
Deal found 6/29$515
This CrystalTravel deal was found by Cheapflights users on 6/27. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/204:00 pmSEA - CPH
Nonstop9h 30mScandinavian Airlines
Wed 8/271:05 pmCPH - SEA
Nonstop9h 45mScandinavian Airlines
Deal found 6/27$517
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 9/1311:10 pmSEA - CPH
2 stops23h 00mUnited Airlines
Fri 9/2612:25 pmCPH - SEA
3 stops39h 20mUnited Airlines
Deal found 6/29$518
This Delta deal was found by Cheapflights users on 6/29. 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 8/137:18 amSEA - AAL
2 stops17h 32mDelta
Wed 8/206:30 amAAL - SEA
1 stop18h 25mDelta
Deal found 6/29$520
This Lufthansa deal was found by Cheapflights users on 6/29. 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.
Sat 9/132:55 pmSEA - CPH
2 stops31h 15mLufthansa
Thu 9/256:10 amCPH - SEA
2 stops17h 06mLufthansa
Deal found 6/29$533
This British Airways deal was found by Cheapflights users on 6/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/221:30 pmSEA - CPH
1 stop16h 55mBritish Airways
Wed 8/138:00 pmCPH - SEA
1 stop24h 35mBritish Airways
Deal found 6/28$535
This SWISS deal was found by Cheapflights users on 6/28. 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.
Tue 10/71:00 pmSEA - CPH
2 stops25h 25mSWISS
Thu 10/166:40 amCPH - SEA
2 stops20h 56mSWISS
Deal found 6/28$546
This Mytrip deal was found by Cheapflights users on 6/29. 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 8/283:45 pmSEA - CPH
2 stops17h 45mMultiple Airlines
Fri 9/127:00 amCPH - SEA
2 stops22h 40mMultiple Airlines
Deal found 6/29$548
This American Airlines deal was found by Cheapflights users on 6/28. 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 8/175:40 pmSEA - CPH
1 stop13h 35mAmerican Airlines
Fri 8/292:00 pmCPH - SEA
2 stops18h 41mAmerican Airlines
Deal found 6/28$549
This Air France deal was found by Cheapflights users on 6/28. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/175:40 pmSEA - BLL
1 stop15h 00mAir France
Tue 9/211:45 amBLL - SEA
1 stop14h 55mAir France
Deal found 6/28$550

Cheapflights Fare Finder

Customize your flight search to find flights from Washington to Denmark 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 June 30, 2025.
Use the filters below to find and compare flights from Washington to Denmark that are best for you.

Fly from

Washington

Fly to

Denmark

Route

Depart

Return

Price

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Tue 9/9

7:15 am-7:30 am

1 stop15h 15m

Kastrup Copenhagen

Tue 9/16

12:45 pm-2:16 pm

2 stops34h 31m

$508

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Tue 7/29

11:30 pm-6:20 am

1 stop21h 50m

Kastrup Copenhagen

Tue 8/5

7:20 am-5:50 pm

1 stop19h 30m

$511

SeattleAalborg

SEA - AAL

SEAAAL

Seattle/Tacoma Intl

Wed 8/13

5:40 pm-5:40 pm

1 stop15h 00m

Aalborg

Wed 8/20

2:20 pm-11:35 am

1 stop30h 15m

$515

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 8/20

4:00 pm-10:30 am

Nonstop9h 30m

Kastrup Copenhagen

Wed 8/27

1:05 pm-1:50 pm

Nonstop9h 45m

$517

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sat 9/13

11:10 pm-7:10 am

2 stops23h 00m

Kastrup Copenhagen

Fri 9/26

12:25 pm-6:45 pm

3 stops39h 20m

$518

SeattleAalborg

SEA - AAL

SEAAAL

Seattle/Tacoma Intl

Wed 8/13

7:18 am-9:50 am

2 stops17h 32m

Aalborg

Wed 8/20

6:30 am-3:55 pm

1 stop18h 25m

$520

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sat 9/13

2:55 pm-7:10 am

2 stops31h 15m

Kastrup Copenhagen

Thu 9/25

6:10 am-2:16 pm

2 stops17h 06m

$533

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Tue 7/22

8:20 pm-9:50 am

1 stop28h 30m

Kastrup Copenhagen

Thu 8/14

7:05 am-11:35 am

1 stop13h 30m

$535

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Tue 10/7

1:00 pm-11:25 pm

2 stops25h 25m

Kastrup Copenhagen

Thu 10/16

6:40 am-6:36 pm

2 stops20h 56m

$546

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Thu 8/28

3:45 pm-6:30 pm

2 stops17h 45m

Kastrup Copenhagen

Fri 9/12

7:00 am-8:40 pm

2 stops22h 40m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 53 results
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Best time to book a flight from Washington to Denmark

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

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

Currently, November is the cheapest month in which you can book a flight from State of Washington to Denmark (average of $523). Flying from State of Washington to Denmark in June is currently the most expensive (average of $919). 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 DK?

Find hourly flight availability from Washington to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

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

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. 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 Denmark. Reviews last updated June 30, 2025.
Read reviews from past customers who have flown Delta, KLM, and Air France from Washington to Denmark. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,365 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,471 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,852 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Washington to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $234. TAP AIR PORTUGAL flights start at $288 while deals on American Airlines start at $320 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Denmark (average of $523). Flying from State of Washington to Denmark in June is currently the most expensive (average of $919). 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.

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Alternative routes for Washington to Denmark

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 Denmark

Discover the top 10 airlines that operate flights from Washington to Denmark. 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$366Average$942FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$412Average$877FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$486Average$601FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$489Average$681FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$493Average$687FlexibilityNo cancel feeOn-time70%
FinnairCheapest$504Average$754FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$520Average$743FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$520Average$709FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$532Average$680FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$553Average$731FlexibilityNo cancel feeOn-time76%

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