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Cheap flights from Seattle to Copenhagen from C$ 706

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CPH
25 Feb — 4 Mar1
1 adult

Cheap flight deals from Seattle to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Copenhagen (CPH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 February 2025.

Round-trip from

C$ 803

One-way from

C$ 706

Popular in

June

Cheapest in

November

Average price

C$ 933
Delta
  • Delta
  • 12/3-26/3
  • 3 total stops
  • 32h 45m total
  • Seattle to Copenhagen
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United Airlines
  • United Airlines
  • 9/8
  • 2 total stops
  • 21h 40m total
  • Seattle to Copenhagen
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 267 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 42 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Seattle to Copenhagen

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

Wed 12/37:15 a.m.SEA - CPH
2 stops18h 05mDelta
Wed 26/36:00 a.m.CPH - SEA
1 stop14h 40mDelta
Deal found 20/2C$ 803
Wed 12/33:15 p.m.SEA - CPH
1 stop17h 00mKLM
Wed 26/33:20 p.m.CPH - SEA
1 stop29h 20mKLM
Deal found 20/2C$ 804
Mon 13/1012:20 p.m.SEA - CPH
1 stop13h 30mUnited Airlines
Wed 29/1011:15 a.m.CPH - SEA
2 stops37h 23mUnited Airlines
Deal found 20/2C$ 839
Sun 30/36:50 p.m.SEA - CPH
1 stop16h 50mLufthansa
Fri 11/46:00 a.m.CPH - SEA
2 stops15h 25mLufthansa
Deal found 19/2C$ 929
Sun 17/88:20 p.m.SEA - CPH
1 stop15h 35mBritish Airways
Mon 25/89:45 p.m.CPH - SEA
1 stop22h 25mBritish Airways
Deal found 19/2C$ 974
Thu 14/811:30 p.m.SEA - CPH
1 stop13h 15mIcelandair
Sun 24/84:45 p.m.CPH - SEA
1 stop12h 55mIcelandair
Deal found 19/2C$ 1,028
Sun 6/77:40 p.m.SEA - CPH
2 stops32h 30mAir France
Wed 23/711:35 a.m.CPH - SEA
2 stops20h 43mAir France
Deal found 20/2C$ 1,149
Wed 26/23:24 p.m.SEA - CPH
2 stops22h 41mSWISS
Wed 5/33:00 p.m.CPH - SEA
2 stops40h 53mSWISS
Deal found 20/2C$ 1,210
Sun 23/312:59 a.m.SEA - CPH
2 stops29h 51mMultiple Airlines
Mon 28/411:00 a.m.CPH - SEA
2 stops20h 49mMultiple Airlines
Deal found 20/2C$ 1,267

Find flights from Seattle to Copenhagen within your budget

Customize your flight search to find flights from Seattle 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 629,999 searches. Data last updated 20 February 2025.

Fly from

Seattle

Fly to

Copenhagen

Route

Depart

Return

Price

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 12/3

7:15 a.m.-9:20 a.m.

2 stops18h 05m

Kastrup Copenhagen

Wed 26/3

6:00 a.m.-12:40 p.m.

1 stop14h 40m

C$ 803

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 12/3

3:15 p.m.-4:15 p.m.

1 stop17h 00m

Kastrup Copenhagen

Wed 26/3

3:20 p.m.-12:40 p.m.

1 stop29h 20m

C$ 804

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Fri 21/3

6:05 a.m.-10:55 p.m.

2 stops32h 50m

Kastrup Copenhagen

Fri 28/3

11:15 a.m.-10:53 p.m.

2 stops43h 38m

C$ 884

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 30/3

6:50 p.m.-8:40 p.m.

1 stop16h 50m

Kastrup Copenhagen

Fri 11/4

6:00 a.m.-12:25 p.m.

2 stops15h 25m

C$ 929

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 17/8

8:20 p.m.-8:55 p.m.

1 stop15h 35m

Kastrup Copenhagen

Mon 25/8

9:45 p.m.-11:10 a.m.

1 stop22h 25m

C$ 974

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Thu 14/8

11:30 p.m.-9:45 p.m.

1 stop13h 15m

Kastrup Copenhagen

Mon 25/8

4:45 p.m.-8:40 p.m.

1 stop12h 55m

C$ 1,028

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 6/7

7:40 p.m.-1:10 p.m.

2 stops32h 30m

Kastrup Copenhagen

Wed 23/7

11:35 a.m.-11:18 p.m.

2 stops20h 43m

C$ 1,149

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 23/3

12:59 a.m.-2:50 p.m.

2 stops29h 51m

Kastrup Copenhagen

Mon 28/4

11:00 a.m.-10:49 p.m.

2 stops20h 49m

C$ 1,267

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sun 1/6

4:00 p.m.-10:30 a.m.

Nonstop9h 30m

Kastrup Copenhagen

Mon 9/6

1:05 p.m.-1:50 p.m.

Nonstop9h 45m

C$ 1,459

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Sat 9/8

12:30 a.m.-7:10 a.m.

2 stops21h 40m

C$ 706

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 15 results
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Best time to book a flight from Seattle to Copenhagen

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

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

How far ahead should I book a flight from Seattle to Copenhagen?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Copenhagen. Price data was last updated on 14 February 2025.

The best time to book flights from Seattle to Copenhagen is 36 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Copenhagen (average of C$ 591). Flying from Seattle to Copenhagen in July is currently the most expensive (average of C$ 871). 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 SEA to CPH?

Find hourly flight availability from Seattle 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 20 February 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 21% on flights from Seattle to Copenhagen by exploring options for tickets in the morning.

Rainfall in Copenhagen by month

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

In terms of precipitation, rainfall in Copenhagen ranges from 20.0 - 70.0 mm per month. August is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Copenhagen when rainfall is around 20.0 mm.

Temperature in Copenhagen by month

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

If weather is an important factor for your trip to Copenhagen, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing Copenhagen

Get insights into the airlines that provide service to Copenhagen. 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 Copenhagen. Reviews last updated 20 February 2025.
Delta
8.0
Very good
8,220 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,766 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,325 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Copenhagen. 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 Seattle to Copenhagen flight route?

    The Seattle/Tacoma Intl to Kastrup Copenhagen flight path was viewed by 4 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 flying from Seattle to Copenhagen round-trip?

    Flying on Delta is currently your cheapest option to Copenhagen, with prices starting at C$ 803. Additional round-trip tickets that might be worth considering are offered by KLM and United Airlines, with the lowest prices starting at C$ 804 and C$ 884, respectively. These flights start at 16% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 706. However, be on the lookout for offers from KLM and Brussels Airlines, as they are both options that can get you from Seattle to Copenhagen for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Copenhagen?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Copenhagen (average of C$ 591). Flying from Seattle to Copenhagen in July is currently the most expensive (average of C$ 871). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Seattle to Copenhagen

Discover the top 2 airlines that operate flights from Seattle 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 629,999 searches. Data last updated 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapestC$ 512AverageC$ 742FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapestC$ 655AverageC$ 965FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Seattle to Copenhagen?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Copenhagen. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Copenhagen?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle to Copenhagen.

Can Cheapflights find flights from Seattle to Copenhagen with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Copenhagen flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to Copenhagen become cheaper?

Yes, Cheapflights offers price alerts on Seattle to Copenhagen flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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