Q: How much does it cost for a return flight from Copenhagen to Seattle?

Airfare is typical for this route at the moment. Copenhagen to Seattle flights typically cost between £432 and £592 in October. The cheapest return price found within the last 5 days was £467 on Icelandair (20 Oct–24 Oct).

Question 1

How much does it cost for a return flight from Copenhagen to Seattle?

Accepted Answer

Airfare is typical for this route at the moment.Copenhagen to Seattle flights typically cost between £432 and £592 in October.
The cheapest return price found within the last 5 days was £467 on Icelandair (20 Oct–24 Oct).

Question 2

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Question 3

Which airline has the best punctuality record on Copenhagen to Seattle flights?

Accepted Answer

Over the past year, Scandinavian Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

Question 4

How often are flights from Copenhagen to Seattle delayed?

Accepted Answer

About 11% of weekly flights between Copenhagen and Seattle have experienced delays in the past year, with the average delay time being 121 minutes.

Question 5

What is the most punctual flight time for Copenhagen to Seattle flights?

Accepted Answer

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Question 6

How popular is this Copenhagen to Seattle flight route?

Accepted Answer

The Kastrup Copenhagen to Seattle/Tacoma Intl flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 7

How long is the flight from Copenhagen to Seattle?

Accepted Answer

For as low as £467, Icelandair can have you in Seattle from Copenhagen in 12h 45m. Airlines will cover a distance of 4850 mi. This flight may include one or multiple stops.

Question 8

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

Accepted Answer

The price you pay for your flight from Copenhagen to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 9

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

Accepted Answer

Currently, November is the cheapest month in which you can book a flight from Copenhagen to Seattle (average of £455). Flying from Copenhagen to Seattle in July is currently the most expensive (average of £742). 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.

Question 10

E

Accepted Answer

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Question 11

E

Accepted Answer

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Question 12

What are the cheapest flights from Copenhagen to Seattle?

Accepted Answer

The cheapest flight price from Copenhagen to Seattle is £742. On average you can expect to pay £788. The most popular route, (Kastrup Copenhagen - Seattle/Tacoma Intl), can usually be booked for £634.

Question 13

What are the most reliable airlines from Copenhagen to Seattle?

Accepted Answer

The top 3 most reliable airlines when flying from Copenhagen to Seattle are Air France (59%), Scandinavian Airlines (59%) and Delta (59%).

Question 14

What is the cheapest time of day to fly from CPH to SEA?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Copenhagen to Seattle as you normally would.

Question 15

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

Accepted Answer

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

Question 16

How can I find direct flights from Copenhagen to Seattle?

Accepted Answer

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

Question 17

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

Accepted Answer

Yes. Cheapflights offers flight deals from Copenhagen to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 18

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

Accepted Answer

Cheapflights makes it easy to find Copenhagen to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 19

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

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Copenhagen.

Question 20

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

Accepted Answer

Need flexible booking options for your flight to Seattle from Copenhagen? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 21

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

Accepted Answer

Yes! Start tracking prices for Copenhagen to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	£467
One-way from	£335
Popular in	July
Cheapest in	November
Average price	£516
Good round-trip deal	£761 or less

Cheap flights from Copenhagen to Seattle from £335

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Copenhagen to Seattle

Cheapest flights from Copenhagen to SeattleExplore the most affordable flight options available from Copenhagen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 October 2026.

Explore the most affordable flight options available from Copenhagen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 October 2026.

Best flights from Copenhagen to SeattleDiscover carefully curated flight deals from Copenhagen to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Discover carefully curated flight deals from Copenhagen to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Last-minute flights from Copenhagen to SeattleDiscover last-minute flight deals from Copenhagen to Seattle. Data last updated 5 October 2026 and is based on user searches.

Discover last-minute flight deals from Copenhagen to Seattle. Data last updated 5 October 2026 and is based on user searches.

One-way flights from Copenhagen to SeattleSearch for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.

Search for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.

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Cheapflights Insights

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

The price you pay for your flight from Copenhagen to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

What is the cheapest time of day to fly from CPH to SEA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Copenhagen to Seattle as you normally would.

How much does it cost for a return flight from Copenhagen to Seattle?

Airfare is typical for this route at the moment.

Copenhagen to Seattle flights typically cost between £432 and £592 in October.The cheapest return price found within the last 5 days was £467 on Icelandair (20 Oct–24 Oct).

How often are flights from Copenhagen to Seattle delayed?

About 11% of weekly flights between Copenhagen and Seattle have experienced delays in the past year, with the average delay time being 121 minutes.

What is the most punctual flight time for Copenhagen to Seattle flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Copenhagen to Seattle flights?

Over the past year, Scandinavian Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

Related info for your journey

How popular is this Copenhagen to Seattle flight route?

How long is the flight from Copenhagen to Seattle?

What are the most reliable airlines from Copenhagen to Seattle?

What are the cheapest flights from Copenhagen to Seattle?

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

How can I find direct flights from Copenhagen to Seattle?

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

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

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

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Cheapest flights from Copenhagen to Seattle
Explore the most affordable flight options available from Copenhagen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 October 2026.

Best flights from Copenhagen to Seattle
Discover carefully curated flight deals from Copenhagen to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Last-minute flights from Copenhagen to Seattle
Discover last-minute flight deals from Copenhagen to Seattle. Data last updated 5 October 2026 and is based on user searches.

One-way flights from Copenhagen to Seattle
Search for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.

Copenhagen to Seattle flights typically cost between £432 and £592 in October.
The cheapest return price found within the last 5 days was £467 on Icelandair (20 Oct–24 Oct).