Cheap flights from Copenhagen to Seattle from £328

The cheapest month to fly to Seattle from Copenhagen is in November. Flight prices, which tend to average around £415, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Seattle, with average flight prices from Copenhagen averaging around £437.

Fly from Kastrup Copenhagen to Seattle/Tacoma Intl for the best Kastrup Copenhagen - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £533 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Copenhagen for as low as £497 on momondo.

There are 2 cabin classes available to choose from on Copenhagen to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 12% of flights between Copenhagen and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, Scandinavian Airlines have had the fewest delays on this route over the last 12 months, with about 12% of their flights experiencing any sort of delay.

As of September 2026, there are 1 flights per day flying from Copenhagen to Seattle. The most common time of day flights depart is 13:00, with 100% of flights taking off in the afternoon.

12 flights are operational weekly from Copenhagen to Seattle as of September 2026. The most popular departure day for this route is Tue, with 25% of flights per week taking off on this day.