£293 Find Cheap Flights from Copenhagen to Seattle – Compare and Save

The cheapest month for flights from Copenhagen to Seattle is November, where tickets cost £405 (return) on average. On the other hand, the most expensive months are July and June, where the average cost of round-trip tickets is £725 and £680 respectively.

To get a below average price on the flight from Copenhagen to Seattle, you should book around 3 weeks before departure, which saves you about 25% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

Weekly flights between Copenhagen and Seattle historically see delays in approximately 10% of cases, with the average delay over the past year being 127 minutes.

Typically, flights leaving in the early afternoon tend to face fewer delays, whereas flights in the early afternoon have historically encountered delays more often.

Statistically, Monday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Based on our data, Scandinavian Airlines have experienced the fewest delays on this route in the past 12 months, with only about 10% of their flights encountering any delays.

Reykjavik (KEF) is the top choice – 67% of KAYAK users who clicked on one-stop flights from Copenhagen to Seattle picked an itinerary connecting there.

Flights via Montreal (YUL) offer the most affordable fares, with an average price of £346 for a return.

Consider flying via Reykjavik (KEF) for the shortest journey. The average one-way travel time for flights connecting there is 12h 48m.

If you prefer a quick connection, Reykjavik (KEF) often has the shortest stopovers from Copenhagen to Seattle, with an average time of 1h 25m.