Cheapest return flights from Seattle to Copenhagen in June from 664€

Best time to book flights for Seattle (SEA) to Copenhagen (CPH) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Copenhagen (CPH) in June 2025 (see full year).

Return flights

04 Jun - 08 Jun Icelandair
05 Jun - 09 Jun Icelandair
06 Jun - 13 Jun Icelandair
09 Jun - 30 Jun Icelandair
10 Jun - 17 Jun Icelandair
06 Jun - 13 Jun Scandinavian Airlines direct
04 Jun - 08 Jun Scandinavian Airlines direct
09 Jun - 30 Jun Scandinavian Airlines direct
13 Jun - 21 Jun Delta
13 Jun - 21 Jun Scandinavian Airlines direct

Also check the deals for one-way flights from Seattle to Copenhagen in June.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Copenhagen

Cheap car rent in Copenhagen