Cheapest return flights from Seattle to Copenhagen in August from $557

AirHint found the following cheapest return flights from Seattle (SEA) to Copenhagen (CPH) in August 2026 (see full year).

Return flights

07 Aug - 29 Aug KLM
11 Aug - 18 Aug Scandinavian Airlines direct
18 Aug - 25 Aug Scandinavian Airlines direct
25 Aug - 01 Sep Scandinavian Airlines direct
01 Aug - 09 Aug Alaska Airlines
04 Aug - 11 Aug Scandinavian Airlines direct
01 Aug - 09 Aug Scandinavian Airlines direct
16 Aug - 23 Aug Scandinavian Airlines direct
23 Aug - 30 Aug Scandinavian Airlines direct
30 Aug - 06 Sep Scandinavian Airlines direct
09 Aug - 16 Aug Scandinavian Airlines direct
21 Aug - 28 Aug Scandinavian Airlines direct
28 Aug - 04 Sep Scandinavian Airlines direct
29 Aug - 05 Sep Scandinavian Airlines direct

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.