Cheapest return SEA–CPH flights, August

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

Return flights

19 Aug - 24 Aug Icelandair
16 Aug - 24 Aug Icelandair
18 Aug - 23 Aug Icelandair
12 Aug - 24 Aug Icelandair
11 Aug - 20 Aug Icelandair
12 Aug - 20 Aug Icelandair
11 Aug - 19 Aug Icelandair
11 Aug - 23 Aug Icelandair
07 Aug - 14 Aug Lufthansa
30 Aug - 06 Sep Scandinavian Airlines direct
18 Aug - 25 Aug Scandinavian Airlines
25 Aug - 01 Sep Scandinavian Airlines
28 Aug - 04 Sep Scandinavian Airlines direct
29 Aug - 05 Sep Scandinavian Airlines direct
31 Aug - 07 Sep Scandinavian Airlines
27 Aug - 03 Sep Scandinavian Airlines
26 Aug - 02 Sep British Airways

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

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