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

28 Aug - 04 Sep Icelandair
29 Aug - 05 Sep Icelandair
27 Aug - 03 Sep Icelandair
07 Aug - 21 Aug Icelandair
04 Aug - 18 Aug Icelandair
07 Aug - 22 Aug Icelandair
04 Aug - 21 Aug Icelandair
06 Aug - 13 Aug Icelandair
21 Aug - 28 Aug Icelandair
22 Aug - 29 Aug Icelandair
23 Aug - 30 Aug Icelandair
03 Aug - 10 Aug Icelandair
01 Aug - 08 Aug Icelandair
25 Aug - 01 Sep Icelandair
26 Aug - 02 Sep Icelandair
30 Aug - 06 Sep Icelandair
31 Aug - 07 Sep Icelandair
30 Aug - 06 Sep Scandinavian Airlines direct
29 Aug - 05 Sep Scandinavian Airlines direct
28 Aug - 04 Sep Scandinavian Airlines direct

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

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