Cheapest return flights from Seattle to Copenhagen in June from $645

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

Return flights

01 Jun - 08 Jun Icelandair
06 Jun - 13 Jun Icelandair
17 Jun - 02 Jul Lufthansa
12 Jun - 22 Jun Air Canada
02 Jun - 09 Jun Scandinavian Airlines direct
26 Jun - 10 Jul Finnair
11 Jun - 18 Jun Icelandair
07 Jun - 14 Jun Scandinavian Airlines direct
09 Jun - 16 Jun Scandinavian Airlines direct
16 Jun - 23 Jun Scandinavian Airlines direct
21 Jun - 28 Jun Scandinavian Airlines direct
23 Jun - 30 Jun Scandinavian Airlines direct
26 Jun - 05 Jul Scandinavian Airlines direct
30 Jun - 07 Jul Scandinavian Airlines direct
17 Jun - 04 Jul Air Canada
26 Jun - 10 Jul Scandinavian Airlines direct
28 Jun - 05 Jul Scandinavian Airlines direct
26 Jun - 03 Jul Scandinavian Airlines direct

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

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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.

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