Cheapest return flights from Seattle to Copenhagen in May from 383€

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

Return flights

06 May - 24 May Virgin Atlantic
12 May - 19 May Icelandair
17 May - 24 May Icelandair
01 May - 08 May Icelandair
04 May - 11 May Icelandair
07 May - 14 May Icelandair
20 May - 25 May Icelandair
15 May - 24 May KLM
25 May - 01 Jun Icelandair
24 May - 31 May Finnair
22 May - 29 May Icelandair
27 May - 03 Jun Icelandair
26 May - 02 Jun Icelandair
28 May - 04 Jun Icelandair
30 May - 06 Jun Icelandair
31 May - 07 Jun Icelandair
26 May - 02 Jun Scandinavian Airlines direct
31 May - 07 Jun Scandinavian Airlines direct
29 May - 05 Jun Scandinavian Airlines direct
30 May - 06 Jun Scandinavian Airlines direct

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

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