Cheapest return flights from Seattle to Copenhagen in April from 415€

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

Return flights

23 Apr - 01 May Icelandair
19 Apr - 28 Apr Icelandair
23 Apr - 30 Apr Icelandair
15 Apr - 22 Apr Icelandair
21 Apr - 28 Apr Icelandair
12 Apr - 27 Apr Icelandair
07 Apr - 14 Apr Icelandair
16 Apr - 23 Apr Icelandair
19 Apr - 26 Apr Icelandair
22 Apr - 29 Apr Icelandair
13 Apr - 20 Apr Icelandair
29 Apr - 06 May Icelandair
24 Apr - 01 May Icelandair
26 Apr - 03 May Icelandair
28 Apr - 05 May Icelandair
30 Apr - 07 May Icelandair
25 Apr - 02 May Icelandair

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

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