Cheapest return flights from Seattle to Copenhagen in October from 368€

AirHint found the following cheapest return flights from Seattle (SEA) to Copenhagen (CPH) in October 2025 (see full year).

Return flights

15 Oct - 19 Oct Icelandair
16 Oct - 20 Oct Icelandair
28 Oct - 04 Nov Icelandair
31 Oct - 07 Nov Icelandair
26 Oct - 02 Nov Icelandair
29 Oct - 05 Nov Icelandair
03 Oct - 17 Oct Scandinavian Airlines direct
15 Oct - 19 Oct Scandinavian Airlines direct
22 Oct - 29 Oct Icelandair
08 Oct - 15 Oct Icelandair
10 Oct - 17 Oct Icelandair
13 Oct - 20 Oct Icelandair
16 Oct - 23 Oct Icelandair
07 Oct - 14 Oct Icelandair
25 Oct - 01 Nov Icelandair

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

Skyscanner

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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