Cheapest return flights from Seattle to Zurich in October from $388

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

Return flights

05 Oct - 20 Oct Icelandair
02 Oct - 09 Oct Scandinavian Airlines
27 Oct - 12 Nov Delta
03 Oct - 10 Oct Scandinavian Airlines
14 Oct - 19 Oct Air Canada
06 Oct - 14 Oct British Airways
18 Oct - 25 Oct Air Canada
16 Oct - 20 Oct Icelandair
16 Oct - 23 Oct Icelandair
04 Oct - 13 Oct SWISS

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

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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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