Cheapest return flights from Seattle to Zurich in August from 382€

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

Return flights

19 Aug - 26 Aug Icelandair
18 Aug - 25 Aug Icelandair
21 Aug - 28 Aug Icelandair
23 Aug - 30 Aug Scandinavian Airlines
16 Aug - 25 Aug SWISS direct
11 Aug - 18 Aug Air France
25 Aug - 08 Sep Icelandair
31 Aug - 08 Sep Icelandair
28 Aug - 04 Sep Icelandair
25 Aug - 08 Sep SWISS direct

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

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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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