Cheapest return flights from Seattle to Zurich in May from 370€

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

Return flights

08 May - 16 May Icelandair
01 May - 09 May Icelandair
09 May - 16 May Icelandair
17 May - 24 May Icelandair
02 May - 09 May Icelandair
22 May - 29 May Icelandair
27 May - 03 Jun Icelandair
12 May - 19 May Icelandair
07 May - 14 May Icelandair

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

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