Cheapest one-way flights from Washington to Zurich in May from $304

AirHint found the following cheapest one-way flights from Washington (IAD) to Zurich (ZRH) in May 2026 (see full year).

One-Way flights

04 May Icelandair
01 May Icelandair
19 May Frontier Airlines
31 May Icelandair
26 May Scandinavian Airlines
28 May Icelandair
04 May SWISS direct
28 May SWISS direct
01 May SWISS direct
19 May SWISS direct

Also check the deals for return flights from Washington to Zurich in May.

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