Cheapest return flights from Washington to Zurich in May from 599€

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

Return flights

11 May - 17 May Scandinavian Airlines
04 May - 10 May Turkish Airlines
10 May - 26 May Icelandair
25 May - 01 Jun Porter Airlines (Canada) Ltd
26 May - 01 Jun Porter Airlines (Canada) Ltd
13 May - 17 May Aer Lingus
08 May - 14 May Scandinavian Airlines
09 May - 17 May Aer Lingus
26 May - 31 May Porter Airlines (Canada) Ltd
14 May - 19 May Icelandair
18 May - 26 May Aer Lingus
26 May - 30 May Turkish Airlines
29 May - 05 Jun SWISS direct
25 May - 01 Jun SWISS direct
26 May - 01 Jun SWISS direct

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

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