Cheapest return flights from Washington to Zurich in May from $638

Best time to book flights for Washington (IAD) to Zurich (ZRH) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Zurich (ZRH) in May 2025 (see full year).

Return flights

13 May - 20 May Turkish Airlines
14 May - 18 May Icelandair
05 May - 11 May Turkish Airlines
12 May - 18 May Turkish Airlines
11 May - 18 May Turkish Airlines
13 May - 20 May SWISS direct
11 May - 20 May SWISS direct
27 May - 09 Jun Icelandair
04 May - 08 May TAP
15 May - 26 May Turkish Airlines
12 May - 18 May SWISS direct
23 May - 08 Jun SWISS
31 May - 05 Jun Aer Lingus
22 May - 02 Jun SWISS direct
23 May - 08 Jun SWISS direct
31 May - 06 Jun Aer Lingus
31 May - 05 Jun SWISS direct
31 May - 06 Jun SWISS direct

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

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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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