Cheapest return flights from Philadelphia to Zurich in May from 574€

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

Return flights

11 May - 15 May Spirit Airlines
19 May - 26 May Aer Lingus
26 May - 01 Jun Aer Lingus
20 May - 25 May Austrian Airlines
25 May - 31 May Lufthansa
21 May - 09 Jun Aer Lingus
22 May - 30 May Spirit Airlines

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

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