AirHint found the following cheapest one-way flights from Boston (BOS) to Zurich (ZRH) in May 2026 (see full year).
One-Way flights
| 07 May | Virgin Atlantic | ||
| 12 May | Air France | ||
| 08 May | TAP | ||
| 02 May | TAP | ||
| 27 May | Aer Lingus | ||
| 12 May | SWISS | direct | |
| 30 May | TAP | ||
| 07 May | SWISS | direct | |
| 08 May | United | direct | |
| 27 May | SWISS | direct |
Also check the deals for return flights from Boston to Zurich in May.
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