AirHint found the following cheapest return flights from Boston (BOS) to Geneva (GVA) in May 2026 (see full year).
Return flights
| 04 May - 11 May | SWISS | ||
| 19 May - 27 May | Air Canada | ||
| 01 May - 04 May | SWISS | ||
| 21 May - 26 May | United | ||
| 22 May - 31 May | TAP |
Also check the deals for one-way flights from Boston to Geneva in May.
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