AirHint found the following cheapest one-way flights from Shannon (SNN) to Boston (BOS) in March 2026 (see full year).
One-Way flights
| 28 Mar | Ryanair | ||
| 23 Mar | British Airways | ||
| 28 Mar | Aer Lingus | direct | |
| 23 Mar | Aer Lingus | direct |
Also check the deals for return flights from Shannon to Boston in March.
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