Cheapest one-way flights from Shannon to Boston in March from $230

AirHint found the following cheapest one-way flights from Shannon (SNN) to Boston (BOS) in March 2026 (see full year).

One-Way flights

08 Mar Ryanair
15 Mar Ryanair
24 Mar Aer Lingus
14 Mar British Airways
26 Mar Ryanair
26 Mar Aer Lingus direct
08 Mar Aer Lingus direct
14 Mar Aer Lingus direct
15 Mar Aer Lingus direct
23 Mar British Airways

Also check the deals for return flights from Shannon to Boston in March.

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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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