Cheapest return flights from Shannon to Boston in May from 423€

Best time to book flights for Shannon (SNN) to Boston (BOS) flights at AirHint

AirHint found the following cheapest return flights from Shannon (SNN) to Boston (BOS) in May 2025 (see full year).

Return flights

01 May - 11 May Aer Lingus direct
29 May - 04 Jun Aer Lingus direct
20 May - 27 May Aer Lingus direct
31 May - 01 Jun Aer Lingus direct
16 May - 27 May Aer Lingus direct
22 May - 25 May Aer Lingus direct

Also check the deals for one-way flights from Shannon to Boston in May.

Skyscanner

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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