Cheapest return flights from Shannon to Boston in June from 420€

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 June 2025 (see full year).

Return flights

05 Jun - 12 Jun Aer Lingus direct
02 Jun - 16 Jun Aer Lingus direct
13 Jun - 27 Jun Aer Lingus direct
14 Jun - 28 Jun Aer Lingus direct
08 Jun - 10 Jun Aer Lingus direct
03 Jun - 09 Jun Ryanair
02 Jun - 09 Jun Ryanair
03 Jun - 09 Jun Aer Lingus direct
12 Jun - 19 Jun Ryanair
22 Jun - 05 Jul Aer Lingus
02 Jun - 09 Jun Aer Lingus direct
21 Jun - 12 Jul Air France
21 Jun - 19 Jul Aer Lingus
22 Jun - 05 Jul Aer Lingus direct

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

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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