Cheapest return flights from Shannon to Boston in June from $527

AirHint found the following cheapest return flights from Shannon (SNN) to Boston (BOS) in June 2026 (see full year).

Return flights

03 Jun - 10 Jun KLM
08 Jun - 14 Jun Aer Lingus direct
03 Jun - 17 Jun Aer Lingus direct
03 Jun - 10 Jun Aer Lingus direct
10 Jun - 14 Jun Aer Lingus direct
15 Jun - 25 Jun Aer Lingus direct
09 Jun - 14 Jun Aer Lingus direct
17 Jun - 25 Jun Aer Lingus direct
16 Jun - 03 Jul Aer Lingus direct
10 Jun - 17 Jun Aer Lingus direct
10 Jun - 15 Jun Aer Lingus direct
26 Jun - 07 Jul United
29 Jun - 07 Jul United
26 Jun - 03 Jul Aer Lingus direct
26 Jun - 07 Jul Aer Lingus direct
29 Jun - 07 Jul Aer Lingus direct

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

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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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