Cheapest return flights from Boston to Dublin in August from $394

AirHint found the following cheapest return flights from Boston (BOS) to Dublin (DUB) in August 2026 (see full year).

Return flights

19 Aug - 26 Aug Aer Lingus direct
18 Aug - 25 Aug Air France direct
26 Aug - 02 Sep Aer Lingus direct
25 Aug - 01 Sep Aer Lingus direct
16 Aug - 24 Aug Aer Lingus direct
17 Aug - 30 Aug Aer Lingus direct
14 Aug - 21 Aug Aer Lingus direct
16 Aug - 23 Aug Aer Lingus direct
17 Aug - 24 Aug Aer Lingus direct
21 Aug - 28 Aug Aer Lingus direct
22 Aug - 25 Aug Aer Lingus direct
24 Aug - 31 Aug Aer Lingus direct
27 Aug - 03 Sep Aer Lingus direct
30 Aug - 06 Sep Aer Lingus direct
31 Aug - 07 Sep Aer Lingus direct
28 Aug - 04 Sep Aer Lingus direct
28 Aug - 06 Sep Aer Lingus direct
30 Aug - 02 Sep Aer Lingus direct
31 Aug - 03 Sep Aer Lingus direct

Also check the deals for one-way flights from Boston to Dublin in August.

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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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