Cheapest return flights from Boston to Dublin in August from $369

Best time to book flights for Boston (BOS) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Dublin (DUB) in August 2025 (see full year).

Return flights

18 Aug - 23 Aug Icelandair
11 Aug - 19 Aug Icelandair
11 Aug - 20 Aug Icelandair
11 Aug - 18 Aug Icelandair
18 Aug - 26 Aug Scandinavian Airlines
12 Aug - 19 Aug SWISS
10 Aug - 19 Aug SWISS
11 Aug - 21 Aug Air Canada
29 Aug - 06 Sep Fly Play
18 Aug - 29 Aug Scandinavian Airlines
14 Aug - 19 Aug Air Canada
29 Aug - 01 Sep Scandinavian Airlines
28 Aug - 04 Sep Aer Lingus direct
29 Aug - 05 Sep Aer Lingus direct
30 Aug - 02 Sep Aer Lingus direct
27 Aug - 29 Sep Delta direct
31 Aug - 03 Sep Aer Lingus

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

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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