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

Return flights

16 Jul - 28 Jul	Fly Play
16 Jul - 16 Jul	Fly Play
16 Jul - 23 Jul	Fly Play
17 Jul - 28 Jul	Fly Play
23 Jul - 30 Jul	American Airlines
30 Jul - 06 Aug	Fly Play
26 Jul - 27 Jul	Iberia
26 Jul - 01 Aug	Iberia
17 Jul - 04 Aug	Fly Play
17 Jul - 23 Jul	Fly Play
30 Jul - 07 Aug	Icelandair
31 Jul - 07 Aug	Icelandair
28 Jul - 30 Aug	Icelandair
17 Jul - 21 Jul	Fly Play
28 Jul - 02 Aug	Icelandair
28 Jul - 11 Aug	Icelandair
28 Jul - 07 Aug	Icelandair
31 Jul - 06 Aug	Icelandair
19 Jul - 28 Jul	Fly Play
27 Jul - 30 Jul	Icelandair

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

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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Cheapest return flights from Dublin to Boston in July from $532

Return flights