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

Return flights

30 Jul - 31 Aug	Fly Play
30 Jul - 15 Aug	Fly Play
30 Jul - 08 Aug	Fly Play
16 Jul - 23 Jul	jetBlue	direct
26 Jul - 02 Aug	British Airways
23 Jul - 31 Jul	British Airways
31 Jul - 07 Aug	Icelandair
26 Jul - 10 Aug	British Airways
31 Jul - 09 Aug	British Airways
17 Jul - 23 Jul	Fly Play
23 Jul - 28 Jul	British Airways
15 Jul - 29 Jul	jetBlue
27 Jul - 28 Aug	Icelandair
15 Jul - 22 Jul	jetBlue	direct
24 Jul - 29 Jul	Icelandair
30 Jul - 02 Aug	Icelandair
29 Jul - 02 Aug	Icelandair
25 Jul - 27 Jul	Icelandair
15 Jul - 24 Jul	jetBlue
15 Jul - 29 Jul	jetBlue	direct

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 430€

Return flights