Cheapest return flights from Boston to Dublin in July from $556

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 July 2025 (see full year).

Return flights

29 Jul - 09 Aug Fly Play
27 Jul - 17 Aug British Airways
30 Jul - 10 Aug Fly Play
29 Jul - 06 Aug Fly Play
29 Jul - 05 Aug Aer Lingus direct
16 Jul - 27 Jul Fly Play
15 Jul - 22 Jul Fly Play
23 Jul - 30 Jul Delta direct
08 Jul - 23 Jul British Airways
23 Jul - 06 Aug British Airways
01 Jul - 15 Jul British Airways
15 Jul - 19 Jul Fly Play
09 Jul - 23 Jul British Airways
08 Jul - 30 Jul British Airways
09 Jul - 30 Jul British Airways
27 Jul - 11 Aug British Airways
30 Jul - 04 Aug British Airways
02 Jul - 07 Jul British Airways
29 Jul - 06 Aug Air France direct
27 Jul - 11 Aug Air France direct

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

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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