Cheapest return flights from Boston to Dublin in July from $418

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

Return flights

29 Jul - 08 Aug Aer Lingus direct
25 Jul - 28 Jul Aer Lingus direct
31 Jul - 04 Aug Aer Lingus direct
26 Jul - 02 Aug Aer Lingus direct
27 Jul - 03 Aug Aer Lingus direct
05 Jul - 23 Jul Aer Lingus direct
14 Jul - 22 Jul Air France direct
23 Jul - 27 Jul Aer Lingus direct
28 Jul - 31 Jul Aer Lingus direct
24 Jul - 27 Jul Aer Lingus direct
27 Jul - 30 Jul Aer Lingus direct
12 Jul - 23 Jul American Airlines
29 Jul - 01 Aug Aer Lingus direct
30 Jul - 02 Aug Aer Lingus direct
31 Jul - 03 Aug Aer Lingus direct
07 Jul - 27 Jul Iberia
07 Jul - 15 Jul Lufthansa

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

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