Cheapest return flights from Dublin to Boston in September from 386€

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

Return flights

24 Sep - 28 Sep Scandinavian Airlines
01 Sep - 08 Sep Scandinavian Airlines
03 Sep - 08 Sep Scandinavian Airlines
20 Sep - 27 Sep Scandinavian Airlines
14 Sep - 18 Sep Scandinavian Airlines
27 Sep - 01 Oct LEVEL
05 Sep - 08 Sep Aer Lingus direct
22 Sep - 29 Sep Aer Lingus
26 Sep - 29 Sep Aer Lingus
01 Sep - 08 Sep Aer Lingus direct
17 Sep - 20 Sep Aer Lingus direct
26 Sep - 03 Oct Aer Lingus direct
27 Sep - 04 Oct Aer Lingus direct
28 Sep - 05 Oct Aer Lingus direct
29 Sep - 06 Oct Aer Lingus direct
30 Sep - 07 Oct Aer Lingus direct
24 Sep - 01 Oct Aer Lingus
28 Sep - 01 Oct Aer Lingus
29 Sep - 02 Oct Aer Lingus direct
30 Sep - 03 Oct Aer Lingus direct

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

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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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