Cheapest return flights from Dublin to Boston in September from 326€

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

Return flights

03 Sep - 12 Sep British Airways
11 Sep - 14 Sep British Airways
10 Sep - 16 Sep British Airways
09 Sep - 14 Sep British Airways
03 Sep - 07 Sep British Airways
03 Sep - 14 Sep British Airways
03 Sep - 15 Sep British Airways
18 Sep - 27 Sep British Airways
16 Sep - 20 Sep British Airways
26 Sep - 09 Oct British Airways
25 Sep - 02 Oct British Airways
26 Sep - 02 Oct British Airways
11 Sep - 14 Sep Aer Lingus direct
26 Sep - 09 Oct Aer Lingus direct
25 Sep - 02 Oct Aer Lingus direct
26 Sep - 02 Oct Aer Lingus direct
27 Sep - 04 Oct Aer Lingus direct
29 Sep - 06 Oct Aer Lingus direct
30 Sep - 07 Oct Aer Lingus direct
28 Sep - 05 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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