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

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

Return flights

06 May - 13 May British Airways
04 May - 18 May British Airways
14 May - 19 May British Airways
11 May - 18 May British Airways
01 May - 04 May British Airways
08 May - 12 May British Airways
22 May - 05 Jun British Airways
04 May - 11 May British Airways
19 May - 26 May British Airways
20 May - 24 May British Airways
22 May - 25 May British Airways
22 May - 02 Jun British Airways
30 May - 06 Jun British Airways
26 May - 02 Jun British Airways
24 May - 01 Jun British Airways
22 May - 05 Jun Aer Lingus direct
28 May - 01 Jun Aer Lingus direct
26 May - 02 Jun Aer Lingus direct
22 May - 02 Jun Aer Lingus direct
21 May - 01 Jun Aer Lingus direct

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

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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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