Cheapest return flights from Boston to Dublin in May from 330€

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

Return flights

04 May - 11 May Air France direct
06 May - 10 May Air Canada
07 May - 12 May Air Canada
27 May - 03 Jun Air Canada
12 May - 26 May United
10 May - 14 May Scandinavian Airlines
17 May - 24 May Icelandair
05 May - 12 May Aer Lingus direct
26 May - 02 Jun Air Canada
09 May - 12 May Aer Lingus direct
06 May - 10 May Aer Lingus direct
07 May - 12 May Aer Lingus direct
26 May - 02 Jun Iberia direct
27 May - 03 Jun Iberia direct
19 May - 02 Jun Aer Lingus direct
23 May - 02 Jun Aer Lingus direct
27 May - 01 Jun Aer Lingus direct
30 May - 05 Jun Aer Lingus direct
31 May - 07 Jun Aer Lingus direct
28 May - 04 Jun Aer Lingus direct

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

Powered by

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.