Cheapest return flights from Boston to Dublin in May from 491€

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

Return flights

03 May - 13 May Delta direct
07 May - 12 May Delta direct
01 May - 07 May United
08 May - 12 May United
01 May - 06 May United
01 May - 04 May Delta
01 May - 03 May Delta
07 May - 17 May Delta direct
07 May - 18 May Delta direct
02 May - 06 May United
26 May - 02 Jun jetBlue
27 May - 03 Jun jetBlue
30 May - 06 Jun jetBlue
29 May - 05 Jun jetBlue
27 May - 02 Jun Air Canada
29 May - 08 Jun Delta direct
28 May - 08 Jun Delta direct
25 May - 01 Jun Delta direct
26 May - 02 Jun Delta direct
28 May - 04 Jun Delta direct

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

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