Cheapest return flights from Dublin to Boston in May from $308

Best time to book flights for Dublin (DUB) to Boston (BOS) flights at AirHint

AirHint found the following cheapest return flights from Dublin (DUB) to Boston (BOS) in May 2025 (see full year).

Return flights

16 May - 20 May Fly Play
14 May - 20 May Fly Play
11 May - 13 May Fly Play
14 May - 17 May Fly Play
11 May - 14 May Fly Play
11 May - 24 May Fly Play
23 May - 02 Jun Fly Play
08 May - 13 May Fly Play
08 May - 20 May Fly Play
08 May - 11 May Fly Play
09 May - 11 May Fly Play
15 May - 10 Jun Fly Play
30 May - 30 Jun Delta
30 May - 09 Jun KLM
26 May - 02 Jun Icelandair
28 May - 07 Jun KLM
23 May - 11 Jun Delta
27 May - 03 Jun KLM
30 May - 14 Jun Delta
21 May - 15 Jun KLM

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

Skyscanner

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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