Cheapest one-way flights from Boston to Dublin in May from 309€

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

One-Way flights

23 May United
23 May Air France direct

Also check the deals for return flights from Boston to Dublin 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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