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

Return flights

15 Feb - 20 Feb	Scandinavian Airlines
02 Feb - 05 Feb	Scandinavian Airlines
13 Feb - 17 Feb	Icelandair
13 Feb - 17 Feb	Aer Lingus	direct
02 Feb - 05 Feb	Aer Lingus	direct
15 Feb - 20 Feb	Aer Lingus	direct

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

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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Cheapest return flights from Dublin to Boston in February from 351€

Return flights