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

Return flights

15 Feb - 22 Feb	TAP
09 Feb - 15 Feb	Icelandair
05 Feb - 10 Feb	Icelandair
09 Feb - 20 Feb	Lufthansa
12 Feb - 19 Feb	Lufthansa
03 Feb - 10 Feb	Lufthansa
01 Feb - 19 Feb	Lufthansa
13 Feb - 22 Feb	Lufthansa
16 Feb - 22 Feb	Lufthansa
12 Feb - 16 Feb	British Airways
27 Feb - 03 Mar	British Airways
23 Feb - 20 Mar	Aer Lingus	direct
25 Feb - 04 Mar	Aer Lingus	direct
26 Feb - 01 Mar	Aer Lingus	direct
26 Feb - 05 Mar	Aer Lingus	direct
27 Feb - 02 Mar	Aer Lingus	direct
21 Feb - 21 Mar	British Airways
21 Feb - 20 Mar	British Airways
28 Feb - 08 Mar	Lufthansa
28 Feb - 07 Mar	Lufthansa

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 320€

Return flights