Cheapest return flights from Dublin to Boston in January from $390

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

Return flights

11 Jan - 20 Jan Aer Lingus direct
11 Jan - 21 Jan Aer Lingus direct
11 Jan - 17 Jan Aer Lingus direct
20 Jan - 27 Jan Aer Lingus direct
21 Jan - 28 Jan Aer Lingus direct
22 Jan - 29 Jan Aer Lingus direct
15 Jan - 18 Jan Aer Lingus direct
15 Jan - 22 Jan Aer Lingus direct
16 Jan - 19 Jan Aer Lingus direct
16 Jan - 23 Jan Aer Lingus direct
25 Jan - 01 Feb Aer Lingus direct
26 Jan - 02 Feb Aer Lingus direct
27 Jan - 03 Feb Aer Lingus direct
29 Jan - 01 Feb Aer Lingus direct
29 Jan - 05 Feb Aer Lingus direct
30 Jan - 06 Feb Aer Lingus direct
28 Jan - 04 Feb Aer Lingus direct
30 Jan - 02 Feb Aer Lingus direct

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

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.

Book a cheap hotel in Boston

Cheap car rent in Boston

Feel free to contact us with any feedback or request another flight research.