Cheapest return flights from Boston to Dublin in January from 262€

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

Return flights

23 Jan - 28 Jan Austrian Airlines
18 Jan - 26 Jan Austrian Airlines
22 Jan - 28 Jan Austrian Airlines
22 Jan - 02 Feb Austrian Airlines
13 Jan - 21 Jan Austrian Airlines
08 Jan - 15 Jan Austrian Airlines
18 Jan - 29 Jan Austrian Airlines
23 Jan - 01 Feb Austrian Airlines
29 Jan - 05 Feb Austrian Airlines
30 Jan - 02 Feb Austrian Airlines
08 Jan - 14 Jan Austrian Airlines
20 Jan - 31 Jan United
11 Jan - 22 Jan Lufthansa
24 Jan - 01 Feb Lufthansa
01 Jan - 13 Jan Delta
27 Jan - 09 Feb United
25 Jan - 01 Feb Icelandair
27 Jan - 03 Feb Icelandair
22 Jan - 02 Feb Aer Lingus direct
25 Jan - 01 Feb Aer Lingus direct

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

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