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

Return flights

23 Jan - 26 Jan	Air Canada
15 Jan - 18 Jan	Air Canada
26 Jan - 06 Feb	United
17 Jan - 24 Jan	United
27 Jan - 04 Feb	United
29 Jan - 02 Feb	United
30 Jan - 02 Feb	United
30 Jan - 06 Feb	United
31 Jan - 08 Feb	United
19 Jan - 02 Feb	United
20 Jan - 26 Jan	Air Canada
16 Jan - 18 Jan	Air Canada
25 Jan - 02 Feb	Air Canada
25 Jan - 04 Feb	Air Canada
25 Jan - 08 Feb	Air Canada
18 Jan - 27 Jan	United
20 Jan - 27 Jan	United
15 Jan - 22 Jan	United
15 Jan - 29 Jan	United
13 Jan - 27 Jan	United

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

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 New York to Dublin in January from 288€

Return flights