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

Return flights

10 Jan - 18 Jan	Air Canada
30 Jan - 13 Feb	Lufthansa
30 Jan - 11 Feb	Lufthansa
13 Jan - 18 Jan	Lufthansa
15 Jan - 04 Feb	Lufthansa
09 Jan - 06 Feb	Lufthansa
10 Jan - 06 Feb	Lufthansa
09 Jan - 08 Feb	Lufthansa
09 Jan - 24 Jan	Lufthansa
09 Jan - 16 Jan	Lufthansa
11 Jan - 21 Jan	Air Canada
09 Jan - 17 Jan	Air Canada
11 Jan - 18 Jan	Air Canada
12 Jan - 18 Jan	United
29 Jan - 08 Feb	United
29 Jan - 27 Feb	United
14 Jan - 18 Jan	United
29 Jan - 02 Feb	United
14 Jan - 04 Feb	United
23 Jan - 28 Jan	Air Canada

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 $333

Return flights