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

Return flights

25 Jan - 02 Feb	Air Canada
22 Jan - 26 Jan	United
28 Jan - 18 Feb	United
30 Jan - 08 Feb	United
26 Jan - 11 Feb	United
29 Jan - 04 Feb	United
31 Jan - 21 Feb	United
29 Jan - 02 Feb	United
14 Jan - 21 Jan	Aer Lingus	direct
08 Jan - 14 Jan	Aer Lingus	direct
22 Jan - 26 Jan	Aer Lingus	direct
15 Jan - 20 Jan	United	direct
16 Jan - 20 Jan	United	direct
17 Jan - 20 Jan	Aer Lingus	direct
08 Jan - 13 Jan	Aer Lingus	direct
18 Jan - 25 Jan	Aer Lingus	direct
09 Jan - 13 Jan	Aer Lingus	direct
22 Jan - 01 Feb	United	direct
08 Jan - 08 Feb	Aer Lingus	direct
28 Jan - 18 Feb	Aer Lingus	direct

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 279€

Return flights