Cheapest return flights from New York to Dublin in December from $343

AirHint found the following cheapest return flights from New York (LGA) to Dublin (DUB) in December 2025 (see full year).

Return flights

05 Dec - 12 Dec Lufthansa
07 Dec - 14 Dec Lufthansa
04 Dec - 07 Dec Lufthansa
12 Dec - 11 Jan Lufthansa
13 Dec - 11 Jan United
01 Dec - 08 Dec United
03 Dec - 10 Dec United
03 Dec - 12 Dec United
09 Dec - 16 Dec United
25 Dec - 13 Jan United
12 Dec - 23 Dec United
11 Dec - 18 Dec United
16 Dec - 10 Jan United
31 Dec - 07 Jan United
11 Dec - 27 Dec Delta
29 Dec - 05 Jan United
25 Dec - 01 Jan United
20 Dec - 05 Jan Air Canada
16 Dec - 02 Jan Air Canada
21 Dec - 03 Jan Delta

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

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.

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