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

Return flights

10 Aug - 21 Aug	Lufthansa
13 Aug - 21 Aug	Lufthansa
06 Aug - 21 Aug	United
22 Aug - 28 Aug	Air Canada
03 Aug - 12 Aug	Air Canada
06 Aug - 13 Aug	Air Canada
27 Aug - 06 Sep	Lufthansa
22 Aug - 02 Sep	Lufthansa
04 Aug - 12 Aug	Lufthansa
13 Aug - 22 Aug	United
10 Aug - 09 Sep	Lufthansa
11 Aug - 20 Aug	United
06 Aug - 22 Aug	United
10 Aug - 08 Sep	Lufthansa
18 Aug - 02 Sep	United
10 Aug - 27 Sep	Air Canada
24 Aug - 02 Sep	Air Canada
24 Aug - 04 Sep	Air Canada
26 Aug - 08 Sep	United
10 Aug - 10 Sep	Air Canada

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

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from New York to Dublin in August from 275€

Return flights