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

Return flights

05 Aug - 19 Aug	Lufthansa
14 Aug - 25 Aug	Air Canada
07 Aug - 15 Aug	Air Canada
14 Aug - 22 Aug	Air Canada
05 Aug - 12 Aug	Lufthansa
14 Aug - 25 Aug	Aer Lingus	direct
05 Aug - 19 Aug	Aer Lingus	direct
14 Aug - 22 Aug	Aer Lingus	direct
21 Aug - 26 Aug	Air Canada
25 Aug - 11 Sep	SWISS
18 Aug - 01 Sep	Air Canada
28 Aug - 05 Sep	Air Canada
06 Aug - 13 Aug	Air Canada
27 Aug - 10 Sep	Aer Lingus	direct
26 Aug - 23 Sep	Air Canada
28 Aug - 05 Sep	Aer Lingus	direct
18 Aug - 01 Sep	Aer Lingus	direct

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.

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Cheapest return flights from New York to Dublin in August from $317

Return flights