Cheapest return flights from New York to Dublin in September from $351

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

Return flights

10 Sep - 31 Oct SWISS
05 Sep - 20 Sep Aer Lingus direct
05 Sep - 21 Sep Aer Lingus direct
12 Sep - 09 Oct Aer Lingus direct
12 Sep - 19 Sep Aer Lingus direct
05 Sep - 15 Sep Aer Lingus direct
12 Sep - 24 Sep Aer Lingus direct
05 Sep - 13 Sep Aer Lingus direct
06 Sep - 15 Sep Aer Lingus direct
12 Sep - 21 Sep Aer Lingus direct
12 Sep - 15 Sep Aer Lingus direct
04 Sep - 14 Sep Aer Lingus direct
30 Sep - 05 Oct Icelandair
21 Sep - 05 Oct Icelandair
29 Sep - 05 Oct Icelandair
23 Sep - 13 Oct Aer Lingus direct
16 Sep - 01 Oct Aer Lingus direct
25 Sep - 05 Oct Aer Lingus direct
24 Sep - 01 Oct Aer Lingus direct
26 Sep - 05 Oct Aer Lingus direct

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

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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