Cheapest return flights from New York to Dublin in September from $297

Best time to book flights for New York (NYC) to Dublin (DUB) flights at AirHint

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

Return flights

01 Sep - 19 Sep Fly Play
02 Sep - 09 Sep Fly Play
08 Sep - 16 Sep Fly Play
04 Sep - 10 Sep Fly Play
19 Sep - 22 Sep Fly Play
05 Sep - 10 Sep Fly Play
20 Sep - 07 Oct Fly Play
07 Sep - 09 Sep Fly Play
30 Sep - 04 Oct Fly Play
16 Sep - 23 Sep Fly Play
10 Sep - 17 Sep Fly Play
19 Sep - 27 Sep Fly Play
26 Sep - 03 Oct Fly Play
19 Sep - 01 Oct Fly Play
26 Sep - 01 Oct Fly Play
17 Sep - 01 Oct Scandinavian Airlines
14 Sep - 06 Oct Scandinavian Airlines
13 Sep - 07 Oct Scandinavian Airlines
29 Sep - 04 Oct Scandinavian Airlines
17 Sep - 01 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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin