Cheapest return flights from New York to Dublin in September from $625

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

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

Return flights

23 Sep - 30 Sep Air Canada
10 Sep - 23 Sep Air Canada
24 Sep - 30 Sep Air Canada
01 Sep - 15 Sep jetBlue
08 Sep - 17 Sep jetBlue

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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