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

Return flights

06 May - 13 May	Air Canada
05 May - 12 May	Air Canada
05 May - 12 May	jetBlue	direct
07 May - 14 May	jetBlue
01 May - 09 May	Air Canada
06 May - 13 May	Aer Lingus	direct
04 May - 12 May	United
08 May - 15 May	Air Canada
04 May - 12 May	Aer Lingus	direct
09 May - 12 May	Aer Lingus	direct
28 May - 04 Jun	Air Canada
26 May - 02 Jun	Air Canada
27 May - 03 Jun	Air Canada
31 May - 07 Jun	Air Canada
25 May - 08 Jun	Air Canada
28 May - 01 Jun	United
29 May - 05 Jun	Air Canada
11 May - 06 Jun	Iberia
30 May - 06 Jun	Iberia
20 May - 13 Jun	Air Canada

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

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 May from 278€

Return flights