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

Return flights

04 May - 11 May	Lufthansa
01 May - 08 May	Air Canada
01 May - 05 May	Air Canada
08 May - 11 May	Air Canada
07 May - 11 May	Lufthansa
03 May - 10 May	Air Canada
06 May - 13 May	Air Canada
01 May - 10 May	Air Canada
02 May - 11 May	Air Canada
06 May - 20 May	Lufthansa
07 May - 05 Jun	United
29 May - 05 Jun	Lufthansa
20 May - 01 Jun	United
30 May - 02 Jun	United
30 May - 04 Jun	United
26 May - 07 Jun	British Airways
27 May - 08 Jun	British Airways
14 May - 18 Jun	United
29 May - 13 Jun	Lufthansa
14 May - 17 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 $338

Return flights