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

Return flights

31 Mar - 07 Apr	Air Canada
18 Mar - 30 Mar	Air Canada
10 Mar - 17 Mar	Aer Lingus	direct
05 Mar - 09 Mar	United
05 Mar - 11 Mar	United
02 Mar - 11 Mar	United
03 Mar - 16 Mar	United
05 Mar - 16 Mar	United
01 Mar - 11 Mar	United
01 Mar - 07 Mar	Air Canada
11 Mar - 17 Mar	Icelandair
29 Mar - 09 Apr	United
31 Mar - 08 Apr	United
31 Mar - 10 Apr	United
28 Mar - 08 Apr	Air Canada
26 Mar - 08 Apr	Air Canada
26 Mar - 01 Apr	Air Canada
24 Mar - 01 Apr	Air Canada
30 Mar - 05 Apr	KLM
29 Mar - 05 Apr	Delta

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

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 March from 287€

Return flights