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

Return flights

11 Mar - 15 Mar	Aer Lingus	direct
11 Mar - 22 Mar	Aer Lingus	direct
01 Mar - 08 Mar	Aer Lingus	direct
02 Mar - 09 Mar	Aer Lingus	direct
04 Mar - 11 Mar	Aer Lingus	direct
05 Mar - 12 Mar	Aer Lingus	direct
08 Mar - 15 Mar	Aer Lingus	direct
16 Mar - 23 Mar	Aer Lingus	direct
03 Mar - 10 Mar	Aer Lingus	direct
23 Mar - 30 Mar	Air Canada
30 Mar - 05 Apr	United
27 Mar - 05 Apr	Air Canada
18 Mar - 08 Apr	SWISS
24 Mar - 14 Apr	SWISS
17 Mar - 11 Apr	SWISS
10 Mar - 01 Apr	SWISS
15 Mar - 09 Apr	SWISS
26 Mar - 20 Apr	SWISS
31 Mar - 24 Apr	SWISS
31 Mar - 25 Apr	SWISS

Also check the deals for one-way flights from Newark 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 Newark to Dublin in March from 287€

Return flights