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

Return flights

04 May - 11 May	Air Canada
04 May - 11 May	Austrian Airlines	direct
09 May - 16 May	Air Canada
13 May - 18 May	Air Canada
11 May - 18 May	Air Canada
13 May - 19 May	Air Canada
12 May - 19 May	Air Canada
07 May - 11 May	United
10 May - 17 May	Air Canada
14 May - 28 May	Air Canada
25 May - 04 Jun	Air Canada
24 May - 05 Jun	United
11 May - 26 Jun	United
24 May - 13 Jun	Iberia
18 May - 13 Jun	Air Canada
20 May - 13 Jun	Air Canada
24 May - 05 Jun	Brussels Airlines	direct
13 May - 06 Jun	Air Canada
14 May - 06 Jun	SWISS
25 May - 01 Jun	Icelandair

Also check the deals for one-way flights from Newark 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 Newark to Dublin in May from 288€

Return flights