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

Return flights

01 May - 10 May	jetBlue
29 May - 07 Jun	Air Canada
25 May - 08 Jun	Air Canada
29 May - 05 Jun	Air Canada
22 May - 06 Jun	Air Canada
29 May - 13 Jun	Air Canada
23 May - 30 May	Air Canada
27 May - 03 Jun	Air Canada
04 May - 17 May	Air Canada
05 May - 19 May	Turkish Airlines
19 May - 30 May	Air Canada
14 May - 28 May	United
01 May - 06 May	United
21 May - 31 May	United
17 May - 31 May	United

Also check the deals for one-way flights from Dublin to Cancun 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 Dublin to Cancun in May from 676€

Return flights