AirHint found the following cheapest return flights from Dublin (DUB) to Cancun (CUN) in October 2025 (see full year).

Return flights

04 Oct - 09 Oct	jetBlue
13 Oct - 20 Oct	jetBlue
05 Oct - 18 Oct	jetBlue
13 Oct - 22 Oct	jetBlue
03 Oct - 10 Oct	jetBlue
11 Oct - 18 Oct	jetBlue
07 Oct - 14 Oct	Ryanair
02 Oct - 10 Oct	Ryanair
24 Oct - 27 Oct	TAP
31 Oct - 07 Nov	Ryanair
10 Oct - 19 Oct	Vueling Airlines
24 Oct - 03 Nov	Scandinavian Airlines
30 Oct - 03 Nov	Ryanair
06 Oct - 30 Nov	Ryanair
25 Oct - 04 Nov	TAP
25 Oct - 07 Nov	TAP
24 Oct - 01 Nov	Air Canada
25 Oct - 08 Nov	Air Canada
30 Oct - 13 Nov	Lufthansa
31 Oct - 16 Nov	British Airways

Also check the deals for one-way flights from Dublin to Cancun in October.

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 October from 560€

Return flights