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

Return flights

04 Dec - 11 Dec	British Airways
07 Dec - 13 Dec	British Airways
01 Dec - 12 Dec	British Airways
05 Dec - 12 Dec	British Airways
05 Dec - 12 Dec	Aer Lingus	direct
01 Dec - 12 Dec	Aer Lingus	direct
22 Dec - 29 Dec	Aer Lingus
10 Dec - 21 Dec	Lufthansa
06 Dec - 20 Dec	Air Canada
05 Dec - 19 Dec	Aer Lingus	direct
27 Dec - 10 Jan	Air Canada
26 Dec - 09 Jan	Air Canada
28 Dec - 02 Jan	Air Canada
29 Dec - 07 Jan	KLM
21 Dec - 04 Jan	Air Canada
30 Dec - 02 Jan	Air France
24 Dec - 02 Jan	KLM
17 Dec - 02 Jan	KLM
22 Dec - 05 Jan	KLM
18 Dec - 02 Jan	KLM

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

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 December from 609€

Return flights