AirHint found the following cheapest return flights from Cagliari (CAG) to Dublin (DUB) in December 2025 (see full year).

Return flights

01 Dec - 06 Dec	Ryanair
11 Dec - 14 Dec	Ryanair
20 Dec - 26 Dec	Ryanair
20 Dec - 27 Dec	Ryanair
21 Dec - 27 Dec	Ryanair
26 Dec - 07 Jan	Ryanair
26 Dec - 30 Dec	Ryanair
30 Dec - 02 Jan	Ryanair
28 Dec - 30 Dec	Ryanair
27 Dec - 30 Dec	Ryanair

Also check the deals for one-way flights from Cagliari to Dublin 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 Cagliari to Dublin in December from 153€

Return flights