Cheapest return flights from Cardiff to Dublin in December from 40€

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

Return flights

06 Dec - 15 Dec Ryanair direct
13 Dec - 15 Dec Ryanair direct
12 Dec - 15 Dec Ryanair direct
12 Dec - 13 Dec Ryanair direct
03 Dec - 06 Dec Ryanair direct
15 Dec - 18 Dec Ryanair direct
10 Dec - 17 Dec Ryanair direct
14 Dec - 17 Dec Ryanair direct
17 Dec - 18 Dec Ryanair direct
05 Dec - 12 Dec Ryanair direct
30 Dec - 05 Jan Ryanair direct
31 Dec - 04 Jan Ryanair direct
19 Dec - 17 Jan Ryanair direct
19 Dec - 10 Jan Ryanair direct
29 Dec - 01 Jan Ryanair direct
30 Dec - 03 Jan Ryanair direct
21 Dec - 01 Jan Ryanair direct
29 Dec - 02 Jan Ryanair direct
30 Dec - 01 Jan Ryanair direct
28 Dec - 02 Jan Ryanair direct

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

Skyscanner

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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