Cheapest return flights from Cardiff to Dublin in January from $100

AirHint found the following cheapest return flights from Cardiff (CWL) to Dublin (DUB) in January 2026 (see full year).

Return flights

07 Jan - 14 Jan Ryanair direct
07 Jan - 24 Jan Ryanair direct
14 Jan - 24 Jan Ryanair direct
14 Jan - 02 Feb Ryanair direct
09 Jan - 14 Jan Ryanair direct
09 Jan - 24 Jan Ryanair direct
18 Jan - 24 Jan Ryanair direct
18 Jan - 02 Feb Ryanair direct
25 Jan - 02 Feb Ryanair direct
04 Jan - 14 Jan Ryanair direct
04 Jan - 24 Jan Ryanair direct
16 Jan - 24 Jan Ryanair direct
22 Jan - 02 Feb Ryanair direct
16 Jan - 02 Feb Ryanair direct
07 Jan - 23 Jan Ryanair direct
30 Jan - 02 Feb Ryanair direct
18 Jan - 08 Feb Ryanair direct
25 Jan - 08 Feb Ryanair direct
25 Jan - 15 Feb Ryanair direct
30 Jan - 16 Feb Ryanair direct

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

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.