Cheapest return flights from Cardiff to Dublin in May from 88€

Best time to book flights for Cardiff (CWL) to Dublin (DUB) flights at AirHint

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

Return flights

16 May - 18 May Ryanair direct
16 May - 19 May Ryanair direct
09 May - 19 May Ryanair direct
06 May - 09 May Ryanair direct
23 May - 25 May Ryanair direct
09 May - 12 May Ryanair direct
02 May - 04 May Ryanair direct
02 May - 05 May Ryanair direct
23 May - 26 May Ryanair direct
07 May - 09 May Loganair

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

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