Cheapest return flights from Dublin to Cardiff in September from 73€

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

Return flights

14 Sep - 21 Sep Ryanair direct
14 Sep - 24 Sep Ryanair direct
12 Sep - 21 Sep Ryanair direct
12 Sep - 24 Sep Ryanair direct
07 Sep - 21 Sep Ryanair direct
07 Sep - 24 Sep Ryanair direct
14 Sep - 18 Sep Ryanair direct
12 Sep - 18 Sep Ryanair direct
07 Sep - 18 Sep Ryanair direct
19 Sep - 21 Sep Ryanair direct
26 Sep - 16 Oct Ryanair direct
26 Sep - 08 Oct Ryanair direct
26 Sep - 10 Oct Ryanair direct
19 Sep - 08 Oct Ryanair direct
18 Sep - 08 Oct Ryanair direct
27 Sep - 16 Oct Ryanair direct
27 Sep - 08 Oct Ryanair direct
27 Sep - 10 Oct Ryanair direct
26 Sep - 05 Oct Ryanair direct
19 Sep - 05 Oct Ryanair direct

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

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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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