AirHint found the following cheapest return flights from Cluj-napoca (CLJ) to Dublin (DUB) in September 2025 (see full year).

Return flights

30 Sep - 12 Oct	Ryanair
26 Sep - 01 Oct	Ryanair
26 Sep - 29 Sep	Ryanair
29 Sep - 01 Oct	Ryanair
24 Sep - 29 Sep	Ryanair
24 Sep - 06 Oct	Ryanair
24 Sep - 05 Oct	Ryanair
25 Sep - 06 Oct	Wizz Air Malta
24 Sep - 28 Sep	Ryanair
30 Sep - 03 Oct	Ryanair
23 Sep - 30 Sep	Ryanair
26 Sep - 07 Oct	Ryanair
29 Sep - 02 Oct	Ryanair
26 Sep - 13 Oct	Ryanair	direct
26 Sep - 29 Sep	Ryanair	direct
26 Sep - 28 Sep	Ryanair	direct
21 Sep - 24 Sep	Wizz Air Malta
28 Sep - 29 Sep	Ryanair	direct
19 Sep - 24 Sep	Ryanair
20 Sep - 24 Sep	Ryanair

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

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 Cluj-napoca to Dublin in September from $124

Return flights