AirHint found the following cheapest return flights from Cluj-napoca (CLJ) to Dublin (DUB) in May 2026 (see full year).

Return flights

07 May - 10 May	HiSky Europe	direct
30 May - 02 Jun	Ryanair
01 May - 12 May	Ryanair	direct
01 May - 05 May	Ryanair
23 May - 02 Jun	Ryanair
16 May - 19 May	Ryanair
30 May - 05 Jun	Ryanair	direct
09 May - 12 May	Ryanair	direct
30 May - 09 Jun	Ryanair	direct
18 May - 21 May	Ryanair
08 May - 12 May	Ryanair	direct
29 May - 02 Jun	Ryanair
05 May - 12 May	Ryanair	direct
30 May - 12 Jun	Ryanair	direct
23 May - 09 Jun	Ryanair	direct
23 May - 05 Jun	Ryanair	direct
19 May - 05 Jun	Ryanair	direct
19 May - 09 Jun	Ryanair	direct
12 May - 23 May	Ryanair
01 May - 09 May	Ryanair	direct

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

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 May from 80€

Return flights