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

Return flights

31 Dec - 20 Jan	Ryanair	direct
30 Dec - 31 Dec	Ryanair	direct
30 Dec - 01 Jan	Ryanair	direct
11 Dec - 13 Dec	Ryanair
11 Dec - 17 Dec	Ryanair
11 Dec - 16 Dec	Ryanair
09 Dec - 11 Dec	Ryanair
10 Dec - 13 Dec	Ryanair
27 Dec - 31 Dec	Ryanair	direct
09 Dec - 13 Dec	Ryanair
08 Dec - 09 Dec	Scandinavian Airlines
08 Dec - 10 Dec	Ryanair
31 Dec - 15 Jan	Ryanair	direct
31 Dec - 17 Jan	Ryanair	direct
27 Dec - 15 Jan	Ryanair
30 Dec - 15 Jan	Ryanair	direct
31 Dec - 14 Jan	Ryanair	direct
30 Dec - 17 Jan	Ryanair	direct
31 Dec - 13 Jan	Ryanair	direct
28 Dec - 01 Jan	Ryanair

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

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 Dublin to Cluj-napoca in December from 68€

Return flights