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

Return flights

06 Dec - 11 Dec	Ryanair
05 Dec - 07 Dec	Ryanair
07 Dec - 14 Dec	Ryanair
12 Dec - 13 Dec	Ryanair
10 Dec - 14 Dec	Wizz Air Malta
04 Dec - 07 Dec	Ryanair
10 Dec - 12 Dec	Wizz Air Malta
20 Dec - 07 Jan	Ryanair
25 Dec - 31 Dec	Wizz Air Malta
07 Dec - 17 Dec	Wizz Air Malta
08 Dec - 09 Dec	Wizz Air Malta
06 Dec - 03 Jan	Ryanair
23 Dec - 03 Jan	Wizz Air Malta
23 Dec - 02 Jan	Wizz Air Malta
29 Dec - 06 Jan	Ryanair
30 Dec - 02 Jan	Wizz Air Malta

Also check the deals for one-way flights from Cluj-napoca to Bucharest 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 Cluj-napoca to Bucharest in December from 159€

Return flights