AirHint found the following cheapest return flights from Krakow (KRK) to Bucharest (BBU) in December 2025 (see full year).

Return flights

13 Dec - 15 Dec	Ryanair	direct
06 Dec - 13 Dec	Ryanair	direct
06 Dec - 15 Dec	Ryanair	direct
06 Dec - 08 Dec	Ryanair	direct
03 Dec - 13 Dec	Wizz Air	direct
03 Dec - 15 Dec	Wizz Air	direct
03 Dec - 08 Dec	Wizz Air	direct
06 Dec - 07 Dec	Ryanair	direct
03 Dec - 07 Dec	Wizz Air	direct
03 Dec - 04 Dec	Wizz Air	direct
30 Dec - 01 Jan	Wizz Air	direct
30 Dec - 03 Jan	Wizz Air	direct
20 Dec - 03 Jan	Ryanair	direct

Also check the deals for one-way flights from Krakow 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 Krakow to Bucharest in December from $71

Return flights