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

Return flights

29 Dec - 16 Jan	Wizz Air	direct
30 Dec - 16 Jan	Wizz Air	direct
30 Dec - 02 Jan	Wizz Air
29 Dec - 02 Jan	Wizz Air
29 Dec - 02 Jan	Wizz Air	direct
29 Dec - 06 Jan	Wizz Air	direct
30 Dec - 02 Jan	Wizz Air	direct
30 Dec - 06 Jan	Wizz Air	direct

Also check the deals for one-way flights from Bucharest to Warsaw 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 Bucharest to Warsaw in December from $216

Return flights