AirHint found the following cheapest return flights from Bucharest (OTP) to Budapest (BUD) in December 2025 (see full year).

Return flights

01 Dec - 03 Dec	Wizz Air Malta
09 Dec - 12 Dec	Wizz Air Malta
02 Dec - 05 Dec	Wizz Air Malta
12 Dec - 17 Dec	Aeroitalia
01 Dec - 02 Dec	Wizz Air Malta
03 Dec - 07 Dec	Wizz Air Malta
12 Dec - 14 Dec	Ryanair
08 Dec - 11 Dec	Wizz Air Malta
10 Dec - 14 Dec	Wizz Air Malta
07 Dec - 09 Dec	Wizz Air Malta
28 Dec - 01 Jan	Ryanair
26 Dec - 02 Jan	Air Serbia
27 Dec - 02 Jan	Air Serbia
28 Dec - 02 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
26 Dec - 01 Jan	Air Serbia
31 Dec - 02 Jan	TAROM
29 Dec - 02 Jan	Air Serbia
29 Dec - 01 Jan	TAROM
27 Dec - 03 Jan	LOT

Also check the deals for one-way flights from Bucharest to Budapest 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 Budapest in December from 79€

Return flights