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

Return flights

15 Dec - 19 Dec	TAROM
11 Dec - 15 Dec	Wizz Air Malta
21 Dec - 24 Dec	TAROM	direct
12 Dec - 15 Dec	TAROM	direct
05 Dec - 08 Dec	TAROM	direct
05 Dec - 07 Dec	TAROM	direct
15 Dec - 17 Dec	TAROM	direct
24 Dec - 28 Dec	TAROM	direct
25 Dec - 28 Dec	TAROM	direct
18 Dec - 21 Dec	TAROM	direct
29 Dec - 02 Jan	TAROM	direct

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 111€

Return flights