AirHint found the following cheapest return flights from Bucharest (OTP) to Belgrade (BEG) in January 2026 (see full year).

Return flights

29 Jan - 02 Feb	Wizz Air Malta
22 Jan - 29 Jan	Wizz Air Malta
28 Jan - 31 Jan	Wizz Air Malta
29 Jan - 01 Feb	Air Serbia
26 Jan - 01 Feb	Air Serbia
26 Jan - 29 Jan	Air Serbia
23 Jan - 28 Jan	Ryanair
23 Jan - 26 Jan	Ryanair
24 Jan - 27 Jan	Air Serbia
23 Jan - 25 Jan	Ryanair
22 Jan - 29 Jan	Air Serbia	direct
26 Jan - 01 Feb	Air Serbia	direct
30 Jan - 01 Feb	Wizz Air Malta
25 Jan - 27 Jan	Wizz Air Malta
21 Jan - 28 Jan	Air Serbia

Also check the deals for one-way flights from Bucharest to Belgrade in January.

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 Belgrade in January from 116€

Return flights