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

Return flights

29 Jan - 05 Feb	Air Serbia
29 Jan - 02 Feb	Air Serbia
28 Jan - 04 Feb	Wizz Air Malta
30 Jan - 02 Feb	Wizz Air Malta
28 Jan - 31 Jan	Wizz Air Malta
28 Jan - 04 Feb	Air Serbia	direct
25 Jan - 05 Feb	Air Serbia
27 Jan - 29 Jan	Wizz Air Malta
29 Jan - 05 Feb	Air Serbia	direct
27 Jan - 29 Jan	Air Serbia	direct
28 Jan - 31 Jan	Air Serbia	direct
25 Jan - 05 Feb	Air Serbia	direct
25 Jan - 27 Jan	Air Serbia	direct
29 Jan - 02 Feb	Air Serbia	direct

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 $203

Return flights