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

Return flights

30 Jan - 01 Feb	Wizz Air
23 Jan - 26 Jan	Wizz Air
17 Jan - 24 Jan	Wizz Air
22 Jan - 26 Jan	Wizz Air
24 Jan - 26 Jan	Wizz Air
22 Jan - 25 Jan	Wizz Air
15 Jan - 18 Jan	Wizz Air
15 Jan - 19 Jan	Wizz Air
15 Jan - 22 Jan	Air Serbia
17 Jan - 19 Jan	Ryanair
17 Jan - 18 Jan	Air Serbia

Also check the deals for one-way flights from Sofia 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 Sofia to Belgrade in January from $97

Return flights