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

Return flights

29 Jan - 02 Feb	Ryanair
26 Jan - 01 Feb	Ryanair
24 Jan - 02 Feb	Ryanair
30 Jan - 06 Feb	Air Serbia
23 Jan - 25 Jan	Ryanair
30 Jan - 02 Feb	Air Serbia
30 Jan - 05 Feb	Air Serbia
25 Jan - 02 Feb	Aegean Airlines
30 Jan - 03 Feb	Air Serbia
25 Jan - 31 Jan	Aegean Airlines
17 Jan - 23 Jan	Ryanair
30 Jan - 01 Feb	Air Serbia
22 Jan - 25 Jan	Ryanair
31 Jan - 06 Feb	Ryanair
27 Jan - 29 Jan	Air Serbia
18 Jan - 23 Jan	Aegean Airlines	direct
22 Jan - 23 Jan	Ryanair
19 Jan - 23 Jan	Ryanair
26 Jan - 31 Jan	Ryanair
24 Jan - 25 Jan	Aegean Airlines

Also check the deals for one-way flights from Athens 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 Athens to Belgrade in January from 128€

Return flights