AirHint found the following cheapest return flights from Naples (NAP) to Belgrade (BEG) in August 2025 (see full year).

Return flights

15 Aug - 25 Aug	Ryanair
18 Aug - 28 Aug	Air Serbia
08 Aug - 11 Aug	Austrian Airlines
21 Aug - 25 Aug	Lufthansa
11 Aug - 15 Aug	Austrian Airlines
28 Aug - 01 Sep	Lufthansa
06 Aug - 09 Aug	Ryanair
18 Aug - 29 Aug	Air Serbia	direct
01 Aug - 01 Sep	Austrian Airlines
02 Aug - 04 Aug	Ryanair
18 Aug - 22 Aug	Air Serbia
11 Aug - 15 Aug	Air Serbia	direct
01 Aug - 01 Sep	Air Serbia	direct

Also check the deals for one-way flights from Naples to Belgrade in August.

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 Naples to Belgrade in August from $207

Return flights