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

Return flights

25 Aug - 30 Aug	Eurowings
19 Aug - 26 Aug	Lufthansa
15 Aug - 20 Aug	Lufthansa
27 Aug - 08 Sep	Lufthansa
31 Aug - 05 Sep	Lufthansa
31 Aug - 03 Sep	Lufthansa
13 Aug - 20 Aug	Lufthansa
14 Aug - 20 Aug	Austrian Airlines
17 Aug - 22 Aug	Austrian Airlines
22 Aug - 27 Aug	Austrian Airlines
10 Aug - 13 Aug	Austrian Airlines
24 Aug - 27 Aug	Austrian Airlines
08 Aug - 13 Aug	Austrian Airlines
24 Aug - 08 Sep	Austrian Airlines
25 Aug - 09 Sep	Austrian Airlines
25 Aug - 01 Sep	Austrian Airlines
25 Aug - 07 Sep	Air Serbia
31 Aug - 14 Sep	Air Serbia
26 Aug - 07 Sep	Wizz Air

Also check the deals for one-way flights from Stuttgart 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 Stuttgart to Belgrade in August from 212€

Return flights