AirHint found the following cheapest return flights from Stuttgart (STR) to Thessaloniki (SKG) in August 2026 (see full year).

Return flights

30 Aug - 03 Sep	Aegean Airlines
31 Aug - 03 Sep	Aegean Airlines
19 Aug - 03 Sep	Air Serbia
26 Aug - 03 Sep	Air Serbia
29 Aug - 03 Sep	Aegean Airlines
28 Aug - 03 Sep	Air Serbia
19 Aug - 24 Aug	Air Serbia
19 Aug - 02 Sep	Air Serbia
31 Aug - 07 Sep	Lufthansa
31 Aug - 11 Sep	Aegean Airlines
28 Aug - 28 Sep	Air Serbia
21 Aug - 24 Aug	Wizz Air
05 Aug - 12 Aug	Austrian Airlines
28 Aug - 31 Aug	Air Serbia
12 Aug - 17 Aug	Air Serbia
05 Aug - 24 Aug	Air Serbia
04 Aug - 12 Aug	Austrian Airlines
03 Aug - 12 Aug	Eurowings
04 Aug - 13 Aug	Austrian Airlines
10 Aug - 20 Aug	Eurowings

Also check the deals for one-way flights from Stuttgart to Thessaloniki 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 Thessaloniki in August from 139€

Return flights