AirHint found the following cheapest return flights from Stuttgart (STR) to Athens (ATH) in September 2025 (see full year).

Return flights

14 Sep - 19 Sep	Wizz Air
29 Sep - 17 Oct	Wizz Air
29 Sep - 01 Oct	Wizz Air
16 Sep - 23 Sep	Wizz Air Malta
28 Sep - 01 Oct	Wizz Air Malta
27 Sep - 01 Oct	Wizz Air Malta
21 Sep - 01 Oct	Wizz Air Malta
29 Sep - 02 Oct	Wizz Air
12 Sep - 19 Sep	Wizz Air
01 Sep - 26 Oct	Wizz Air
09 Sep - 18 Sep	Wizz Air Malta
28 Sep - 08 Oct	Wizz Air Malta
09 Sep - 11 Sep	Wizz Air Malta
28 Sep - 09 Oct	Wizz Air Malta
17 Sep - 01 Oct	Eurowings
09 Sep - 22 Sep	Wizz Air Malta
22 Sep - 29 Sep	Wizz Air
04 Sep - 11 Sep	Wizz Air
28 Sep - 30 Sep	Wizz Air Malta
07 Sep - 18 Sep	Eurowings

Also check the deals for one-way flights from Stuttgart to Athens in September.

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 Athens in September from $146

Return flights