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

Return flights

21 Sep - 30 Sep	SWISS
23 Sep - 07 Oct	SWISS
27 Sep - 30 Sep	Austrian Airlines
28 Sep - 12 Oct	Eurowings
16 Sep - 23 Sep	SWISS
28 Sep - 02 Oct	Eurowings
28 Sep - 03 Oct	Eurowings
30 Sep - 06 Oct	Austrian Airlines
28 Sep - 05 Oct	Eurowings
29 Sep - 08 Oct	Eurowings
21 Sep - 01 Oct	Eurowings
17 Sep - 22 Sep	Wizz Air
17 Sep - 24 Sep	Wizz Air
17 Sep - 23 Sep	Lufthansa
23 Sep - 08 Oct	Pegasus Airlines
24 Sep - 04 Oct	Wizz Air
17 Sep - 25 Sep	Wizz Air
15 Sep - 24 Sep	Eurowings
14 Sep - 18 Sep	Wizz Air Malta
21 Sep - 27 Sep	Wizz Air Malta

Also check the deals for one-way flights from Stuttgart to Santorini (Thira) 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 Santorini (Thira) in September from 181€

Return flights