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

Return flights

22 Sep - 29 Sep	SWISS
08 Sep - 17 Sep	Eurowings	direct
28 Sep - 04 Oct	Eurowings
21 Sep - 30 Sep	Eurowings
25 Sep - 14 Oct	Lufthansa
13 Sep - 17 Sep	KLM
08 Sep - 28 Sep	Eurowings
29 Sep - 05 Oct	Eurowings
08 Sep - 14 Sep	Eurowings	direct
08 Sep - 15 Sep	Eurowings	direct
29 Sep - 04 Oct	Eurowings	direct
08 Sep - 11 Sep	Eurowings	direct
01 Sep - 04 Sep	Eurowings	direct
05 Sep - 09 Sep	Lufthansa
23 Sep - 12 Oct	Eurowings	direct
24 Sep - 12 Oct	Eurowings
27 Sep - 04 Oct	KLM
29 Sep - 05 Oct	Eurowings	direct
27 Sep - 04 Oct	Eurowings	direct
25 Sep - 14 Oct	Eurowings	direct

Also check the deals for one-way flights from Stuttgart to Split 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 Split in September from 172€

Return flights