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

Return flights

27 Sep - 28 Sep	Eurowings
26 Sep - 28 Sep	Eurowings
18 Sep - 19 Sep	Wizz Air
22 Sep - 25 Sep	Eurowings
26 Sep - 29 Sep	Eurowings
18 Sep - 22 Sep	Wizz Air
12 Sep - 19 Sep	Eurowings
09 Sep - 12 Sep	Eurowings
23 Sep - 26 Sep	SunExpress
13 Sep - 20 Sep	Eurowings

Also check the deals for one-way flights from Stuttgart to Bratislava 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 Bratislava in September from 225€

Return flights