AirHint found the following cheapest return flights from Stuttgart (STR) to Basel (BSL) in October 2025 (see full year).
Return flights
| 17 Oct - 19 Oct | Wizz Air Malta | ||
| 24 Oct - 27 Oct | Eurowings | ||
| 29 Oct - 02 Nov | Eurowings | ||
| 31 Oct - 02 Nov | Austrian Airlines | ||
| 18 Oct - 25 Oct | Eurowings | ||
| 28 Oct - 01 Nov | KLM | ||
| 18 Oct - 18 Oct | KLM |
Also check the deals for one-way flights from Stuttgart to Basel in October.
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