AirHint found the following cheapest return flights from San Antonio (SAT) to San Luis Potosi (SLP) in September 2025 (see full year).

Return flights

11 Sep - 16 Sep	Volaris	direct
20 Sep - 23 Sep	Volaris	direct
02 Sep - 09 Sep	Volaris	direct
04 Sep - 11 Sep	Volaris	direct
26 Sep - 03 Oct	Aeromexico
19 Sep - 22 Sep	United
08 Sep - 12 Sep	United
03 Sep - 10 Sep	Viva
28 Sep - 03 Oct	Viva
30 Sep - 03 Oct	Viva
28 Sep - 02 Oct	Viva
30 Sep - 02 Oct	Viva
09 Sep - 10 Sep	Viva
09 Sep - 11 Sep	Viva
09 Sep - 22 Sep	Viva
28 Sep - 14 Oct	Viva
30 Sep - 14 Oct	Viva
19 Sep - 03 Oct	Viva
12 Sep - 03 Oct	Viva
17 Sep - 03 Oct	Viva

Also check the deals for one-way flights from San Antonio to San Luis Potosi 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 San Antonio to San Luis Potosi in September from $159

Return flights