Cheapest return flights from San Antonio to Las Vegas in September from $64

AirHint found the following cheapest return flights from San Antonio (SAT) to Las Vegas (LAS) in September 2025 (see full year).

Return flights

15 Sep - 18 Sep Frontier Airlines direct
08 Sep - 11 Sep Frontier Airlines direct
20 Sep - 22 Sep Frontier Airlines direct
01 Sep - 04 Sep Frontier Airlines direct
06 Sep - 12 Sep Frontier Airlines direct
01 Sep - 05 Sep Frontier Airlines direct
07 Sep - 13 Sep Frontier Airlines direct
22 Sep - 25 Sep Frontier Airlines direct
27 Sep - 29 Sep Frontier Airlines direct
18 Sep - 20 Sep Frontier Airlines direct
20 Sep - 11 Oct Spirit Airlines direct
20 Sep - 07 Oct Spirit Airlines direct
20 Sep - 09 Oct Spirit Airlines direct
20 Sep - 05 Oct Spirit Airlines direct
28 Sep - 16 Oct Spirit Airlines direct
28 Sep - 18 Oct Spirit Airlines direct
28 Sep - 14 Oct Spirit Airlines direct
28 Sep - 11 Oct Spirit Airlines direct
28 Sep - 07 Oct Spirit Airlines direct
28 Sep - 09 Oct Spirit Airlines direct

Also check the deals for one-way flights from San Antonio to Las Vegas in September.

Skyscanner

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.

Book a cheap hotel in Las Vegas

Cheap car rent in Las Vegas

Feel free to contact us with any feedback or request another flight research.