Cheapest one-way flights from San Antonio to Las Vegas in September from $36

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

One-Way flights

21 Sep Frontier Airlines direct
07 Sep Frontier Airlines direct
14 Sep Frontier Airlines direct
01 Sep Frontier Airlines direct
06 Sep Spirit Airlines direct
25 Sep Frontier Airlines direct
28 Sep Spirit Airlines direct
27 Sep Spirit Airlines direct
09 Sep Spirit Airlines direct
22 Sep Spirit Airlines direct

Also check the deals for return 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.

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