Cheapest return flights from San Antonio to Las Vegas in September from $387

AirHint found the following cheapest return flights from San Antonio (SAT) to Las Vegas (LAS) in September 2026 (see full year).

Return flights

03 Sep - 06 Sep Frontier Airlines direct
01 Sep - 03 Sep Frontier Airlines
03 Sep - 07 Sep Frontier Airlines direct
04 Sep - 07 Sep Frontier Airlines direct
06 Sep - 08 Sep Frontier Airlines
18 Sep - 21 Sep United
04 Sep - 08 Sep Frontier Airlines
17 Sep - 20 Sep Southwest Airlines
23 Sep - 04 Oct Southwest Airlines

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

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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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