Cheapest one-way flights from San Antonio to Las Vegas in December from $40

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

One-Way flights

01 Dec Frontier Airlines direct
31 Dec Spirit Airlines direct
09 Dec Spirit Airlines direct
24 Dec Spirit Airlines direct
19 Dec Spirit Airlines direct
17 Dec Spirit Airlines direct
16 Dec Spirit Airlines direct
06 Dec Spirit Airlines direct
10 Dec Spirit Airlines direct
14 Dec Frontier Airlines direct

Also check the deals for return flights from San Antonio to Las Vegas in December.

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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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