Cheapest one-way flights from Austin to Las Vegas in December from 21€

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

One-Way flights

14 Dec Frontier Airlines direct
15 Dec Frontier Airlines direct
20 Dec Frontier Airlines direct
29 Dec Frontier Airlines direct
12 Dec Frontier Airlines
16 Dec Frontier Airlines
18 Dec Frontier Airlines
23 Dec Frontier Airlines
11 Dec Frontier Airlines
28 Dec Frontier Airlines direct

Also check the deals for return flights from Austin 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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