Cheapest return flights from Austin to Las Vegas in August from $103

Best time to book flights for Austin (AUS) to Las Vegas (LAS) flights at AirHint

AirHint found the following cheapest return flights from Austin (AUS) to Las Vegas (LAS) in August 2025 (see full year).

Return flights

12 Aug - 15 Aug Spirit Airlines direct
01 Aug - 03 Aug Frontier Airlines direct
06 Aug - 08 Aug Southwest Airlines direct
11 Aug - 14 Aug Southwest Airlines direct
10 Aug - 14 Aug Southwest Airlines direct
10 Aug - 13 Aug Delta direct
13 Aug - 15 Aug Delta direct
16 Aug - 18 Aug Frontier Airlines direct
16 Aug - 20 Aug Frontier Airlines
15 Aug - 18 Aug Spirit Airlines direct

Also check the deals for one-way flights from Austin to Las Vegas in August.

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