How often are AUS to LAS flights on time?

Flights from Austin (AUS) to Las Vegas (LAS) arrive on time 82% of the time across 17,940 flights of official data.

Which airline is most reliable on the AUS to LAS route?

Spirit Airlines has the best on-time record on this route at 86% across 1,666 flights.

Route reliability

Flights from Austin to Las Vegas arrive on time 82% of the time across 17,940 flights. Here’s how each airline really performs.

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On-time rate

17,940 flights

On-time = arrived within 15 minutes of schedule, per BTS TranStats. Compare the reverse leg LAS → AUS.

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Nonstop vs. Connecting Flights: The Reliability Trade-off

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Do Morning Flights Really Have Fewer Delays?

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Are Some Airlines Really More Reliable Than Others?

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Score real AUS–LAS flights on reliability, weather, and connection safety — not just price.