How often are DFW to LAS flights on time?

Flights from Dallas-Fort Worth (DFW) to Las Vegas (LAS) arrive on time 77% of the time across 34,788 flights of official data.

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

Spirit Airlines has the best on-time record on this route at 88% across 6,689 flights.

Route reliability

Flights from Dallas-Fort Worth to Las Vegas arrive on time 77% of the time across 34,788 flights. Here’s how each airline really performs.

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On-time rate

34,788 flights

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

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

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