How often are SAT to PHX flights on time?

Flights from San Antonio (SAT) to Phoenix (PHX) arrive on time 86% of the time across 15,281 flights of official data.

Which airline is most reliable on the SAT to PHX route?

Southwest Airlines has the best on-time record on this route at 87% across 8,356 flights.

Route reliability

Flights from San Antonio to Phoenix arrive on time 86% of the time across 15,281 flights. Here’s how each airline really performs.

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On-time rate

15,281 flights

Airline	On-time	Flights
Southwest Airlines	87%	8,356
American Airlines	86%	6,925

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

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

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