How often are PHX to SAN flights on time?

Flights from Phoenix (PHX) to San Diego (SAN) arrive on time 83% of the time across 31,850 flights of official data.

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

Frontier Airlines has the best on-time record on this route at 85% across 2,642 flights.

Route reliability

Flights from Phoenix to San Diego arrive on time 83% of the time across 31,850 flights. Here’s how each airline really performs.

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On-time rate

31,850 flights

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

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Are Some Airlines Really More Reliable Than Others?

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