PHX (Phoenix) to SAT (San Antonio) flights arrive on time 80% of the time. The most reliable airline on this route is Frontier Airlines at 96%. The average delay is 68 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.PHX → SAT
PHX (Phoenix) to SAT (San Antonio)
PHX → SAT on-time performance by month
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This route is on time most of the time. About 80% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Frontier Airlines is significantly more reliable on this route at 96% on time vs American Airlines at 78%.
Airline Comparison
Frontier Airlines leads at 96% on time; American Airlines trails at 78%.
Accurate?
Good to know
Departing from PHX
82% on timeExpect ~16 min sitting on the taxiway after your gate pushes back. PHX has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SAT
81% on timeWhen flights into SAT are late, the average delay is 67 minutes. Build buffer if you have ground plans.
If connecting at SAT: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.