STS (Santa Rosa) to PHX (Phoenix) flights arrive on time 81% of the time. The most reliable airline on this route is null at 85%. The average delay is 77 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated October 2026.STS → PHX
STS (Santa Rosa) to PHX (Phoenix)
STS → PHX on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is on time most of the time. About 81% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
null edges out American Airlines on this route — 85% vs 79% on time.
Airline Comparison
leads at 85% on time; American Airlines trails at 79%.
Accurate?
Good to know
Departing from STS
80% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. STS has long runway queues.
TSA is currently ~17 min. Best time: 4 AM (about 5 min).
Arriving at PHX
81% on timeWhen flights into PHX are late, the average delay is 69 minutes. Build buffer if you have ground plans.
If connecting at PHX: TSA is ~20 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what owes you — refund rights, action plan, complaint email. Free.
Flying out of STS? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated October 2026. Source: Bureau of Transportation Statistics.