F91571 PhoenixPHX · 09:52 San DiegoSAN · 10:11
F91571 by Frontier Airlines flies from Phoenix (PHX) to San Diego (SAN) for the Thu, Nov 5 departure.
departs PHX · on schedule
board checked 3m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PHX and SAN are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow at Phoenix
ForecastThu 5 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at San Diego
ForecastThu 5 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Phoenix to San Diego flights today
same route · Frontier AirlinesIf F91571 is cancelled, these are the other Frontier Airlines nonstop flights from Phoenix to San Diego on the same day, with scheduled departure times in PHX local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How F91571 actually runs
Pro Flight Search has tracked every published board update for F91571 across the PHX and SAN boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: departed +14 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how F91571 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as PHX and SAN published them.
Planning around F91571? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: F91571 Phoenix to San Diego on-time performance, measured from the PHX and SAN airport boards.
https://proflightsearch.com/flight/F91571
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