ON TIMEBOARD

F9 1571 on time

Frontier Airlines 1571: Phoenix to San Diego at 2:16 p.m. (past 12 months)

On time
75%
275 flights · likely 69–80%
Cancelled
0.7%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+69 min
average delay
Similar flights
70%
F9, same route & hour

About 1 in 4 F9 1571 flights from Phoenix arrived 15+ minutes late, diverted or cancelled over the past year (25%); 0.7% were cancelled. The typical flight landed 7 minutes early.

F9 1571: PHX → SAN

Scheduled to leave Phoenix at 2:16 p.m. local time. Over the past year it arrived on time 75% of the time (275 flights), better than other F9 flights on the route at that hour (70%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: too few flights (14 flights)SepOct 2025: 88% on time (25 flights)88OctNov 2025: 76% on time (17 flights)76NovDec 2025: 73% on time (22 flights)73DecJan 2026: 75% on time (24 flights)75JanFeb 2026: too few flights (8 flights)FebMar 2026: 76% on time (21 flights)76MarApr 2026: 83% on time (24 flights)83AprMay 2026: 68% on time (28 flights)68MayJun 2026: 80% on time (30 flights)80JunJul 2026: 52% on time (31 flights)52JulAug 2026: 68% on time (31 flights)68Aug

By day of week

DayFlightsOn time
Monday3879%
Tuesday3686%
Wednesday3784%
Thursday3954%
Friday4562%
Saturday4193%
Sunday3969%

Why it was late

Airline (crew, maintenance, ops) 34%Late inbound plane 33%Air traffic & airport (NAS) 27%Severe weather 5%

All flights PHX → SAN · Connecting off F9 1571? Check the risk

Questions

How often is F9 1571 from PHX to SAN late?

Frontier Airlines 1571 from Phoenix, AZ to San Diego, CA arrived 15 or more minutes late, was diverted or was cancelled on 25% of 275 scheduled flights between September 2025 and August 2026. 0.7% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Frontier Airlines for today's flight. Method.