ON TIMEBOARD

AA 433 on time

American Airlines 433: San Diego to Philadelphia at 9:20 a.m. (past 12 months)

On time
80%
165 flights · likely 73–85%
Cancelled
0.0%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+99 min
average delay
Similar flights
77%
AA, same route & hour

About 1 in 5 AA 433 flights from San Diego arrived 15+ minutes late, diverted or cancelled over the past year (20%); 0.0% were cancelled. The typical flight landed 8 minutes early.

AA 433: SAN → PHL

Scheduled to leave San Diego at 9:20 a.m. local time. Over the past year it arrived on time 80% of the time (165 flights), in line with other AA flights on the route at that hour (77%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Mar 2025: too few flights (2 flights)MarApr 2025: too few flights (3 flights)AprJun 2025: 62% on time (26 flights)62JunJul 2025: 58% on time (31 flights)58JulAug 2025: 84% on time (31 flights)84AugSep 2025: 87% on time (30 flights)87SepOct 2025: 87% on time (31 flights)87OctNov 2025: too few flights (1 flights)NovMay 2026: too few flights (11 flights)MayJun 2026: 83% on time (30 flights)83JunJul 2026: 68% on time (31 flights)68JulAug 2026: 74% on time (31 flights)74Aug

By day of week

DayFlightsOn time
Monday2483%
Tuesday2374%
Wednesday2378%
Thursday2467%
Friday2483%
Saturday2479%
Sunday2396%

Why it was late

Late inbound plane 37%Airline (crew, maintenance, ops) 34%Severe weather 12%Air traffic & airport (NAS) 12%Security 5%

All flights SAN → PHL · Connecting off AA 433? Check the risk

Questions

How often is AA 433 from SAN to PHL late?

American Airlines 433 from San Diego, CA to Philadelphia, PA arrived 15 or more minutes late, was diverted or was cancelled on 20% of 165 scheduled flights between September 2025 and August 2026. 0.0% 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 American Airlines for today's flight. Method.