AA 6505 then AA 6276 at Phoenix
Yuma → Phoenix → San Diego
Timetable, Phoenix time
08:05AA 6505 from Yuma at the gate
08:35AA 6276 to San Diego leaves the gate
30 min apart on the timetable
The last days
AA 6505 and AA 6276 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.