AA 2767 then AA 2282 at Denver
Miami → Denver → Philadelphia
Timetable, Denver time
11:39AA 2767 from Miami at the gate
12:12AA 2282 to Philadelphia leaves the gate
33 min apart on the timetable
The last days
AA 2767 and AA 2282 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.