AA 5040 then AA 6031 at Philadelphia
Memphis → Philadelphia → Norfolk
Timetable, Philadelphia time
16:26AA 5040 from Memphis at the gate
17:36AA 6031 to Norfolk leaves the gate
1 h 10 apart on the timetable
The last days
AA 5040 and AA 6031 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.