AA 635 then AA 1688 at Phoenix
Miami → Phoenix → Charlotte
Timetable, Phoenix time
00:51AA 635 from Miami at the gate
08:36AA 1688 to Charlotte leaves the gate
7 h 45 apart on the timetable
The last days
AA 635 and AA 1688 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.