AA 1065 then AA 2640 at Charlotte
Nashville → Charlotte → Austin
Timetable, Charlotte time
07:53AA 1065 from Nashville at the gate
14:15AA 2640 to Austin leaves the gate
6 h 22 apart on the timetable
The last days
AA 1065 and AA 2640 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.