AA 5573 then AA 3294 at Charlotte
Asheville → Charlotte → Boston
Timetable, Charlotte time
14:49AA 5573 from Asheville at the gate
15:19AA 3294 to Boston leaves the gate
30 min apart on the timetable
The last days
AA 5573 and AA 3294 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.