AA 5345 then AA 5151 at Charlotte
Huntsville → Charlotte → Cincinnati
Timetable, Charlotte time
11:20AA 5345 from Huntsville at the gate
11:45AA 5151 to Cincinnati leaves the gate
25 min apart on the timetable
The last days
AA 5345 and AA 5151 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.