AA 1697 then AA 1708 at Newark
Charlotte → New York → Miami
Timetable, New York time
12:35AA 1697 from Charlotte at the gate
18:29AA 1708 to Miami leaves the gate
5 h 54 apart on the timetable
The last days
AA 1697 and AA 1708 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.