AA 667 then AA 5574 at Charlotte
Orlando → Charlotte → Lexington
Timetable, Charlotte time
11:20AA 667 from Orlando at the gate
16:00AA 5574 to Lexington leaves the gate
4 h 40 apart on the timetable
The last days
AA 667 and AA 5574 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.