AA 596 then AA 1486 at Charlotte
Las Vegas → Charlotte → Buffalo
Timetable, Charlotte time
13:25AA 596 from Las Vegas at the gate
17:14AA 1486 to Buffalo leaves the gate
3 h 49 apart on the timetable
The last days
AA 596 and AA 1486 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.