AA 549 then AA 3686 at Charlotte
Richmond → Charlotte → Greensboro
Timetable, Charlotte time
06:18AA 549 from Richmond at the gate
16:56AA 3686 to Greensboro leaves the gate
10 h 38 apart on the timetable
The last days
AA 549 and AA 3686 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.