AA 2147 then AA 527 at Charlotte
Punta Cana → Charlotte → Washington National
Timetable, Charlotte time
17:59AA 2147 from Punta Cana at the gate
18:29AA 527 to Washington National leaves the gate
30 min apart on the timetable
The last days
AA 2147 and AA 527 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.