DL 4947 then DL 1811 at Atlanta
Allentown → Atlanta → Charlottesville
Timetable, Atlanta time
08:59DL 4947 from Allentown at the gate
09:45DL 1811 to Charlottesville leaves the gate
46 min apart on the timetable
The last days
DL 4947 and DL 1811 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.