AA 1994 then AA 5040 at Charlotte
Sacramento → Charlotte → Washington National
Timetable, Charlotte time
06:07AA 1994 from Sacramento at the gate
10:20AA 5040 to Washington National leaves the gate
4 h 13 apart on the timetable
The last days
AA 1994 and AA 5040 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.