AA 1994 then LF 8472 at Charlotte
Sacramento → Charlotte → Nashville
Timetable, Charlotte time
06:07AA 1994 from Sacramento at the gate
10:45LF 8472 to Nashville leaves the gate
4 h 38 apart on the timetable
The last days
AA 1994 and LF 8472 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.