AA 1858 then AA 5440 at Charlotte
Omaha → Charlotte → Greenville-Spartanburg
Timetable, Charlotte time
09:55AA 1858 from Omaha at the gate
16:39AA 5440 to Greenville-Spartanburg leaves the gate
6 h 44 apart on the timetable
The last days
AA 1858 and AA 5440 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.