UA 362 then AA 1011 at Miami
Houston → Miami → Charlotte
Timetable, Miami time
11:33UA 362 from Houston at the gate
17:55AA 1011 to Charlotte leaves the gate
6 h 22 apart on the timetable
The last days
UA 362 and AA 1011 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.