AA 3074 then LF 8509 at O'Hare
Philadelphia → Chicago → Charlotte
Timetable, Chicago time
09:00AA 3074 from Philadelphia at the gate
14:30LF 8509 to Charlotte leaves the gate
5 h 30 apart on the timetable
The last days
AA 3074 and LF 8509 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.