AA 1035 then AA 9909 at LAX
Philadelphia → Los Angeles → Denver
Timetable, Los Angeles time
10:01AA 1035 from Philadelphia at the gate
13:45AA 9909 to Denver leaves the gate
3 h 44 apart on the timetable
The last days
AA 1035 and AA 9909 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.