AA 6348 then AA 1762 at Phoenix
Monterey → Phoenix → Denver
Timetable, Phoenix time
11:51AA 6348 from Monterey at the gate
16:15AA 1762 to Denver leaves the gate
4 h 24 apart on the timetable
The last days
AA 6348 and AA 1762 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.