AA 4171 then AA 3873 at Phoenix
Ontario → Phoenix → Monterey
Timetable, Phoenix time
11:02AA 4171 from Ontario at the gate
14:35AA 3873 to Monterey leaves the gate
3 h 33 apart on the timetable
The last days
AA 4171 and AA 3873 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.