AA 1826 then AA 1977 at Philadelphia
San Francisco → Philadelphia → San Juan
Timetable, Philadelphia time
07:20AA 1826 from San Francisco at the gate
09:28AA 1977 to San Juan leaves the gate
2 h 08 apart on the timetable
The last days
AA 1826 and AA 1977 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.