AA 3166 then QR 8796 at San Francisco
Philadelphia → San Francisco → San Diego
Timetable, San Francisco time
19:51AA 3166 from Philadelphia at the gatealso BA 5438
11:53QR 8796 to San Diego leaves the gate
16 h 02 apart on the timetable, overnight
QR 8796 leaves 16 h 02 after AA 3166 arrives on the timetable: more than half a day, so not a connection we count.