AA 6276 then QR 3422 at San Francisco
Phoenix → San Francisco → San Diego
Timetable, San Francisco time
10:03AA 6276 from Phoenix at the gatealso QR 9504
07:04QR 3422 to San Diego leaves the gate
21 h 01 apart on the timetable, overnight
QR 3422 leaves 21 h 01 after AA 6276 arrives on the timetable: more than half a day, so not a connection we count.