DL 1597 then DL 763 at Atlanta
San Diego → Atlanta → Los Angeles
Timetable, Atlanta time
05:37DL 1597 from San Diego at the gate
17:59DL 763 to Los Angeles leaves the gate
12 h 22 apart on the timetable
DL 763 leaves 12 h 22 after DL 1597 arrives on the timetable: more than half a day, so not a connection we count.