DL 763 then UA 2642 at LAX
Atlanta (ATL) → Los Angeles → San Diego
Timetable, Los Angeles time
19:55DL 763 from Atlanta (ATL) at the gate
16:20UA 2642 to San Diego leaves the gate
20 h 25 apart on the timetable, overnight
UA 2642 leaves 20 h 25 after DL 763 arrives on the timetable: more than half a day, so not a connection we count.