AA 9403 then AS 2486 at San Francisco
San Diego → San Francisco → Los Angeles
Timetable, San Francisco time
08:52AA 9403 from San Diego at the gate
06:00AS 2486 to Los Angeles leaves the gate
21 h 08 apart on the timetable, overnight
AS 2486 leaves 21 h 08 after AA 9403 arrives on the timetable: more than half a day, so not a connection we count.