AA 1639 then AA 3176 at LAX
Dallas-Fort Worth → Los Angeles → San Francisco
Timetable, Los Angeles time
08:38AA 1639 from Dallas-Fort Worth at the gate
22:04AA 3176 to San Francisco leaves the gate
13 h 26 apart on the timetable
AA 3176 leaves 13 h 26 after AA 1639 arrives on the timetable: more than half a day, so not a connection we count.