B6 687 then AA 791 at LAX
Boston → Los Angeles → Charlotte
Timetable, Los Angeles time
09:27B6 687 from Boston at the gate
21:30AA 791 to Charlotte leaves the gate
12 h 03 apart on the timetable
AA 791 leaves 12 h 03 after B6 687 arrives on the timetable: more than half a day, so not a connection we count.