VA 8520 then AF 8811 at San Francisco
Boston → San Francisco → Los Angeles
Timetable, San Francisco time
12:49VA 8520 from Boston at the gate
11:44AF 8811 to Los Angeles leaves the gate
22 h 55 apart on the timetable, overnight
AF 8811 leaves 22 h 55 after VA 8520 arrives on the timetable: more than half a day, so not a connection we count.