VA 8311 then KE 7259 at San Francisco
Boston → San Francisco → Los Angeles
Timetable, San Francisco time
12:09VA 8311 from Boston at the gate
12:05KE 7259 to Los Angeles leaves the gate
23 h 56 apart on the timetable, overnight
KE 7259 leaves 23 h 56 after VA 8311 arrives on the timetable: more than half a day, so not a connection we count.