VA 8310 then UA 2376 at San Francisco
Boston → San Francisco → Newark
Timetable, San Francisco time
10:59VA 8310 from Boston at the gate
23:15UA 2376 to Newark leaves the gate
12 h 16 apart on the timetable
UA 2376 leaves 12 h 16 after VA 8310 arrives on the timetable: more than half a day, so not a connection we count.