UA 900 then VA 8546 at San Francisco
London → San Francisco → Los Angeles
Timetable, San Francisco time
13:20UA 900 from London at the gatealso LX 3042, AC 5375, OS 7857, SN 9099, LH 9374, NZ 9831
06:00VA 8546 to Los Angeles leaves the gate
16 h 40 apart on the timetable, overnight
VA 8546 leaves 16 h 40 after UA 900 arrives on the timetable: more than half a day, so not a connection we count.