UA 900 then AF 8811 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
11:44AF 8811 to Los Angeles leaves the gate
22 h 24 apart on the timetable, overnight
AF 8811 leaves 22 h 24 after UA 900 arrives on the timetable: more than half a day, so not a connection we count.