AF 2527 then UA 877 at San Francisco
Los Angeles → San Francisco → Hong Kong
Timetable, San Francisco time
23:21AF 2527 from Los Angeles at the gate
23:15UA 877 to Hong Kong leaves the gate
23 h 54 apart on the timetable, overnight
UA 877 leaves 23 h 54 after AF 2527 arrives on the timetable: more than half a day, so not a connection we count.