DL 363 then UA 3900 at San Francisco
New York JFK → San Francisco → Hong Kong
Timetable, San Francisco time
14:45DL 363 from New York JFK at the gatealso VS 3159, LY 4583, LA 6679, KQ 7009
07:00UA 3900 to Hong Kong leaves the gate
16 h 15 apart on the timetable, overnight
UA 3900 leaves 16 h 15 after DL 363 arrives on the timetable: more than half a day, so not a connection we count.