UA 648 then CI 5345 at San Francisco
Newark → San Francisco → Taipei
Timetable, San Francisco time
09:30UA 648 from Newark at the gatealso VA 8516, NZ 9121
01:50CI 5345 to Taipei leaves the gate
16 h 20 apart on the timetable, overnight
CI 5345 leaves 16 h 20 after UA 648 arrives on the timetable: more than half a day, so not a connection we count.