UA 217 then CI 5175 at San Francisco
Arcata → San Francisco → Taipei
Timetable, San Francisco time
09:13UA 217 from Arcata at the gate
21:20CI 5175 to Taipei leaves the gate
12 h 07 apart on the timetable
CI 5175 leaves 12 h 07 after UA 217 arrives on the timetable: more than half a day, so not a connection we count.