UA 3875 then UA 1723 at San Francisco
IAB → San Francisco → Kailua-Kona
Timetable, San Francisco time
01:46UA 3875 from IAB at the gate
16:55UA 1723 to Kailua-Kona leaves the gatealso AC 3528, AZ 4511, LH 8584
15 h 09 apart on the timetable
UA 1723 leaves 15 h 09 after UA 3875 arrives on the timetable: more than half a day, so not a connection we count.