OZ 6344 then UA 1509 at San Francisco
St Louis → San Francisco → Honolulu
Timetable, San Francisco time
21:41OZ 6344 from St Louis at the gate
16:47UA 1509 to Honolulu leaves the gatealso AV 2255, AC 3514, AZ 4484, EK 6363, LH 7726, NZ 9142
19 h 06 apart on the timetable, overnight
UA 1509 leaves 19 h 06 after OZ 6344 arrives on the timetable: more than half a day, so not a connection we count.