AV 2046 then UA 863 at San Francisco
Arcata → San Francisco → Sydney
Timetable, San Francisco time
09:13AV 2046 from Arcata at the gate
23:05UA 863 to Sydney leaves the gatealso LX 3158, VA 8005, LH 9327, NZ 9863
13 h 52 apart on the timetable
UA 863 leaves 13 h 52 after AV 2046 arrives on the timetable: more than half a day, so not a connection we count.