AV 2183 then UA 643 at San Francisco
Vancouver → San Francisco → Santa Ana
Timetable, San Francisco time
15:27AV 2183 from Vancouver at the gate
10:32UA 643 to Santa Ana leaves the gatealso AC 4518, VA 8495, NZ 9717
19 h 05 apart on the timetable, overnight
UA 643 leaves 19 h 05 after AV 2183 arrives on the timetable: more than half a day, so not a connection we count.