AV 6985 then AC 4187 at San Francisco
Vancouver → San Francisco → Santa Ana
Timetable, San Francisco time
16:06AV 6985 from Vancouver at the gate
13:45AC 4187 to Santa Ana leaves the gatealso UA 5440, VA 8491
21 h 39 apart on the timetable, overnight
AC 4187 leaves 21 h 39 after AV 6985 arrives on the timetable: more than half a day, so not a connection we count.