AV 6975 then UA 1852 at San Francisco
Vancouver → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
10:32AV 6975 from Vancouver at the gate
23:59UA 1852 to Dallas-Fort Worth leaves the gatealso AC 4206
13 h 27 apart on the timetable
UA 1852 leaves 13 h 27 after AV 6975 arrives on the timetable: more than half a day, so not a connection we count.