OZ 212 then AC 742 at San Francisco
Seoul → San Francisco → Toronto
Timetable, San Francisco time
14:30OZ 212 from Seoul at the gate
14:00AC 742 to Toronto leaves the gatealso NZ 4734, OS 8357
23 h 30 apart on the timetable, overnight
AC 742 leaves 23 h 30 after OZ 212 arrives on the timetable: more than half a day, so not a connection we count.