QF 3733 then QF 3748 at San Francisco
Seattle → San Francisco → San Diego
Timetable, San Francisco time
18:01QF 3733 from Seattle at the gate
08:20QF 3748 to San Diego leaves the gate
14 h 19 apart on the timetable, overnight
QF 3748 leaves 14 h 19 after QF 3733 arrives on the timetable: more than half a day, so not a connection we count.