BA 6433 then QR 3422 at San Francisco
San Diego → San Francisco → San Diego
Timetable, San Francisco time
18:06BA 6433 from San Diego at the gate
07:04QR 3422 to San Diego leaves the gate
12 h 58 apart on the timetable, overnight
QR 3422 leaves 12 h 58 after BA 6433 arrives on the timetable: more than half a day, so not a connection we count.