AZ 4474 then QR 2091 at San Francisco
Portland (Oregon) → San Francisco → Santa Ana
Timetable, San Francisco time
10:55AZ 4474 from Portland (Oregon) at the gate
09:00QR 2091 to Santa Ana leaves the gate
22 h 05 apart on the timetable, overnight
QR 2091 leaves 22 h 05 after AZ 4474 arrives on the timetable: more than half a day, so not a connection we count.