DL 672 then QR 2091 at San Francisco
Atlanta → San Francisco → Santa Ana
Timetable, San Francisco time
12:46DL 672 from Atlanta at the gatealso LA 6156
09:00QR 2091 to Santa Ana leaves the gate
20 h 14 apart on the timetable, overnight
QR 2091 leaves 20 h 14 after DL 672 arrives on the timetable: more than half a day, so not a connection we count.