FI 7899 then QR 2091 at San Francisco
Boston → San Francisco → Santa Ana
Timetable, San Francisco time
09:50FI 7899 from Boston at the gate
09:00QR 2091 to Santa Ana leaves the gate
23 h 10 apart on the timetable, overnight
QR 2091 leaves 23 h 10 after FI 7899 arrives on the timetable: more than half a day, so not a connection we count.