AV 2351 then AS 269 at San Francisco
Denver → San Francisco → Santa Ana
Timetable, San Francisco time
23:09AV 2351 from Denver at the gate
17:04AS 269 to Santa Ana leaves the gatealso QR 2174
17 h 55 apart on the timetable, overnight
AS 269 leaves 17 h 55 after AV 2351 arrives on the timetable: more than half a day, so not a connection we count.