UA 489 then WN 1091 at Denver
Santa Ana → Denver → Fresno
Timetable, Denver time
12:06UA 489 from Santa Ana at the gate
09:00WN 1091 to Fresno leaves the gate
20 h 54 apart on the timetable, overnight
WN 1091 leaves 20 h 54 after UA 489 arrives on the timetable: more than half a day, so not a connection we count.