UA 1306 then WN 1091 at Denver
Sacramento → Denver → Fresno
Timetable, Denver time
12:09UA 1306 from Sacramento at the gate
09:00WN 1091 to Fresno leaves the gate
20 h 51 apart on the timetable, overnight
WN 1091 leaves 20 h 51 after UA 1306 arrives on the timetable: more than half a day, so not a connection we count.