UA 352 then WN 1091 at Denver
Montrose → Denver → Fresno
Timetable, Denver time
14:50UA 352 from Montrose at the gate
09:00WN 1091 to Fresno leaves the gate
18 h 10 apart on the timetable, overnight
WN 1091 leaves 18 h 10 after UA 352 arrives on the timetable: more than half a day, so not a connection we count.