F9 2350 then UA 323 at Denver
Las Vegas → Denver → Missoula
Timetable, Denver time
14:41F9 2350 from Las Vegas at the gate
11:15UA 323 to Missoula leaves the gate
20 h 34 apart on the timetable, overnight
UA 323 leaves 20 h 34 after F9 2350 arrives on the timetable: more than half a day, so not a connection we count.