WN 347 then UA 526 at Denver
Birmingham (Alabama) → Denver → Las Vegas
Timetable, Denver time
18:45WN 347 from Birmingham (Alabama) at the gate
11:25UA 526 to Las Vegas leaves the gate
16 h 40 apart on the timetable, overnight
UA 526 leaves 16 h 40 after WN 347 arrives on the timetable: more than half a day, so not a connection we count.