WN 262 then AA 1366 at Denver
Las Vegas → Denver → Chicago O'Hare
Timetable, Denver time
17:40WN 262 from Las Vegas at the gate
14:27AA 1366 to Chicago O'Hare leaves the gate
20 h 47 apart on the timetable, overnight
AA 1366 leaves 20 h 47 after WN 262 arrives on the timetable: more than half a day, so not a connection we count.