CZ 435 then AA 3312 at O'Hare
Anchorage → Chicago → Las Vegas
Timetable, Chicago time
15:58CZ 435 from Anchorage at the gate
06:50AA 3312 to Las Vegas leaves the gate
14 h 52 apart on the timetable, overnight
AA 3312 leaves 14 h 52 after CZ 435 arrives on the timetable: more than half a day, so not a connection we count.