CI 5240 then UA 2811 at O'Hare
Anchorage → Chicago → Las Vegas
Timetable, Chicago time
15:04CI 5240 from Anchorage at the gate
09:00UA 2811 to Las Vegas leaves the gate
17 h 56 apart on the timetable, overnight
UA 2811 leaves 17 h 56 after CI 5240 arrives on the timetable: more than half a day, so not a connection we count.