UA 2102 then K4 810 at O'Hare
Las Vegas → Chicago → Anchorage
Timetable, Chicago time
05:30UA 2102 from Las Vegas at the gate
04:00K4 810 to Anchorage leaves the gate
22 h 30 apart on the timetable, overnight
K4 810 leaves 22 h 30 after UA 2102 arrives on the timetable: more than half a day, so not a connection we count.