UA 5801 then K4 810 at O'Hare
Charleston (West Virginia) → Chicago → Anchorage
Timetable, Chicago time
07:05UA 5801 from Charleston (West Virginia) at the gate
04:00K4 810 to Anchorage leaves the gate
20 h 55 apart on the timetable, overnight
K4 810 leaves 20 h 55 after UA 5801 arrives on the timetable: more than half a day, so not a connection we count.