K4 579 then UA 3450 at O'Hare
Fairbanks → Chicago → Charlotte
Timetable, Chicago time
16:23K4 579 from Fairbanks at the gate
10:25UA 3450 to Charlotte leaves the gate
18 h 02 apart on the timetable, overnight
UA 3450 leaves 18 h 02 after K4 579 arrives on the timetable: more than half a day, so not a connection we count.