K4 579 then UA 2142 at O'Hare
Fairbanks → Chicago → Nashville
Timetable, Chicago time
16:23K4 579 from Fairbanks at the gate
14:05UA 2142 to Nashville leaves the gate
21 h 42 apart on the timetable, overnight
UA 2142 leaves 21 h 42 after K4 579 arrives on the timetable: more than half a day, so not a connection we count.