K4 579 then UA 5210 at O'Hare
Fairbanks → Chicago → Detroit
Timetable, Chicago time
16:23K4 579 from Fairbanks at the gate
13:00UA 5210 to Detroit leaves the gate
20 h 37 apart on the timetable, overnight
UA 5210 leaves 20 h 37 after K4 579 arrives on the timetable: more than half a day, so not a connection we count.