K4 579 then UA 2672 at O'Hare
Fairbanks → Chicago → Pensacola
Timetable, Chicago time
16:23K4 579 from Fairbanks at the gate
10:47UA 2672 to Pensacola leaves the gate
18 h 24 apart on the timetable, overnight
UA 2672 leaves 18 h 24 after K4 579 arrives on the timetable: more than half a day, so not a connection we count.