K4 537 then UA 4550 at O'Hare
Anchorage → Chicago → Columbia Regional
Timetable, Chicago time
23:39K4 537 from Anchorage at the gate
21:25UA 4550 to Columbia Regional leaves the gate
21 h 46 apart on the timetable, overnight
UA 4550 leaves 21 h 46 after K4 537 arrives on the timetable: more than half a day, so not a connection we count.