K4 915 then UA 4576 at O'Hare
Anchorage → Chicago → St Louis
Timetable, Chicago time
08:44K4 915 from Anchorage at the gate
22:00UA 4576 to St Louis leaves the gate
13 h 16 apart on the timetable
UA 4576 leaves 13 h 16 after K4 915 arrives on the timetable: more than half a day, so not a connection we count.