UA 714 then KD 211 at O'Hare
St Louis → Chicago → Anchorage
Timetable, Chicago time
14:35UA 714 from St Louis at the gate
12:00KD 211 to Anchorage leaves the gate
21 h 25 apart on the timetable, overnight
KD 211 leaves 21 h 25 after UA 714 arrives on the timetable: more than half a day, so not a connection we count.