UA 2437 then KD 211 at O'Hare
Raleigh-Durham → Chicago → Anchorage
Timetable, Chicago time
12:58UA 2437 from Raleigh-Durham at the gate
12:00KD 211 to Anchorage leaves the gate
23 h 02 apart on the timetable, overnight
KD 211 leaves 23 h 02 after UA 2437 arrives on the timetable: more than half a day, so not a connection we count.