UA 2331 then KD 211 at O'Hare
Washington → Chicago → Anchorage
Timetable, Chicago time
14:38UA 2331 from Washington at the gate
12:00KD 211 to Anchorage leaves the gate
21 h 22 apart on the timetable, overnight
KD 211 leaves 21 h 22 after UA 2331 arrives on the timetable: more than half a day, so not a connection we count.