KD 216 then UA 543 at O'Hare
Anchorage → Chicago → San Francisco
Timetable, Chicago time
10:55KD 216 from Anchorage at the gate
10:25UA 543 to San Francisco leaves the gate
23 h 30 apart on the timetable, overnight
UA 543 leaves 23 h 30 after KD 216 arrives on the timetable: more than half a day, so not a connection we count.