AA 1991 then KD 211 at O'Hare
Salt Lake City → Chicago → Anchorage
Timetable, Chicago time
16:05AA 1991 from Salt Lake City at the gate
12:00KD 211 to Anchorage leaves the gate
19 h 55 apart on the timetable, overnight
KD 211 leaves 19 h 55 after AA 1991 arrives on the timetable: more than half a day, so not a connection we count.