CA 8443 then UA 247 at O'Hare
Anchorage → Chicago → Omaha
Timetable, Chicago time
16:59CA 8443 from Anchorage at the gate
12:40UA 247 to Omaha leaves the gate
19 h 41 apart on the timetable, overnight
UA 247 leaves 19 h 41 after CA 8443 arrives on the timetable: more than half a day, so not a connection we count.