CA 8443 then UA 1349 at O'Hare
Anchorage → Chicago → Pittsburgh
Timetable, Chicago time
16:59CA 8443 from Anchorage at the gate
14:16UA 1349 to Pittsburgh leaves the gate
21 h 17 apart on the timetable, overnight
UA 1349 leaves 21 h 17 after CA 8443 arrives on the timetable: more than half a day, so not a connection we count.