K4 221 then AA 982 at O'Hare
Anchorage → Chicago → Pittsburgh
Timetable, Chicago time
19:17K4 221 from Anchorage at the gate
12:31AA 982 to Pittsburgh leaves the gate
17 h 14 apart on the timetable, overnight
AA 982 leaves 17 h 14 after K4 221 arrives on the timetable: more than half a day, so not a connection we count.