CV 251 then AA 6287 at O'Hare
Anchorage → Chicago → Wichita
Timetable, Chicago time
19:00CV 251 from Anchorage at the gate
15:00AA 6287 to Wichita leaves the gate
20 h apart on the timetable, overnight
AA 6287 leaves 20 h after CV 251 arrives on the timetable: more than half a day, so not a connection we count.