K4 221 then AA 3739 at O'Hare
Anchorage → Chicago → Omaha
Timetable, Chicago time
19:17K4 221 from Anchorage at the gate
10:05AA 3739 to Omaha leaves the gate
14 h 48 apart on the timetable, overnight
AA 3739 leaves 14 h 48 after K4 221 arrives on the timetable: more than half a day, so not a connection we count.