K4 221 then AA 2174 at O'Hare
Anchorage → Chicago → Charlotte
Timetable, Chicago time
19:17K4 221 from Anchorage at the gate
13:22AA 2174 to Charlotte leaves the gate
18 h 05 apart on the timetable, overnight
AA 2174 leaves 18 h 05 after K4 221 arrives on the timetable: more than half a day, so not a connection we count.