K4 601 then AA 6227 at O'Hare
Anchorage → Chicago → Sioux Falls
Timetable, Chicago time
03:10K4 601 from Anchorage at the gate
22:38AA 6227 to Sioux Falls leaves the gate
19 h 28 apart on the timetable
AA 6227 leaves 19 h 28 after K4 601 arrives on the timetable: more than half a day, so not a connection we count.