K4 913 then AA 3972 at O'Hare
Anchorage → Chicago → Bloomington-Normal
Timetable, Chicago time
13:37K4 913 from Anchorage at the gate
12:59AA 3972 to Bloomington-Normal leaves the gate
23 h 22 apart on the timetable, overnight
AA 3972 leaves 23 h 22 after K4 913 arrives on the timetable: more than half a day, so not a connection we count.