K4 523 then K4 221 at O'Hare
Anchorage → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
16:45K4 523 from Anchorage at the gate
16:20K4 221 to Cincinnati Northern Kentucky leaves the gate
23 h 35 apart on the timetable, overnight
K4 221 leaves 23 h 35 after K4 523 arrives on the timetable: more than half a day, so not a connection we count.