K4 551 then UA 297 at O'Hare
Anchorage → Chicago → Nashville
Timetable, Chicago time
16:28K4 551 from Anchorage at the gate
15:37UA 297 to Nashville leaves the gate
23 h 09 apart on the timetable, overnight
UA 297 leaves 23 h 09 after K4 551 arrives on the timetable: more than half a day, so not a connection we count.