K4 535 then AA 2504 at O'Hare
Anchorage → Chicago → Houston
Timetable, Chicago time
07:36K4 535 from Anchorage at the gate
07:21AA 2504 to Houston leaves the gate
23 h 45 apart on the timetable, overnight
AA 2504 leaves 23 h 45 after K4 535 arrives on the timetable: more than half a day, so not a connection we count.