K4 535 then UA 1982 at O'Hare
Anchorage → Chicago → Houston
Timetable, Chicago time
07:36K4 535 from Anchorage at the gate
05:30UA 1982 to Houston leaves the gate
21 h 54 apart on the timetable, overnight
UA 1982 leaves 21 h 54 after K4 535 arrives on the timetable: more than half a day, so not a connection we count.