K4 601 then Y4 703 at O'Hare
Anchorage → Chicago → Mexico City
Timetable, Chicago time
02:10K4 601 from Anchorage at the gate
00:04Y4 703 to Mexico City leaves the gate
21 h 54 apart on the timetable, overnight
Y4 703 leaves 21 h 54 after K4 601 arrives on the timetable: more than half a day, so not a connection we count.