CV 12 then AM 687 at O'Hare
Anchorage → Chicago → Mexico City
Timetable, Chicago time
19:11CV 12 from Anchorage at the gate
15:26AM 687 to Mexico City leaves the gate
20 h 15 apart on the timetable, overnight
AM 687 leaves 20 h 15 after CV 12 arrives on the timetable: more than half a day, so not a connection we count.