AM 682 then CX 2081 at O'Hare
Mexico City → Chicago → Anchorage
Timetable, Chicago time
23:39AM 682 from Mexico City at the gate
12:55CX 2081 to Anchorage leaves the gate
13 h 16 apart on the timetable, overnight
CX 2081 leaves 13 h 16 after AM 682 arrives on the timetable: more than half a day, so not a connection we count.