CX 80 then UA 5915 at O'Hare
Anchorage → Chicago → Toronto Pearson
Timetable, Chicago time
19:15CX 80 from Anchorage at the gate
15:47UA 5915 to Toronto Pearson leaves the gate
20 h 32 apart on the timetable, overnight
UA 5915 leaves 20 h 32 after CX 80 arrives on the timetable: more than half a day, so not a connection we count.