AC 874 then U2 3812 at Charles de Gaulle
Montréal → Paris → Milan
Timetable, Paris time
07:20AC 874 from Montréal at the gate
21:40U2 3812 to Milan leaves the gate
14 h 20 apart on the timetable
U2 3812 leaves 14 h 20 after AC 874 arrives on the timetable: more than half a day, so not a connection we count.