AZ 1466 then U2 1684 at Fiumicino
Venezia → Rome → Nice
Timetable, Rome time
12:30AZ 1466 from Venezia at the gate
11:35U2 1684 to Nice leaves the gate
23 h 05 apart on the timetable, overnight
U2 1684 leaves 23 h 05 after AZ 1466 arrives on the timetable: more than half a day, so not a connection we count.