SN 3183 then U2 1684 at Fiumicino
Brussels → Rome → Nice
Timetable, Rome time
20:15SN 3183 from Brussels at the gate
09:05U2 1684 to Nice leaves the gate
12 h 50 apart on the timetable, overnight
U2 1684 leaves 12 h 50 after SN 3183 arrives on the timetable: more than half a day, so not a connection we count.