U2 1683 then TO 3919 at Fiumicino
Nice → Rome → Paris Orly
Timetable, Rome time
07:55U2 1683 from Nice at the gate
20:35TO 3919 to Paris Orly leaves the gate
12 h 40 apart on the timetable
TO 3919 leaves 12 h 40 after U2 1683 arrives on the timetable: more than half a day, so not a connection we count.