U2 1683 then LH 231 at Fiumicino
Nice → Rome → Frankfurt am Main
Timetable, Rome time
11:00U2 1683 from Nice at the gate
09:55LH 231 to Frankfurt am Main leaves the gate
22 h 55 apart on the timetable, overnight
LH 231 leaves 22 h 55 after U2 1683 arrives on the timetable: more than half a day, so not a connection we count.