W4 407 then FR 8560 at Fiumicino
Milan → Rome → Valletta
Timetable, Rome time
15:54W4 407 from Milan at the gate
13:40FR 8560 to Valletta leaves the gate
21 h 46 apart on the timetable, overnight
FR 8560 leaves 21 h 46 after W4 407 arrives on the timetable: more than half a day, so not a connection we count.