LO 303 then FR 1003 at Fiumicino
Warsaw Chopin → Rome → Valencia
Timetable, Rome time
18:35LO 303 from Warsaw Chopin at the gate
15:50FR 1003 to Valencia leaves the gate
21 h 15 apart on the timetable, overnight
FR 1003 leaves 21 h 15 after LO 303 arrives on the timetable: more than half a day, so not a connection we count.