FR 3180 then W6 2340 at Fiumicino
Barcelona → Rome → Budapest
Timetable, Rome time
11:15FR 3180 from Barcelona at the gate
08:35W6 2340 to Budapest leaves the gate
21 h 20 apart on the timetable, overnight
W6 2340 leaves 21 h 20 after FR 3180 arrives on the timetable: more than half a day, so not a connection we count.