IB 5341 then FR 3166 at Barcelona
Rome → Barcelona → Palermo
Timetable, Barcelona time
17:05IB 5341 from Rome at the gatealso LL 5341
10:40FR 3166 to Palermo leaves the gate
17 h 35 apart on the timetable, overnight
FR 3166 leaves 17 h 35 after IB 5341 arrives on the timetable: more than half a day, so not a connection we count.