FR 3167 then IB 5092 at Barcelona
Palermo → Barcelona → Porto
Timetable, Barcelona time
13:45FR 3167 from Palermo at the gate
13:00IB 5092 to Porto leaves the gate
23 h 15 apart on the timetable, overnight
IB 5092 leaves 23 h 15 after FR 3167 arrives on the timetable: more than half a day, so not a connection we count.