FR 4546 then VY 2724 at Barcelona
Porto → Barcelona → Palermo
Timetable, Barcelona time
23:25FR 4546 from Porto at the gate
19:20VY 2724 to Palermo leaves the gatealso IB 5573, LL 5573
19 h 55 apart on the timetable, overnight
VY 2724 leaves 19 h 55 after FR 4546 arrives on the timetable: more than half a day, so not a connection we count.