FR 4596 then VY 1308 at Barcelona
Porto → Barcelona → Alicante
Timetable, Barcelona time
22:15FR 4596 from Porto at the gate
16:35VY 1308 to Alicante leaves the gatealso LL 5134
18 h 20 apart on the timetable, overnight
VY 1308 leaves 18 h 20 after FR 4596 arrives on the timetable: more than half a day, so not a connection we count.