LA 5744 then FR 4585 at Barcelona
Alicante → Barcelona → Porto
Timetable, Barcelona time
10:05LA 5744 from Alicante at the gate
09:35FR 4585 to Porto leaves the gate
23 h 30 apart on the timetable, overnight
FR 4585 leaves 23 h 30 after LA 5744 arrives on the timetable: more than half a day, so not a connection we count.