IB 5131 then LA 5752 at Barcelona
Alicante → Barcelona → Bilbao
Timetable, Barcelona time
14:30IB 5131 from Alicante at the gate
12:35LA 5752 to Bilbao leaves the gate
22 h 05 apart on the timetable, overnight
LA 5752 leaves 22 h 05 after IB 5131 arrives on the timetable: more than half a day, so not a connection we count.