IB 5387 then LL 5480 at Barcelona
Bologna → Barcelona → Nantes
Timetable, Barcelona time
11:55IB 5387 from Bologna at the gate
10:45LL 5480 to Nantes leaves the gate
22 h 50 apart on the timetable, overnight
LL 5480 leaves 22 h 50 after IB 5387 arrives on the timetable: more than half a day, so not a connection we count.