IB 5375 then LA 5754 at Barcelona
Firenze → Barcelona → Bordeaux
Timetable, Barcelona time
16:55IB 5375 from Firenze at the gatealso LL 5375, VY 6075
16:40LA 5754 to Bordeaux leaves the gate
23 h 45 apart on the timetable, overnight
LA 5754 leaves 23 h 45 after IB 5375 arrives on the timetable: more than half a day, so not a connection we count.