FR 574 then IB 6543 at Barcelona
Bologna → Barcelona → São Paulo
Timetable, Barcelona time
20:15FR 574 from Bologna at the gate
11:50IB 6543 to São Paulo leaves the gatealso QR 7266, LA 8115, QR 8435
15 h 35 apart on the timetable, overnight
IB 6543 leaves 15 h 35 after FR 574 arrives on the timetable: more than half a day, so not a connection we count.