FR 574 then QR 4686 at Barcelona
Bologna → Barcelona → Lisbon
Timetable, Barcelona time
16:30FR 574 from Bologna at the gate
15:50QR 4686 to Lisbon leaves the gatealso IB 5114, LL 5114
23 h 20 apart on the timetable, overnight
QR 4686 leaves 23 h 20 after FR 574 arrives on the timetable: more than half a day, so not a connection we count.