FR 879 then QR 4686 at Barcelona
Venezia → Barcelona → Lisbon
Timetable, Barcelona time
22:30FR 879 from Venezia at the gate
15:50QR 4686 to Lisbon leaves the gatealso IB 5114, LL 5114
17 h 20 apart on the timetable, overnight
QR 4686 leaves 17 h 20 after FR 879 arrives on the timetable: more than half a day, so not a connection we count.