3O 641 then QR 3693 at Barcelona
Tangier → Barcelona → Venezia
Timetable, Barcelona time
22:203O 641 from Tangier at the gate
19:40QR 3693 to Venezia leaves the gatealso IB 5384, LL 5384
21 h 20 apart on the timetable, overnight
QR 3693 leaves 21 h 20 after 3O 641 arrives on the timetable: more than half a day, so not a connection we count.