3O 641 then QR 3531 at Barcelona
Tangier → Barcelona → Bilbao
Timetable, Barcelona time
22:203O 641 from Tangier at the gate
21:35QR 3531 to Bilbao leaves the gate
23 h 15 apart on the timetable, overnight
QR 3531 leaves 23 h 15 after 3O 641 arrives on the timetable: more than half a day, so not a connection we count.