IB 5447 then QR 3683 at Barcelona
Paris Orly → Barcelona → Santander
Timetable, Barcelona time
18:35IB 5447 from Paris Orly at the gatealso LL 5447, VY 8021
16:05QR 3683 to Santander leaves the gate
21 h 30 apart on the timetable, overnight
QR 3683 leaves 21 h 30 after IB 5447 arrives on the timetable: more than half a day, so not a connection we count.