FR 6712 then IB 1523 at Madrid
Budapest → Madrid → Fuerteventura
Timetable, Madrid time
12:55FR 6712 from Budapest at the gate
11:35IB 1523 to Fuerteventura leaves the gate
22 h 40 apart on the timetable, overnight
IB 1523 leaves 22 h 40 after FR 6712 arrives on the timetable: more than half a day, so not a connection we count.