LL 5280 then QR 3547 at Barcelona
Mahón → Barcelona → Fuerteventura
Timetable, Barcelona time
18:55LL 5280 from Mahón at the gate
16:40QR 3547 to Fuerteventura leaves the gate
21 h 45 apart on the timetable, overnight
QR 3547 leaves 21 h 45 after LL 5280 arrives on the timetable: more than half a day, so not a connection we count.