A3 710 then QR 3544 at Barcelona
Athens → Barcelona → Ibiza
Timetable, Barcelona time
10:25A3 710 from Athens at the gate
07:45QR 3544 to Ibiza leaves the gate
21 h 20 apart on the timetable, overnight
QR 3544 leaves 21 h 20 after A3 710 arrives on the timetable: more than half a day, so not a connection we count.