IB 5337 then QR 3650 at Barcelona
Rome → Barcelona → Mahón
Timetable, Barcelona time
14:25IB 5337 from Rome at the gatealso LL 5337, VY 6007
13:55QR 3650 to Mahón leaves the gatealso IB 5277, LL 5277
23 h 30 apart on the timetable, overnight
QR 3650 leaves 23 h 30 after IB 5337 arrives on the timetable: more than half a day, so not a connection we count.