BA 486 then QR 3652 at Barcelona
London Heathrow → Barcelona → Mahón
Timetable, Barcelona time
17:55BA 486 from London Heathrow at the gate
17:45QR 3652 to Mahón leaves the gatealso IB 5281, LL 5281
23 h 50 apart on the timetable, overnight
QR 3652 leaves 23 h 50 after BA 486 arrives on the timetable: more than half a day, so not a connection we count.