AA 66 then QR 3600 at Barcelona
New York JFK → Barcelona → Mahón
Timetable, Barcelona time
10:25AA 66 from New York JFK at the gatealso BA 1556, AY 3820, IB 4004
07:45QR 3600 to Mahón leaves the gatealso VY 3602, IB 5269
21 h 20 apart on the timetable, overnight
QR 3600 leaves 21 h 20 after AA 66 arrives on the timetable: more than half a day, so not a connection we count.