IB 5803 then KL 1518 at Barcelona
Catania → Barcelona → Amsterdam
Timetable, Barcelona time
20:55IB 5803 from Catania at the gatealso LL 5803, VY 6119
17:25KL 1518 to Amsterdam leaves the gate
20 h 30 apart on the timetable, overnight
KL 1518 leaves 20 h 30 after IB 5803 arrives on the timetable: more than half a day, so not a connection we count.