QR 3530 then KL 1518 at Barcelona
Alicante → Barcelona → Amsterdam
Timetable, Barcelona time
18:25QR 3530 from Alicante at the gate
17:25KL 1518 to Amsterdam leaves the gate
23 h apart on the timetable, overnight
KL 1518 leaves 23 h after QR 3530 arrives on the timetable: more than half a day, so not a connection we count.