KL 1290 then KL 2659 at Schiphol
Billund → Amsterdam → Valencia
Timetable, Amsterdam time
07:20KL 1290 from Billund at the gate
06:50KL 2659 to Valencia leaves the gatealso HV 6331
23 h 30 apart on the timetable, overnight
KL 2659 leaves 23 h 30 after KL 1290 arrives on the timetable: more than half a day, so not a connection we count.