HV 6002 then KL 1759 at Schiphol
Porto → Amsterdam → Hamburg
Timetable, Amsterdam time
23:55HV 6002 from Porto at the gate
20:55KL 1759 to Hamburg leaves the gate
21 h apart on the timetable, overnight
KL 1759 leaves 21 h after HV 6002 arrives on the timetable: more than half a day, so not a connection we count.