KL 1916 then HV 6003 at Schiphol
Zurich → Amsterdam → Porto
Timetable, Amsterdam time
08:25KL 1916 from Zurich at the gate
06:50HV 6003 to Porto leaves the gate
22 h 25 apart on the timetable, overnight
HV 6003 leaves 22 h 25 after KL 1916 arrives on the timetable: more than half a day, so not a connection we count.