HV 6952 then KL 1577 at Schiphol
Tenerife South → Amsterdam → Porto
Timetable, Amsterdam time
23:35HV 6952 from Tenerife South at the gate
20:50KL 1577 to Porto leaves the gate
21 h 15 apart on the timetable, overnight
KL 1577 leaves 21 h 15 after HV 6952 arrives on the timetable: more than half a day, so not a connection we count.