KL 1678 then U2 7839 at Schiphol
Napoli → Amsterdam → London Stansted
Timetable, Amsterdam time
14:35KL 1678 from Napoli at the gate
08:00U2 7839 to London Stansted leaves the gate
17 h 25 apart on the timetable, overnight
U2 7839 leaves 17 h 25 after KL 1678 arrives on the timetable: more than half a day, so not a connection we count.