KL 982 then HV 6867 at Schiphol
London City → Amsterdam → Athens
Timetable, Amsterdam time
11:30KL 982 from London City at the gate
07:00HV 6867 to Athens leaves the gate
19 h 30 apart on the timetable, overnight
HV 6867 leaves 19 h 30 after KL 982 arrives on the timetable: more than half a day, so not a connection we count.