KL 640 then HV 6869 at Schiphol
NZY → Amsterdam → Athens
Timetable, Amsterdam time
09:40KL 640 from NZY at the gate
16:20HV 6869 to Athens leaves the gate
6 h 40 apart on the timetable
The last days
KL 640 and HV 6869 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.