KL 616 then HV 6867 at Schiphol
Portland (Oregon) → Amsterdam → Athens
Timetable, Amsterdam time
08:15KL 616 from Portland (Oregon) at the gate
07:00HV 6867 to Athens leaves the gate
22 h 45 apart on the timetable, overnight
HV 6867 leaves 22 h 45 after KL 616 arrives on the timetable: more than half a day, so not a connection we count.