A3 802 then DE 1608 at Munich
Athens → Munich → Kos
Timetable, Munich time
10:10A3 802 from Athens at the gate
05:50DE 1608 to Kos leaves the gate
19 h 40 apart on the timetable, overnight
DE 1608 leaves 19 h 40 after A3 802 arrives on the timetable: more than half a day, so not a connection we count.