DE 1601 then OS 186 at Munich
Heraklion → Munich → Vienna
Timetable, Munich time
21:25DE 1601 from Heraklion at the gate
15:30OS 186 to Vienna leaves the gate
18 h 05 apart on the timetable, overnight
OS 186 leaves 18 h 05 after DE 1601 arrives on the timetable: more than half a day, so not a connection we count.