AZ 400 then DE 1668 at Frankfurt
Rome → Frankfurt am Main → Heraklion
Timetable, Frankfurt am Main time
10:40AZ 400 from Rome at the gate
09:40DE 1668 to Heraklion leaves the gate
23 h apart on the timetable, overnight
DE 1668 leaves 23 h after AZ 400 arrives on the timetable: more than half a day, so not a connection we count.