LH 153 then DE 1668 at Frankfurt
Leipzig → Frankfurt am Main → Heraklion
Timetable, Frankfurt am Main time
11:30LH 153 from Leipzig at the gate
09:40DE 1668 to Heraklion leaves the gate
22 h 10 apart on the timetable, overnight
DE 1668 leaves 22 h 10 after LH 153 arrives on the timetable: more than half a day, so not a connection we count.