DE 1669 then LH 918 at Frankfurt
Heraklion → Frankfurt am Main → London Heathrow
Timetable, Frankfurt am Main time
18:55DE 1669 from Heraklion at the gate
18:05LH 918 to London Heathrow leaves the gate
23 h 10 apart on the timetable, overnight
LH 918 leaves 23 h 10 after DE 1669 arrives on the timetable: more than half a day, so not a connection we count.