LH 1278 then A3 604 at Athens
Frankfurt am Main → Athens → London Heathrow
Timetable, Athens time
17:25LH 1278 from Frankfurt am Main at the gate
16:00A3 604 to London Heathrow leaves the gate
22 h 35 apart on the timetable, overnight
A3 604 leaves 22 h 35 after LH 1278 arrives on the timetable: more than half a day, so not a connection we count.