LH 1279 then RO 306 at Frankfurt
Athens → Frankfurt am Main → Bucharest
Timetable, Frankfurt am Main time
20:25LH 1279 from Athens at the gate
19:25RO 306 to Bucharest leaves the gate
23 h apart on the timetable, overnight
RO 306 leaves 23 h after LH 1279 arrives on the timetable: more than half a day, so not a connection we count.