FR 4519 then FR 272 at Dublin
Athens → Dublin → London Stansted
Timetable, Dublin time
17:25FR 4519 from Athens at the gate
08:15FR 272 to London Stansted leaves the gate
14 h 50 apart on the timetable, overnight
FR 272 leaves 14 h 50 after FR 4519 arrives on the timetable: more than half a day, so not a connection we count.