FR 4519 then FR 666 at Dublin
Athens → Dublin → Birmingham (UK)
Timetable, Dublin time
17:25FR 4519 from Athens at the gate
06:00FR 666 to Birmingham (UK) leaves the gate
12 h 35 apart on the timetable, overnight
FR 666 leaves 12 h 35 after FR 4519 arrives on the timetable: more than half a day, so not a connection we count.