FR 5204 then FR 5306 at Dublin
Sofia → Dublin → Killarney
Timetable, Dublin time
19:20FR 5204 from Sofia at the gate
09:05FR 5306 to Killarney leaves the gate
13 h 45 apart on the timetable, overnight
FR 5306 leaves 13 h 45 after FR 5204 arrives on the timetable: more than half a day, so not a connection we count.