FR 17 then FR 5306 at Dublin
Newcastle → Dublin → Killarney
Timetable, Dublin time
14:25FR 17 from Newcastle at the gate
09:05FR 5306 to Killarney leaves the gate
18 h 40 apart on the timetable, overnight
FR 5306 leaves 18 h 40 after FR 17 arrives on the timetable: more than half a day, so not a connection we count.