FR 1031 then FR 5306 at Dublin
London Gatwick → Dublin → Killarney
Timetable, Dublin time
16:40FR 1031 from London Gatwick at the gate
16:20FR 5306 to Killarney leaves the gate
23 h 40 apart on the timetable, overnight
FR 5306 leaves 23 h 40 after FR 1031 arrives on the timetable: more than half a day, so not a connection we count.