FR 256 then FR 457 at Dublin
London Stansted → Dublin → Leeds
Timetable, Dublin time
15:30FR 256 from London Stansted at the gate
05:55FR 457 to Leeds leaves the gate
14 h 25 apart on the timetable, overnight
FR 457 leaves 14 h 25 after FR 256 arrives on the timetable: more than half a day, so not a connection we count.