EI 3257 then FR 290 at Dublin
Edinburgh → Dublin → London Stansted
Timetable, Dublin time
17:40EI 3257 from Edinburgh at the gate
13:55FR 290 to London Stansted leaves the gate
20 h 15 apart on the timetable, overnight
FR 290 leaves 20 h 15 after EI 3257 arrives on the timetable: more than half a day, so not a connection we count.