EI 631 then FR 255 at Dublin
Brussels → Dublin → London Stansted
Timetable, Dublin time
11:05EI 631 from Brussels at the gate
08:30FR 255 to London Stansted leaves the gate
21 h 25 apart on the timetable, overnight
FR 255 leaves 21 h 25 after EI 631 arrives on the timetable: more than half a day, so not a connection we count.