FR 341 then EI 634 at Dublin
London Luton → Dublin → Brussels
Timetable, Dublin time
21:25FR 341 from London Luton at the gate
12:40EI 634 to Brussels leaves the gate
15 h 15 apart on the timetable, overnight
EI 634 leaves 15 h 15 after FR 341 arrives on the timetable: more than half a day, so not a connection we count.