FR 1453 then FR 114 at Dublin
Brussels → Dublin → London Gatwick
Timetable, Dublin time
18:10FR 1453 from Brussels at the gate
06:55FR 114 to London Gatwick leaves the gate
12 h 45 apart on the timetable, overnight
FR 114 leaves 12 h 45 after FR 1453 arrives on the timetable: more than half a day, so not a connection we count.