FR 7241 then FR 255 at Dublin
Madrid → Dublin → London Stansted
Timetable, Dublin time
11:40FR 7241 from Madrid at the gate
09:00FR 255 to London Stansted leaves the gate
21 h 20 apart on the timetable, overnight
FR 255 leaves 21 h 20 after FR 7241 arrives on the timetable: more than half a day, so not a connection we count.