FR 671 then FR 288 at Dublin
Birmingham (UK) → Dublin → London Stansted
Timetable, Dublin time
17:45FR 671 from Birmingham (UK) at the gate
12:30FR 288 to London Stansted leaves the gate
18 h 45 apart on the timetable, overnight
FR 288 leaves 18 h 45 after FR 671 arrives on the timetable: more than half a day, so not a connection we count.