FR 561 then EI 168 at Dublin
Manchester → Dublin → London Heathrow
Timetable, Dublin time
16:50FR 561 from Manchester at the gate
14:15EI 168 to London Heathrow leaves the gate
21 h 25 apart on the timetable, overnight
EI 168 leaves 21 h 25 after FR 561 arrives on the timetable: more than half a day, so not a connection we count.