EI 173 then FR 554 at Dublin
London Heathrow → Dublin → Manchester
Timetable, Dublin time
19:05EI 173 from London Heathrow at the gate
07:25FR 554 to Manchester leaves the gate
12 h 20 apart on the timetable, overnight
FR 554 leaves 12 h 20 after EI 173 arrives on the timetable: more than half a day, so not a connection we count.