FR 1557 then FR 6875 at Dublin
Manchester → Dublin → Barcelona
Timetable, Dublin time
08:10FR 1557 from Manchester at the gate
06:40FR 6875 to Barcelona leaves the gate
22 h 30 apart on the timetable, overnight
FR 6875 leaves 22 h 30 after FR 1557 arrives on the timetable: more than half a day, so not a connection we count.