FR 671 then FR 7078 at Dublin
Birmingham (UK) → Dublin → Porto
Timetable, Dublin time
09:10FR 671 from Birmingham (UK) at the gate
06:30FR 7078 to Porto leaves the gate
21 h 20 apart on the timetable, overnight
FR 7078 leaves 21 h 20 after FR 671 arrives on the timetable: more than half a day, so not a connection we count.