EI 3391 then FR 7078 at Dublin
Leeds → Dublin → Porto
Timetable, Dublin time
09:50EI 3391 from Leeds at the gate
06:30FR 7078 to Porto leaves the gate
20 h 40 apart on the timetable, overnight
FR 7078 leaves 20 h 40 after EI 3391 arrives on the timetable: more than half a day, so not a connection we count.