EI 3351 then FR 1986 at Dublin
Newcastle → Dublin → Nantes
Timetable, Dublin time
09:55EI 3351 from Newcastle at the gate
05:55FR 1986 to Nantes leaves the gate
20 h apart on the timetable, overnight
FR 1986 leaves 20 h after EI 3351 arrives on the timetable: more than half a day, so not a connection we count.