FR 509 then EI 546 at Dublin
Bristol → Dublin → Nice
Timetable, Dublin time
20:10FR 509 from Bristol at the gate
15:00EI 546 to Nice leaves the gate
18 h 50 apart on the timetable, overnight
EI 546 leaves 18 h 50 after FR 509 arrives on the timetable: more than half a day, so not a connection we count.