FR 6921 then TO 4759 at Barcelona
Dublin → Barcelona → Paris Orly
Timetable, Barcelona time
21:40FR 6921 from Dublin at the gate
20:50TO 4759 to Paris Orly leaves the gate
23 h 10 apart on the timetable, overnight
TO 4759 leaves 23 h 10 after FR 6921 arrives on the timetable: more than half a day, so not a connection we count.