FR 6921 then VY 1068 at Barcelona
Dublin → Barcelona → Athens
Timetable, Barcelona time
21:40FR 6921 from Dublin at the gate
17:10VY 1068 to Athens leaves the gatealso IB 5014, LL 5014
19 h 30 apart on the timetable, overnight
VY 1068 leaves 19 h 30 after FR 6921 arrives on the timetable: more than half a day, so not a connection we count.