V7 2164 then VY 1068 at Barcelona
Nantes → Barcelona → Athens
Timetable, Barcelona time
20:10V7 2164 from Nantes at the gate
17:10VY 1068 to Athens leaves the gatealso IB 5014, LL 5014
21 h apart on the timetable, overnight
VY 1068 leaves 21 h after V7 2164 arrives on the timetable: more than half a day, so not a connection we count.