IB 839 then GQ 292 at Athens
Madrid → Athens → Alexandroupolis
Timetable, Athens time
00:35IB 839 from Madrid at the gate
13:30GQ 292 to Alexandroupolis leaves the gate
12 h 55 apart on the timetable
GQ 292 leaves 12 h 55 after IB 839 arrives on the timetable: more than half a day, so not a connection we count.