GQ 343 then A3 144 at Athens
Santorini → Athens → Alexandroupolis
Timetable, Athens time
14:10GQ 343 from Santorini at the gate
13:55A3 144 to Alexandroupolis leaves the gate
23 h 45 apart on the timetable, overnight
A3 144 leaves 23 h 45 after GQ 343 arrives on the timetable: more than half a day, so not a connection we count.