A3 243 then GQ 924 at Athens
Samos → Athens → Lyon
Timetable, Athens time
12:55A3 243 from Samos at the gate
07:20GQ 924 to Lyon leaves the gate
18 h 25 apart on the timetable, overnight
GQ 924 leaves 18 h 25 after A3 243 arrives on the timetable: more than half a day, so not a connection we count.