GQ 691 then A3 808 at Athens
Tirana → Athens → Stuttgart
Timetable, Athens time
22:40GQ 691 from Tirana at the gate
16:30A3 808 to Stuttgart leaves the gate
17 h 50 apart on the timetable, overnight
A3 808 leaves 17 h 50 after GQ 691 arrives on the timetable: more than half a day, so not a connection we count.