TK 1883 then GQ 841 at Vienna
Istanbul → Vienna → Athens
Timetable, Vienna time
08:20TK 1883 from Istanbul at the gate
20:55GQ 841 to Athens leaves the gate
12 h 35 apart on the timetable
GQ 841 leaves 12 h 35 after TK 1883 arrives on the timetable: more than half a day, so not a connection we count.