A3 841 then GQ 670 at Athens
Düsseldorf → Athens → Istanbul
Timetable, Athens time
16:05A3 841 from Düsseldorf at the gate
06:55GQ 670 to Istanbul leaves the gate
14 h 50 apart on the timetable, overnight
GQ 670 leaves 14 h 50 after A3 841 arrives on the timetable: more than half a day, so not a connection we count.