TK 6902 then TK 1709 at Istanbul
Barcelona → Istanbul → Stuttgart
Timetable, Istanbul time
06:25TK 6902 from Barcelona at the gate
20:50TK 1709 to Stuttgart leaves the gate
14 h 25 apart on the timetable
TK 1709 leaves 14 h 25 after TK 6902 arrives on the timetable: more than half a day, so not a connection we count.