TK 575 then SQ 391 at Istanbul
Ouagadougou → Istanbul → Singapore
Timetable, Istanbul time
14:10TK 575 from Ouagadougou at the gate
13:15SQ 391 to Singapore leaves the gate
23 h 05 apart on the timetable, overnight
SQ 391 leaves 23 h 05 after TK 575 arrives on the timetable: more than half a day, so not a connection we count.