TK 1821 then U2 4665 at Charles de Gaulle
Istanbul → Paris → Marrakesh
Timetable, Paris time
09:35TK 1821 from Istanbul at the gate
06:00U2 4665 to Marrakesh leaves the gate
20 h 25 apart on the timetable, overnight
U2 4665 leaves 20 h 25 after TK 1821 arrives on the timetable: more than half a day, so not a connection we count.