F9 3990 then AF 41 at Detroit
Dallas-Fort Worth → Detroit → Paris Charles de Gaulle
Timetable, Detroit time
21:43F9 3990 from Dallas-Fort Worth at the gate
21:25AF 41 to Paris Charles de Gaulle leaves the gate
23 h 42 apart on the timetable, overnight
AF 41 leaves 23 h 42 after F9 3990 arrives on the timetable: more than half a day, so not a connection we count.