AF 267 then U2 6640 at Charles de Gaulle
Seoul → Paris → Birmingham (UK)
Timetable, Paris time
19:45AF 267 from Seoul at the gate
17:10U2 6640 to Birmingham (UK) leaves the gate
21 h 25 apart on the timetable, overnight
U2 6640 leaves 21 h 25 after AF 267 arrives on the timetable: more than half a day, so not a connection we count.