AF 1677 then BA 319 at Charles de Gaulle
Marrakesh → Paris → London Heathrow
Timetable, Paris time
19:25AF 1677 from Marrakesh at the gate
20:45BA 319 to London Heathrow leaves the gate
1 h 20 apart on the timetable
Charles de Gaulle’s board gives an arrival time for only about 51% of its flights, so many days show no gate time.
The last days
AF 1677 and BA 319 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.