AF 49 then AF 6734 at Charles de Gaulle
New York JFK → Paris → Chicago
Timetable, Paris time
12:40AF 49 from New York JFK at the gate
22:01AF 6734 to Chicago leaves the gate
9 h 21 apart on the timetable
Charles de Gaulle’s board gives an arrival time for only about 53% of its flights, so many days show no gate time.
The last days
AF 49 and AF 6734 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.