AF 77 then AH 1507 at Charles de Gaulle
Seattle → Paris → Algiers
Timetable, Paris time
10:50AF 77 from Seattle at the gate
19:10AH 1507 to Algiers leaves the gate
8 h 20 apart on the timetable
Charles de Gaulle’s board gives an arrival time for only about 46% of its flights, so many days show no gate time.
The last days
AF 77 and AH 1507 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.