UU 969 then U2 3808 at Charles de Gaulle
St Denis → Paris → Milan
Timetable, Paris time
07:50UU 969 from St Denis at the gate
13:20U2 3808 to Milan leaves the gate
5 h 30 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
UU 969 and U2 3808 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.