UL 2001 then VS 48 at JFK
Paris Charles de Gaulle → New York → London Heathrow
Timetable, New York time
14:10UL 2001 from Paris Charles de Gaulle at the gate
20:20VS 48 to London Heathrow leaves the gate
6 h 10 apart on the timetable
The last days
UL 2001 and VS 48 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.