VS 650 then BA 858 at Heathrow
Orlando → London → Prague
Timetable, London time
08:55VS 650 from Orlando at the gate
14:30BA 858 to Prague leaves the gate
5 h 35 apart on the timetable
The last days
VS 650 and BA 858 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.