VL 2123 then BA 947 at Munich
Dresden → Munich → London Heathrow
Timetable, Munich time
10:25VL 2123 from Dresden at the gate
13:05BA 947 to London Heathrow leaves the gate
2 h 40 apart on the timetable
Munich’s board gives a departure time for only about 22% of its flights, so many days show no gate time.
The last days
VL 2123 and BA 947 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.