BA 1413 then BA 982 at Heathrow
Belfast City → London → Berlin
Timetable, London time
09:15BA 1413 from Belfast City at the gate
12:55BA 982 to Berlin leaves the gate
3 h 40 apart on the timetable
The last days
BA 1413 and BA 982 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.