CI 9231 then BA 443 at Schiphol
Madrid → Amsterdam → London Heathrow
Timetable, Amsterdam time
09:40CI 9231 from Madrid at the gate
18:10BA 443 to London Heathrow leaves the gate
8 h 30 apart on the timetable
The last days
CI 9231 and BA 443 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.