SK 557 then KL 1015 at Schiphol
Stockholm → Amsterdam → London Heathrow
Timetable, Amsterdam time
10:55SK 557 from Stockholm at the gate
18:50KL 1015 to London Heathrow leaves the gate
7 h 55 apart on the timetable
The last days
SK 557 and KL 1015 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.