KL 618 then U2 2160 at Schiphol
Boston → Amsterdam → Manchester
Timetable, Amsterdam time
09:45KL 618 from Boston at the gate
20:10U2 2160 to Manchester leaves the gate
10 h 25 apart on the timetable
The last days
KL 618 and U2 2160 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.