KL 856 then HV 53 at Schiphol
Seoul → Amsterdam → Prague
Timetable, Amsterdam time
05:20KL 856 from Seoul at the gate
07:00HV 53 to Prague leaves the gate
1 h 40 apart on the timetable
The last days
KL 856 and HV 53 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.