AV 1231 then KL 741 at Bogotá
Medellín → Bogota → Cartagena
Timetable, Bogota time
15:15AV 1231 from Medellín at the gate
16:05KL 741 to Cartagena leaves the gate
50 min apart on the timetable
The last days
AV 1231 and KL 741 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.