AV 4903 then UA 6683 at Bogotá
Barranquilla → Bogota → Medellín
Timetable, Bogota time
00:30AV 4903 from Barranquilla at the gate
07:00UA 6683 to Medellín leaves the gate
6 h 30 apart on the timetable
Bogotá’s board gives an arrival time for only about 48% of its flights, so many days show no gate time.
The last days
AV 4903 and UA 6683 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.