CA 1258 then CA 1435 at Beijing
Korla → Beijing → Chongqing
Timetable, Beijing time
16:10CA 1258 from Korla at the gate
17:00CA 1435 to Chongqing leaves the gate
50 min apart on the timetable
The last days
CA 1258 and CA 1435 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.