HT 3819 then CZ 3699 at Guangzhou
Beijing Capital → Guangzhou → Nanjing
Timetable, Guangzhou time
05:15HT 3819 from Beijing Capital at the gate
14:10CZ 3699 to Nanjing leaves the gate
8 h 55 apart on the timetable
The last days
HT 3819 and CZ 3699 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.