ZH 9868 then ZH 1392 at Guangzhou
Nanjing → Guangzhou → Beijing Capital
Timetable, Guangzhou time
10:30ZH 9868 from Nanjing at the gate
17:45ZH 1392 to Beijing Capital leaves the gate
7 h 15 apart on the timetable
The last days
ZH 9868 and ZH 1392 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.