ZH 9868 then MF 3712 at Guangzhou
Nanjing → Guangzhou → Shanghai Hongqiao
Timetable, Guangzhou time
10:30ZH 9868 from Nanjing at the gate
18:30MF 3712 to Shanghai Hongqiao leaves the gatealso MU 3873, 3U 4604, 3U 5176, ZH 5212, HO 5359, MF 5740
8 h apart on the timetable
The last days
ZH 9868 and MF 3712 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.