PN 6381 then CZ 30 at Guangzhou
Zhengzhou → Guangzhou → Shanghai Hongqiao
Timetable, Guangzhou time
11:30PN 6381 from Zhengzhou at the gate
21:15CZ 30 to Shanghai Hongqiao leaves the gatealso CA 3278, MU 3863, 3U 4594, ZH 5202, MF 5750
9 h 45 apart on the timetable
The last days
PN 6381 and CZ 30 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.