CZ 2124 then CA 3825 at Guangzhou
Tianjin → Guangzhou → Haikou
Timetable, Guangzhou time
15:40CZ 2124 from Tianjin at the gate
22:40CA 3825 to Haikou leaves the gatealso TV 6777, KY 9827, SC 9887
7 h apart on the timetable
The last days
CZ 2124 and CA 3825 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.