CA 866 then CA 1345 at Beijing
Madrid → Beijing → Sanya
Timetable, Beijing time
11:40CA 866 from Madrid at the gate
15:30CA 1345 to Sanya leaves the gate
3 h 50 apart on the timetable
The last days
CA 866 and CA 1345 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.