Flight Haikou Meilan International Airport departs from Haikou Haikou Meilan International Airport at 11:55 and arrives at Chengdu Chengdu Shuangliu International Airport at 14:25.
The flighttime is about 3h 30m. The distance travelled ("as the bird flies"): 802 Km. So the average speed is roughly 229 Km.
There is an 1 hour time difference between Haikou and Chengdu