Flight Shenzhen Bao'an International Airport departs from Shenzhen Shenzhen Bao'an International Airport at 06:10 and arrives at Haikou Haikou Meilan International Airport at 07:40.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 389 Km. So the average speed is roughly 259 Km.