Flight Hongqiao International Airport departs from Shanghai Hongqiao International Airport at 15:00 and arrives at Hong Kong Hong Kong International Airport at 17:50.
The flighttime is about 2h 50m. The distance travelled ("as the bird flies"): 942 Km. So the average speed is roughly 332 Km.
The best day to arrive at Shanghai is Wednesday and it would be best to avoid Thursday, as prices are on average 81.64% higher than on Wednesday. (Average prices, based on 1179389 datapoints.)
We have a lot more statistics for flights FM 845 and between Shanghai and Hong Kong.