Flight Hongqiao International Airport departs from Shanghai Hongqiao International Airport at 08:15 and arrives at Hong Kong Hong Kong International Airport at 11:00.
The flighttime is about 2h 45m. The distance travelled ("as the bird flies"): 942 Km. So the average speed is roughly 343 Km.
The best day to arrive at Shanghai is Sunday and it would be best to avoid Friday, as prices are on average 53.53% higher than on Sunday. (Average prices, based on 1172445 datapoints.)
We have a lot more statistics for flights MU 721 and between Shanghai and Hong Kong.