Flight Guangzhou Baiyun International Airport departs from Guangzhou Guangzhou Baiyun International Airport at 14:40 and arrives at Kuala Lumpur Kuala Lumpur International Airport at 18:50.
The flighttime is about 4h 10m. The distance travelled ("as the bird flies"): 1443 Km. So the average speed is roughly 346 Km.
The best day to arrive at Guangzhou is Friday and it would be best to avoid Monday, as prices are on average 713.3% higher than on Friday. (Average prices, based on 851544 datapoints.)
We have a lot more statistics for flights MH 377 and between Guangzhou and Kuala Lumpur.