Flight Kuala Lumpur International Airport departs from Kuala Lumpur Kuala Lumpur International Airport at 10:15 and arrives at Hong Kong Hong Kong International Airport at 14:15.
The flighttime is about 4h 00m. The distance travelled ("as the bird flies"): 1494 Km. So the average speed is roughly 374 Km.
The best day to arrive at Kuala Lumpur is Wednesday and it would be best to avoid Sunday, as prices are on average 111.87% higher than on Wednesday. (Average prices, based on 3999290 datapoints.)
We have a lot more statistics for flights OD 605 and between Kuala Lumpur and Hong Kong.