Flight Kansai International Airport departs from Osaka Kansai International Airport at 15:05 and arrives at Hong Kong Hong Kong International Airport at 18:40.
The flighttime is about 4h 35m. The distance travelled ("as the bird flies"): 2482 Km. So the average speed is roughly 542 Km.
There is an 1 hour time difference between Osaka and Hong Kong
The best day to arrive at Osaka is Sunday and it would be best to avoid Saturday, as prices are on average 483.65% higher than on Sunday. (Average prices, based on 2499170 datapoints.)
We have a lot more statistics for flights HX 615 and between Osaka and Hong Kong.
