Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 16:00 and arrives at Singapore Changi Airport at 20:10.
The flighttime is about 4h 10m. The distance travelled ("as the bird flies"): 1322 Km. So the average speed is roughly 317 Km.
The best day to arrive at Hong Kong is Thursday and it would be best to avoid Tuesday, as prices are on average 56.08% higher than on Thursday. (Average prices, based on 1991112 datapoints.)
We have a lot more statistics for flights CX 657 and between Hong Kong and Singapore.
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