Flight Tan Son Nhat International Airport departs from Ho Chi Minh City Tan Son Nhat International Airport at 09:50 and arrives at Jakarta Soekarno–Hatta International Airport at 13:00.
The flighttime is about 3h 10m. The distance travelled ("as the bird flies"): 538 Km. So the average speed is roughly 170 Km.
The best day to arrive at Ho Chi Minh City is Sunday and it would be best to avoid Friday, as prices are on average 449.2% higher than on Sunday. (Average prices, based on 559061 datapoints.)
We have a lot more statistics for flights KE 631 and between Ho Chi Minh City and Jakarta.
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