Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 23:15 and arrives at Seoul Gimpo International Airport at 08:30.
The flighttime is about 7h 15m. The distance travelled ("as the bird flies"): 2997 Km. So the average speed is roughly 413 Km.
There is an 2 hour time difference between Jakarta and Seoul
The best month to arrive at Jakarta is September and the most expensive month to fly is June. (Average prices, based on 630 datapoints.)
The best day to arrive at Jakarta is Sunday and it would be best to avoid Tuesday, as prices are on average 53.24% higher than on Sunday. (Average prices, based on 21468469 datapoints.)
We have a lot more statistics for flights GA 878 and between Jakarta and Seoul.
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