The best month to fly with Flight JT857 is January and the most expensive month to fly is November. (Average prices, based on 278 datapoints.)
The best day to arrive at Palembang is Wednesday and it would be best to avoid Saturday, as prices are on average 9.01% higher than on Wednesday. (Average prices, based on 2243130 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 567 datapoints.)