The best month to fly with Flight GA854 is November and the most expensive month to fly is December. (Average prices, based on 6621 datapoints.)
The best day to arrive at Surabaya is Friday and it would be best to avoid Sunday, as prices are on average 21.12% higher than on Friday. (Average prices, based on 30700651 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 1190 datapoints.)