The best month to fly with Flight IU658 is October and the most expensive month to fly is July. (Average prices, based on 360 datapoints.)
The best day to arrive at Yogyakarta is Tuesday and it would be best to avoid Sunday, as prices are on average 2.99% higher than on Tuesday. (Average prices, based on 768372 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 350 datapoints.)