The best month to fly with Flight IU660 is November and the most expensive month to fly is July. (Average prices, based on 326 datapoints.)
The best day to arrive at Yogyakarta is Friday and it would be best to avoid Saturday, as prices are on average 1.82% higher than on Friday. (Average prices, based on 713578 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 316 datapoints.)