The best month to fly with Flight IU180 is February and the most expensive month to fly is May. (Average prices, based on 445 datapoints.)
The best day to arrive at Surabaya is Friday and it would be best to avoid Tuesday, as prices are on average 20.8% higher than on Friday. (Average prices, based on 25093747 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 356 datapoints.)