The best month to fly with Flight IW1238 is November and the most expensive month to fly is July. (Average prices, based on 1907 datapoints.)
The best day to arrive at Pekanbaru is Tuesday and it would be best to avoid Saturday, as prices are on average 3.16% higher than on Tuesday. (Average prices, based on 7807540 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 445 datapoints.)