The best month to fly with Flight QG1921 is March and the most expensive month to fly is September. (Average prices, based on 739 datapoints.)
The best day to arrive at Pekanbaru is Saturday and it would be best to avoid Thursday, as prices are on average 13.49% higher than on Saturday. (Average prices, based on 5618638 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 321 datapoints.)