The best month to fly with Flight AK421 is July and the most expensive month to fly is February. (Average prices, based on 215 datapoints.)
The best day to arrive at Kuala Lumpur is Sunday and it would be best to avoid Saturday, as prices are on average 42.36% higher than on Sunday. (Average prices, based on 4406005 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 205 datapoints.)