The best month to fly with Flight JT139 is May and the most expensive month to fly is January. (Average prices, based on 603 datapoints.)
The best day to arrive at Penang is Monday and it would be best to avoid Saturday, as prices are on average 48.76% higher than on Monday. (Average prices, based on 18258983 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 218 datapoints.)