The best month to fly with Flight JT139 is October and the most expensive month to fly is July. (Average prices, based on 622 datapoints.)
The best day to arrive at Penang is Monday and it would be best to avoid Sunday, as prices are on average 44.83% higher than on Monday. (Average prices, based on 15602926 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 198 datapoints.)