The best month to fly with Flight SL506 is June and the most expensive month to fly is November. (Average prices, based on 256 datapoints.)
The best day to arrive at Bangkok is Sunday and it would be best to avoid Saturday, as prices are on average 81.85% higher than on Sunday. (Average prices, based on 19759919 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 173 datapoints.)