Please be aware that Bangkok has multiple airports and that these results are for all airports serving the city.
The best month to fly between Bangkok and Phuket is June and the most expensive month to fly is February. (Average prices, based on 17589 datapoints.)
The best day to arrive at Bangkok is Monday and it would be best to avoid Saturday, as prices are on average 29.7% higher than on Monday. (Average prices, based on 17695 datapoints.)
The cheapest airline flying from Bangkok to Phuket is Thai Lion Air. They are 46% cheaper than Bangkok Airways. (Average prices, based on 17650 datapoints.)
The best time to fly is at around 21. (Average prices, based on 33524 datapoints.)