The best month to fly between Chiang Mai and Phuket is May and the most expensive month to fly is February. (Average prices, based on 843 datapoints.)
The best day to arrive at Chiang Mai is Saturday and it would be best to avoid Monday, as prices are on average 38.79% higher than on Saturday. (Average prices, based on 1570414 datapoints.)
The cheapest airline flying from Chiang Mai to Phuket is Thai AirAsia. They are 24% cheaper than Bangkok Airways. (Average prices, based on 848 datapoints.)