The best month to arrive at Chiang Mai is June and the most expensive month to fly is November. (Average prices, based on 8315 datapoints.)
The best day to arrive at Chiang Mai is Tuesday and it would be best to avoid Saturday, as prices are on average 42.8% higher than on Tuesday. (Average prices, based on 3922 datapoints.)
The cheapest airline flying to Chiang Mai is Thai Vietjet Air. They are 89% cheaper than Korean Air. (Average prices, based on 8352 datapoints.)