From most locations, the cheapest flights to Chiang Mai can be found during the month of March; however great deals can be found at other times.
In general, most flyers find the cheapest time to book a flight to Chiang Mai is about 39 days prior.
On average, the cheapest flights to Chiang Mai are found when departing on a Wednesday. Try to avoid departing on a Saturday, as this is usually the most expensive day.
Generally, when visiting Chiang Mai, afternoon flights represent the best value. midday flights are likely to have higher prices.