Cheap flights from Bangkok to Chiang Mai from £31

The month of September is, on average, the cheapest month to fly to Chiang Mai from Bangkok, with most prices found around £49. If you aren’t able to travel during the month of September, then book flights to Chiang Mai from Bangkok during March instead. Flights to Chiang Mai in March, while not as cheap as those in September, still average around £59.

The cheapest day to depart on your flight to Chiang Mai is on a Wednesday when prices can be found for as low as £60. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Bangkok because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £103.

The cheapest time of day to fly to Chiang Mai is in the afternoon when flights can be purchased for as low as £65. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £73 on average. Flights to Chiang Mai from Bangkok in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Bangkok Don Mueang Intl to Chiang Mai for the best Bangkok - Chiang Mai flight prices

You are more likely to see cheaper flights to Chiang Mai from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Chiang Mai for around £69 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chiang Mai from Bangkok for as low as £56 on momondo.

There are 2 cabin classes available to choose from on Bangkok to Chiang Mai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Thai AirAsia, Bangkok Airways, and Thai Vietjet Air are the most popular carriers operating from Bangkok to Chiang Mai

Thai AirAsia, Thai Lion Air and Thai Vietjet Air are the top three most popular airlines that fly to Chiang Mai from Bangkok according to our data. Thai AirAsia is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Chiang Mai. Keep in mind that there are 6 different airlines that fly to Chiang Mai on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Bangkok and Chiang Mai have experienced a delay on any given week. The average delay length over the past 12 months has been 97 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Nok Air have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

The number of flights available between Bangkok and Chiang Mai is 123 per day as of July 2026. The most frequent departure time is 09:00, with 38% of daily flights leaving at midday.

862 flights are operational weekly from Bangkok to Chiang Mai as of July 2026. The most popular departure day for this route is Thu, with 15% of flights per week taking off on this day.