Cheap flights from Incheon Intl Airport to Chiang Mai from $99

If you don’t want to visit Chiang Mai in September, then you should wait until March to fly from Incheon Intl Airport, when ticket prices are also cheap, with an average price of $247.

The cheapest day to depart from Incheon Intl Airport to Chiang Mai is on a Friday. Travelers who choose to depart for Chiang Mai on a Friday will often find tickets for as low as $358. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Incheon Intl Airport to Chiang Mai for around $464.

Flying to Chiang Mai from Incheon Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $365 when looking at flights departing in the evening. Flights to Chiang Mai are more costly in the afternoon, with an average ticket price of $403. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Incheon Intl to Chiang Mai for the best Incheon Intl - Chiang Mai flight prices

You are more likely to see cheaper flights to Chiang Mai from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chiang Mai for around $310 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chiang Mai from Incheon Intl Airport for as low as $269 on momondo.

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

Jeju Air, Eastar Jet, and Jin Air are the most popular carriers operating from Incheon Intl to Chiang Mai

Jin Air, Jeju Air and Korean Air are the top three most popular airlines that fly to Chiang Mai from Incheon Intl Airport according to our data. Jin Air is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Chiang Mai. Keep in mind that there are 4 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 16% of flights between Incheon and Chiang Mai have experienced a delay on any given week. The average delay length over the past 12 months has been 106 minutes.

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

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Asiana Airlines have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

Kuala Lumpur (KUL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Kuala Lumpur (KUL) offer the lowest average round-trip price of $345.

Flights connecting via Bangkok (BKK) have the shortest average one-way travel time: 8h 50m.

Bangkok (BKK) has the shortest average layover time for this route: 1h 20m.

As of July 2026, 4 flights take off from Incheon Intl Airport and land in Chiang Mai each day. The most common flight departure time for this route is 5:00PM, with 51% of daily flights taking off in the evening.

29 flights are operational weekly from Incheon Intl Airport to Chiang Mai as of July 2026. The most popular departure day for this route is Wed, with 17% of flights per week taking off on this day.