On this page, you can find and book flights from Chiang Mai to Seoul. This 3,425-kilometer route is served regularly, with a frequency of about 14 flights per week.
Airlines operating on this route include Korean Air, T'way Air, and Jin Air. Ticket prices are dynamic, so we recommend using the low price calendar and checking in advance how to get to the airport and planning your route from the airport to the city center.
The table shows direct flights Chiang Mai → Seoul on the selected date. The flight takes approximately 5 h 20 min. Regular flights are operated by T'way Air, Jeju Air, Jin Air and Eastar Jet. Departures from Chiang Mai International Airport airports, arrivals at Incheon International Airport and Gimpo International Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Chiang Mai — Seoul by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $150 in y, and the most expensive are around $275 in b. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Weather in the South Korean capital is distinctly seasonal: the hottest period is August, with temperatures reaching 29.3°C, while the coldest month is January. July is considered the rainiest time of year, with rainfall reaching up to 260 mm.
The lowest flight prices are recorded in July, starting $150. Prices peak in November, with fares starting $275.
September is the ideal month to travel: the heat subsides, and ticket prices starting $151 remain affordable. It is recommended to avoid July due to heavy tropical downpours and high humidity.
Six airlines operate on this route, including major carriers like Korean Air and Jeju Air. Most flights are direct, providing a stable connection between the cities with a frequency of about 14 departures per week. You can find detailed schedules and baggage allowances for each airline in the list below.
Flights Chiang Mai — Seoul depart from Chiang Mai International Airport and arrive at Incheon International Airport and Gimpo International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
With an average distance of 3,425 km, a direct flight takes about 5–6 hours. The exact time depends on the aircraft type and weather conditions on the route.
Regular flights are operated by Korean Air, Jeju Air, T'way Air, Jin Air, Eastar Jet, and Air Busan.
Yes, direct flights are available on this route, allowing you to travel from Thailand to South Korea without layovers in other cities.
A visa-free regime applies to Russian citizens; however, it is mandatory to obtain a K-ETA (electronic travel authorization) before your trip.
Most international flights from Chiang Mai arrive at Incheon International Airport, which is the main gateway to the Korean capital.
Where travelers fly most — pick a route and check prices
