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Flights Seoul — Chiang Mai

Seoul
SEL
Chiang Mai
CNX

Cheap flights Seoul — Chiang Mai

Below you can see the best deals on flights Seoul — Chiang Mai for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 6 August, from AED 488.

Top 10 cheap flights Seoul — Chiang Mai

Direct flights Seoul — Chiang Mai

Direct flight options for Seoul — Chiang Mai with no stopovers on upcoming dates. A direct flight is faster and more convenient — especially when travelling with luggage or children.

The fastest direct flight takes around 5 h 25 min.

Top 10 direct flights Seoul — Chiang Mai

About the Seoul — Chiang Mai flight

On this page, you can find and book flights from Seoul to Chiang Mai. The distance between the cities is 3,425 km, with around 15 flights available per week.

Flights are operated by airlines such as Korean Air, T'way Air, and Jeju Air. Ticket prices vary depending on the season and how far in advance you book; use the low price calendar to find the best deals, and check out our guides on how to get to Seoul airport and how to get from Chiang Mai airport.

Flight ticket prices by day: Seoul — Chiang Mai

Below is a calendar of the lowest flight ticket prices for Seoul — Chiang Mai by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 388 in e, and the most expensive are around AED 876 in a. 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.

 
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When to fly

The hottest period in Chiang Mai is April and May, with temperatures reaching up to 34.2°C. The rainy season peaks in August, which sees the highest rainfall (up to 349.68 mm) and up to 28 wet days per month.

The lowest flight price was recorded in October — AED 388. The most expensive month to buy tickets is February, when prices start AED 876.

October is the best time for a trip, offering a balance between low prices and the end of the heavy rainy season. The period from July to September is best avoided if you plan to spend a lot of time outdoors.

Temperature · Chiang Mai

Dry and wet days · Chiang Mai

Wind speed and direction · Chiang Mai

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How to get the best deal on a Seoul — Chiang Mai ticket

  • Book your tickets 8–10 weeks before departure to find deals AED 388, as prices on this route tend to rise significantly closer to the travel date.
  • Compare flights from low-cost carriers Jeju Air and T'way Air with Korean Air offers, keeping in mind that budget airlines often do not include checked baggage in their basic fare.
  • Use the low price calendar on this page to find more favorable dates, as mid-week flights are usually cheaper than weekend ones.
  • Check the carry-on baggage allowance for Eastar Jet and Air Busan before purchasing to avoid extra fees at the check-in counter.

Airlines

There are 6 airlines operating on the Seoul — Chiang Mai route, providing about 15 regular flights per week. The main carriers on this route are Korean Air, T'way Air, and Jeju Air. Most flights are direct, making this route convenient for a quick trip. A detailed daily schedule and the specific terms for each airline are provided in the list below.

  • T'way Air
    T'way AirTW
    5x/week
    WebsiteFleet: 3810M pax/year
    • Direct flight ICN → CNX5x/week
  • Jeju Air
    Jeju Air7C
    3x/week
    WebsiteFleet: 4213.4M pax/year
    • Direct flight ICN → CNX3x/week
      Duration
      5h 50m
      Days
      un,MonS
  • Jin Air
    Jin AirLJ
    3x/week
    WebsiteFleet: 3111M pax/year
    • Direct flight ICN → CNX3x/week
      Duration
      5h 25m
      Days
      un,MonS
  • Korean Air
    Korean AirKE
    2x/week
    WebsiteFleet: 16025M pax/year
    • Direct flight ICN → CNX2x/week
      Duration
      5h 25m
      Days
      un,MonS
  • Air Busan
    Air BusanBX
    1x/week
    WebsiteFleet: 225.8M pax/year
    • Direct flight ICN → CNX1x/week
  • Eastar Jet
    Eastar JetZE
    1x/week
    WebsiteFleet: 154.4M pax/year
    • Direct flight ICN → CNX1x/week
      Duration
      6h 10m
      Days
      un,MonS

Cities and airports on the Seoul — Chiang Mai route

Flights Seoul — Chiang Mai depart from Incheon International Airport and Gimpo International Airport and arrive at Chiang Mai International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure airports
Arrival airports

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Frequently asked questions about the Seoul — Chiang Mai flight

How long is the flight from Seoul to Chiang Mai?

A direct flight takes approximately 5 hours. The duration may vary slightly depending on weather conditions and the specific airline.

Which airlines fly on this route?

Regular flights are operated by Korean Air, T'way Air, Jeju Air, Eastar Jet, Jin Air, and Air Busan.

Are there direct flights from Seoul to Chiang Mai?

Yes, direct flights are available on this route, provided by several South Korean airlines.

How much does the cheapest ticket cost?

Ticket prices are dynamic and depend on the season. To find the current minimum cost for your dates, use the price chart on this page.

Which airport does the flight arrive at?

All flights on this route arrive at Chiang Mai International Airport (CNX).