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Find cheap one-way flights from Seoul to Chiang Mai starting at CNY 105.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • ICN10:25
        13h 25m
        1 stop
        CNX21:50
        Sat, May 11|Seoul - Chiang Mai|Air China
        CNY 105CNY 143
        27% OFF
        27% OFF
        CNY 143CNY 105
      • ICN10:25
        13h 35m
        1 stop
        CNX22:00
        Sun, May 12|Seoul - Chiang Mai|Air China
        CNY 105CNY 143
        27% OFF
        27% OFF
        CNY 143CNY 105
      • ICN10:25
        13h 35m
        1 stop
        CNX22:00
        Tue, May 21|Seoul - Chiang Mai|Air China
        CNY 105CNY 143
        26% OFF
        26% OFF
        CNY 143CNY 105
      • ICN10:25
        13h 25m
        1 stop
        CNX21:50
        Sat, May 25|Seoul - Chiang Mai|Air China
        CNY 112
        CNY 112
      • ICN13:05
        10h 55m
        1 stop
        CNX22:00
        Fri, May 31|Seoul - Chiang Mai|Air China
        CNY 112
        CNY 112
      • ICN10:25
        13h 35m
        1 stop
        CNX22:00
        Thu, May 23|Seoul - Chiang Mai|Air China
        CNY 112
        CNY 112
      • ICN10:25
        13h 35m
        1 stop
        CNX22:00
        Sun, May 26|Seoul - Chiang Mai|Air China
        CNY 112
        CNY 112
      • GMP14:20
        9h 40m
        1 stop
        CNX22:00
        Thu, May 16|Seoul - Chiang Mai|Air China
        CNY 112
        CNY 112
      • ICN10:25
        13h 35m
        1 stop
        CNX22:00
        Thu, May 9|Seoul - Chiang Mai|Air China
        CNY 112
        CNY 112
      • ICN10:25
        13h 35m
        1 stop
        CNX22:00
        Fri, May 10|Seoul - Chiang Mai|Air China
        CNY 112
        CNY 112
      • SEL13:00
        3h 5m
        Direct
        CNX14:00
        Fri, Apr 26|Seoul - Chiang Mai|Air China
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Seoul to Chiang Mai?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Seoul to Chiang Mai

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Jin Air
From US$92
Eastar Jet
From US$109
Air China
From US$112
Thai AirAsia X
From US$116
AirAsia X
From US$116
China Eastern Airlines
From US$122
T'Way Air
From US$125
VietJet Air
From US$125
Shandong Airlines
From US$128
China Southern Airlines
From US$135
ANA airlines

Find more flights and airlines

Find cheap flights from Seoul to Chiang Mai by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seoul to Chiang Mai.

  • Cheapest
    Air China
    GMP
    14:20
    9h 40m
    1 transfer
    CNX
    22:00
    Gimpo International Airport - Chiang Mai International Airport
    Thu, May 16Air China
    US$112
  • Thai AirAsia X
    ICN
    11:15
    8h 40m
    1 transfer
    CNX
    17:55
    Incheon International Airport - Chiang Mai International Airport
    Mon, Jun 17Thai AirAsia X
    US$116
  • Thai AirAsia X
    ICN
    11:15
    8h 40m
    1 transfer
    CNX
    17:55
    Incheon International Airport - Chiang Mai International Airport
    Mon, Jun 17Thai AirAsia X
    US$116
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Seoul (SEL) to Chiang Mai (CNX) the cheapest?

    Airlines adjust prices for flights from Seoul to Chiang Mai based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seoul (SEL) to Chiang Mai (CNX) cost?

    According to Trip.com's data, the lowest price is around $409.

  • How long does it take to fly from Seoul (SEL) to Chiang Mai (CNX) and what is the distance?

    It takes around 5 hours 41 minutes to fly from Seoul (SEL) to Chiang Mai (CNX).

  • What is the transportation method from the main airport to downtown in Chiang Mai?

    • The distance from Chiang Mai International Airport to downtown is about 3km. It takes about 20 minutes by taxi.

  • What are the most popular airlines that fly from Seoul (SEL) to Chiang Mai (CNX)?

    Airlines with flights from Seoul (SEL) to Chiang Mai (CNX): Jeju Air, Hahn Air Systems, Korean Air, Delta Air Lines and Asiana Airlines.

How to find a cheap flight from Seoul to Chiang Mai

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seoul to Chiang Mai. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Seoul to Chiang Mai Flight Information

Cheapest nonstop flight price

$105

Cheapest round-trip ticket price

$206

Off-season for travel

April

Peak season for travel

December

Flight distance

3,421.41km

Average flight time

5 hours 41 minutes

Popular airline

Jeju Air

What You Should Know about Flights from Seoul to Chiang Mai

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