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Cheap flights from Chiang Mai to South Korea from ฿3,964

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ICN
21 Jul — 28 Jul1
1 adult

Cheap flight deals from Chiang Mai to South Korea

Keep the following information in mind while searching for Chiang Mai to South Korea flight deals. Data was last updated 16 July 2025.

Round-trip from

฿6,920

One-way from

฿3,964

Popular in

August

Cheapest in

May

Average price

฿13,451

Good round-trip deal

฿38,324 or less

Good one-way deal

฿17,631 or less
Jeju Air
  • Jeju Air
  • 28/8-7/9
  • 1 total stop
  • 17h 45m total
  • Chiang Mai to South Korea
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30/10
  • 30/10
  • 1 total stop
  • 10h 35m total
  • Chiang Mai to South Korea
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (฿40,784 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (฿12,500 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Chiang Mai to South Korea.
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Price to beat on a one-way flight from Chiang Mai to South Korea.
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Find flight deals from Chiang Mai to South Korea

Cheapest flights from Chiang Mai to South Korea
Explore the most affordable flight options available from Chiang Mai to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 July 2025.

Thu 28/820:10CNX - ICN
1 stop12h 10mMultiple Airlines
Sun 7/918:00ICN - CNX
Nonstop5h 35mMultiple Airlines
Deal found 15/7฿6,920
Thu 4/919:25CNX - PUS
1 stop9h 35mMultiple Airlines
Thu 11/911:00PUS - CNX
2 stops14h 25mMultiple Airlines
Deal found 14/7฿8,610
Thu 28/823:05CNX - GMP
1 stop12h 00mAir China
Thu 4/914:25GMP - CNX
1 stop9h 25mAir China
Deal found 14/7฿11,209
Mon 3/1123:05CNX - PUS
1 stop10h 40mAir China
Sat 8/1112:45PUS - CNX
1 stop11h 05mAir China
Deal found 14/7฿11,534
Thu 4/910:05CNX - PUS
2 stops23h 30mChina Eastern
Thu 11/912:35PUS - CNX
2 stops22h 30mChina Eastern
Deal found 14/7฿12,931
Wed 13/814:55CNX - GMP
1 stop18h 05mChina Eastern
Mon 18/820:50GMP - CNX
1 stop18h 35mChina Eastern
Deal found 14/7฿13,321
Thu 28/823:10CNX - PUS
Nonstop4h 55mEastar Jet
Sun 31/818:55PUS - CNX
Nonstop5h 15mEastar Jet
Deal found 15/7฿13,906
Tue 12/810:30CNX - GMP
2 stops22h 30mMultiple Airlines
Tue 19/812:00GMP - CNX
2 stops23h 45mMultiple Airlines
Deal found 15/7฿15,465
Fri 29/814:35CNX - GMP
2 stops18h 10mJapan Airlines
Fri 5/919:20GMP - CNX
2 stops16h 00mJapan Airlines
Deal found 15/7฿29,469
Wed 27/818:50CNX - GMP
2 stops39h 35mChina Southern
Thu 4/913:30GMP - CNX
2 stops30h 20mChina Southern
Deal found 15/7฿103,026

Cheapflights Fare Finder

Customise your flight search to find flights from Chiang Mai to South Korea that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 16 July 2025.
Use the filters below to find and compare flights from Chiang Mai to South Korea that are best for you.

Fly from

Chiang Mai

Fly to

South Korea

Route

Depart

Return

Price

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Thu 28/8

20:10-10:20

1 stop12h 10m

Incheon Intl

Sun 7/9

18:00-21:35

Nonstop5h 35m

฿6,920

Chiang MaiBusan

CNX - PUS

CNXPUS

Chiang Mai

Thu 4/9

19:25-07:00

1 stop9h 35m

Busan Gimhae

Thu 11/9

11:00-23:25

2 stops14h 25m

฿8,610

Chiang MaiSeoul

CNX - GMP

CNXGMP

Chiang Mai

Thu 28/8

23:05-13:05

1 stop12h 00m

Seoul Gimpo Intl

Thu 4/9

14:25-21:50

1 stop9h 25m

฿11,209

Chiang MaiBusan

CNX - PUS

CNXPUS

Chiang Mai

Mon 3/11

23:05-11:45

1 stop10h 40m

Busan Gimhae

Sat 8/11

12:45-21:50

1 stop11h 05m

฿11,534

Chiang MaiBusan

CNX - PUS

CNXPUS

Chiang Mai

Thu 4/9

10:05-11:35

2 stops23h 30m

Busan Gimhae

Thu 11/9

12:35-09:05

2 stops22h 30m

฿12,931

Chiang MaiSeoul

CNX - GMP

CNXGMP

Chiang Mai

Wed 13/8

14:55-11:00

1 stop18h 05m

Seoul Gimpo Intl

Mon 18/8

20:50-13:25

1 stop18h 35m

฿13,321

Chiang MaiBusan

CNX - PUS

CNXPUS

Chiang Mai

Thu 28/8

23:10-06:05

Nonstop4h 55m

Busan Gimhae

Sun 31/8

18:55-22:10

Nonstop5h 15m

฿13,906

Chiang MaiSeoul

CNX - GMP

CNXGMP

Chiang Mai

Tue 12/8

10:30-11:00

2 stops22h 30m

Seoul Gimpo Intl

Tue 19/8

12:00-09:45

2 stops23h 45m

฿15,465

Chiang MaiSeoul

CNX - GMP

CNXGMP

Chiang Mai

Fri 29/8

14:35-10:45

2 stops18h 10m

Seoul Gimpo Intl

Fri 5/9

19:20-09:20

2 stops16h 00m

฿29,469

Chiang MaiSeoul

CNX - GMP

CNXGMP

Chiang Mai

Wed 27/8

18:50-12:25

2 stops39h 35m

Seoul Gimpo Intl

Fri 5/9

13:30-17:50

2 stops30h 20m

฿103,026

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 22 results
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Best time to book a flight from Chiang Mai to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from Chiang Mai with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to South Korea

What is the cheapest month to book a flight from Chiang Mai to South Korea?

Currently, June is the cheapest month in which you can book a flight from Chiang Mai to South Korea (average of ฿152). Flying from Chiang Mai to South Korea in January is currently the most expensive (average of ฿388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CNX to KR?

Find hourly flight availability from Chiang Mai to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 July 2025.

When flying from Chiang Mai to South Korea, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chiang Mai to South Korea

Explore weekly flight availability from Chiang Mai to South Korea. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 July 2025.

The most flights from CNX to KR0 are scheduled on a Monday (8 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Korea. Reviews last updated 16 July 2025.
Read reviews from past customers who have flown with Japan Airlines, China Southern, andThai AirAsia from Chiang Mai to South Korea. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,513 reviews
Check prices

Food

7.7

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Japan Airlines
8.3
Very Good
1,513 reviews
Japan Airlines
8.3
Very Good
1,513 reviews
Check prices

Food

7.7

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
China Southern
7.6
Good
103 reviews
Japan Airlines
8.3
Very Good
1,513 reviews
Check prices

Food

7.7

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Thai AirAsia
7.5
Good
219 reviews
Japan Airlines
8.3
Very Good
1,513 reviews
Check prices

Food

7.7

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
China Eastern
7.2
Good
151 reviews
Japan Airlines
8.3
Very Good
1,513 reviews
Check prices

Food

7.7

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Chiang Mai to South Korea?

    If you book a flight to South Korea from Chiang Mai, you will be flying from Chiang Mai, which is the city’s only airport. Chiang Mai (CNX) is located 3.1 km from the centre of Chiang Mai.

  • How popular is this Chiang Mai to South Korea flight route?

    Within the past month, 89 users have taken a look at flights from Chiang Mai to South Korea.

  • What are the cheapest airlines to fly from Chiang Mai to South Korea one-way?

    To fly one-way, consider booking your trip with Thai AirAsia, which is currently one of the cheapest options available, starting at ฿4,061. Eastar Jet flights start at ฿4,906 while deals on HK Express start at ฿5,004 one-way.

  • What are the most popular routes from Chiang Mai to South Korea?

    The most popular flight routes from Chiang Mai to South Korea are Chiang Mai - Incheon Intl, Chiang Mai - Seoul Gimpo Intl and Chiang Mai - Busan Gimhae.

  • What are the most reliable airlines from Chiang Mai to South Korea?

    No one likes to see their flight delayed. When booking a flight from Chiang Mai to South Korea consider choosing Thai Airways(93%), Asiana Airlines(93%) or เดลต้า(92%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chiang Mai to South Korea?

    While on average a flight from Chiang Mai to South Korea is generally ฿35,043, our data shows the cheapest flight currently is ฿14,341. When looking at the most popular route, (Chiang Mai - Incheon Intl), you can expect to pay ฿7,213 for that flight.

  • Can I find deals for flights from Chiang Mai to South Korea that include hotel bookings?

    Yes. In addition to deals on Chiang Mai to South Korea flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chiang Mai to South Korea?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to South Korea.

  • Can I find deals for business class flights from Chiang Mai to South Korea?

    Yes. Cheapflights offers flight deals from Chiang Mai to South Korea by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chiang Mai to South Korea?

    Currently, June is the cheapest month in which you can book a flight from Chiang Mai to South Korea (average of ฿152). Flying from Chiang Mai to South Korea in January is currently the most expensive (average of ฿388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Chiang Mai to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to Phuket City flights
Chiang Mai to Krabi flights
Chiang Mai to Ko Samui flights

Top 3 airlines flying from Chiang Mai to South Korea

Discover the top 3 airlines that operate flights from Chiang Mai to South Korea. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 16 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastar JetCheapest฿4,382Average฿10,884FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Jeju AirCheapest฿6,932Average฿15,864FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Korean AirCheapest฿15,862Average฿19,210FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Chiang Mai to South Korea?

When you search for this flight from Chiang Mai to South Korea, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to South Korea?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chiang Mai to South Korea.

Can Cheapflights find flights from Chiang Mai to South Korea with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Chiang Mai to South Korea flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Chiang Mai to South Korea become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to South Korea from Chiang Mai today and book when prices fit your budget.

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