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Cheap flights from Chiang Mai to South Korea from ฿3,920

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ICN
24 May — 31 May1
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 19 May 2025.

Round-trip from

฿7,841

One-way from

฿3,920

Popular in

January

Cheapest in

August

Average price

฿9,768

Good round-trip deal

฿28,219 or less

Good one-way deal

฿23,280 or less
Eastar Jet
  • Eastar Jet
  • 26/6-29/6
  • 1 total stop
  • 17h 50m total
  • Chiang Mai to South Korea
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Jeju Air
  • Jeju Air
  • 12/9
  • Nonstop
  • 5h 15m total
  • Chiang Mai to South Korea
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (฿105,639 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (฿13,569 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 19 May 2025.

Tue 27/511:30CNX - ICN
1 stop25h 55mChina Southern
Sat 31/515:15ICN - CNX
1 stop28h 35mChina Southern
Deal found 18/5฿7,708
Thu 26/615:45CNX - PUS
1 stop12h 35mMultiple Airlines
Sun 29/618:55PUS - CNX
Nonstop5h 15mMultiple Airlines
Deal found 18/5฿7,841
Tue 10/610:30CNX - ICN
1 stop9h 05mMultiple Airlines
Sat 14/618:00ICN - CNX
1 stop15h 25mMultiple Airlines
Deal found 19/5฿7,874
Thu 26/623:10CNX - PUS
Nonstop4h 55mEastar Jet
Sun 29/618:55PUS - CNX
Nonstop5h 15mEastar Jet
Deal found 18/5฿8,904
Wed 11/610:05CNX - ICN
2 stops22h 50mChina Eastern
Sun 15/616:35ICN - CNX
2 stops18h 30mChina Eastern
Deal found 19/5฿9,336
Thu 19/610:30CNX - ICN
1 stop9h 05mHK Express
Wed 6/802:35ICN - CNX
1 stop9h 10mHK Express
Deal found 19/5฿9,668
Thu 19/622:35CNX - ICN
Nonstop5h 15mJeju Air
Fri 8/818:00ICN - CNX
Nonstop5h 35mJeju Air
Deal found 18/5฿11,396
Thu 3/723:55CNX - ICN
1 stop21h 50mCebu Pacific
Wed 9/701:15ICN - CNX
1 stop23h 40mCebu Pacific
Deal found 19/5฿11,562
Sun 6/712:35CNX - ICN
1 stop16h 35mMalaysia Airlines
Fri 18/700:10ICN - CNX
1 stop15h 30mMalaysia Airlines
Deal found 19/5฿12,226
Fri 13/621:45CNX - ICN
Nonstop5h 20mJin Air
Mon 23/617:10ICN - CNX
Nonstop5h 35mJin Air
Deal found 18/5฿13,290
Thu 3/714:55CNX - PUS
1 stop23h 55mChina Eastern
Sun 6/712:35PUS - CNX
3 stops22h 30mChina Eastern
Deal found 19/5฿13,921
Thu 14/810:05CNX - GMP
3 stops22h 55mChina Eastern
Sun 17/820:50GMP - CNX
1 stop18h 35mChina Eastern
Deal found 18/5฿13,987

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 19 May 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 MaiBusan

CNX - PUS

CNXPUS

Chiang Mai

Thu 26/6

15:45-06:20

1 stop12h 35m

Busan Gimhae

Sun 29/6

18:55-22:10

Nonstop5h 15m

฿7,841

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Tue 10/6

10:30-21:35

1 stop9h 05m

Incheon Intl

Sat 14/6

18:00-07:25

1 stop15h 25m

฿7,874

Chiang MaiBusan

CNX - PUS

CNXPUS

Chiang Mai

Thu 26/6

23:10-06:05

Nonstop4h 55m

Busan Gimhae

Sun 29/6

18:55-22:10

Nonstop5h 15m

฿8,904

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Wed 11/6

10:05-10:55

2 stops22h 50m

Incheon Intl

Sun 15/6

16:35-09:05

2 stops18h 30m

฿9,336

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Thu 19/6

10:30-21:35

1 stop9h 05m

Incheon Intl

Wed 6/8

02:35-09:45

1 stop9h 10m

฿9,668

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Thu 19/6

22:35-05:50

Nonstop5h 15m

Incheon Intl

Fri 8/8

18:00-21:35

Nonstop5h 35m

฿11,396

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Thu 3/7

23:55-23:45

1 stop21h 50m

Incheon Intl

Wed 9/7

01:15-22:55

1 stop23h 40m

฿11,562

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Sun 1/6

23:55-07:10

Nonstop5h 15m

Incheon Intl

Thu 5/6

18:30-22:40

Nonstop6h 10m

฿12,060

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Sun 6/7

12:35-07:10

1 stop16h 35m

Incheon Intl

Fri 18/7

00:10-13:40

1 stop15h 30m

฿12,226

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Fri 13/6

21:45-05:05

Nonstop5h 20m

Incheon Intl

Mon 23/6

17:10-20:45

Nonstop5h 35m

฿13,290

Flights are sorted by cheapest return flights first.

Deals found on 18/5

Showing 1-10 of 35 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 19 May 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 19 May 2025.

The most flights from CNX to KR0 are scheduled on a Thursday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 20.0 - 260.0 inches per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit South Korea when rainfall is around 20.0 mm.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

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 19 May 2025.
Get a feel of what it's like to fly with EVA Air, Japan Airlines and Asiana Airlines from Chiang Mai to South Korea by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,193 reviews
Check prices

Food

8.1

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very Good
1,193 reviews
EVA Air
8.4
Very Good
1,193 reviews
Check prices

Food

8.1

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very Good
1,475 reviews
EVA Air
8.4
Very Good
1,193 reviews
Check prices

Food

8.1

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Asiana Airlines
8.2
Very Good
440 reviews
EVA Air
8.4
Very Good
1,193 reviews
Check prices

Food

8.1

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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 Jeju Air, which is currently one of the cheapest options available, starting at ฿3,920. HK Express flights start at ฿4,485 while deals on China Southern start at ฿4,552 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 Eastar Jet(100%), เดลต้า(99%) or Korean Air(99%), 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 ฿42,504, our data shows the cheapest flight currently is ฿6,113. When looking at the most popular route, (Chiang Mai - Incheon Intl), you can expect to pay ฿8,173 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

Browse thousands of different options on Cheapflights for your next trip

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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 Ko Samui flights
Phuket City 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 19 May 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastar JetCheapest฿4,481Average฿11,130FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Jeju AirCheapest฿7,089Average฿13,899FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Korean AirCheapest฿16,221Average฿19,644FlexibilityNo 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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