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Chiang Mai

$69+ Cheap flights from Seoul (SEL) to Chiang Mai (CNX)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CNX
janv. 26 — févr. 21
dim. 1/26
dim. 2/2
1 adult, Economy
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The best prices from Seoul to Chiang Mai are usually found in June or August, booked 60 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from Seoul to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated janvier 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$234
(oojo)

One-way from

$69
(Trip.com)

Popular in

January

Cheapest in

June

Average price

$506

Good round-trip deal

$286 or less

Good one-way deal

$183 or less
Provider with most accurate pricing for Seoul (SEL)-Chiang Mai flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Chiang Mai flights.
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From Seoul (SEL) to Chiang Mai
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One-way flight from Seoul (SEL) to Chiang Mai
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Highest demand for flights based on searches. 22% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Seoul (SEL) to Chiang Mai.
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Price to beat on a one-way flight from Seoul (SEL) to Chiang Mai.
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Find flight deals from Seoul to Chiang Mai

Cheapest flights from Seoul to Chiang Mai
Explore the most affordable flight options available from Seoul to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 21, 2025.

This oojo deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/82:25 pmGMP - CNX
1 stop9h 25mAir China
mer. 3/1211:05 pmCNX - GMP
1 stop12h 00mAir China
Deal found 1/21$234
This OneTravel deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/198:50 pmGMP - CNX
1 stop19h 30mChina Eastern
lun. 3/312:55 pmCNX - GMP
1 stop18h 05mChina Eastern
Deal found 1/20$246
This Jeju Air deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/217:10 pmICN - CNX
Nonstop6h 35mJeju Air
jeu. 2/2712:45 amCNX - ICN
Nonstop4h 45mJeju Air
Deal found 1/21$270
This Kiwi.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/124:05 pmICN - CNX
2 stops24h 15mChina Eastern
lun. 2/1710:05 amCNX - ICN
1 stop9h 40mChina Eastern
Deal found 1/21$271
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/147:10 pmICN - CNX
Nonstop6h 35mMultiple Airlines
lun. 2/1710:35 amCNX - ICN
1 stop23h 05mMultiple Airlines
Deal found 1/20$273
This Asiana Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 4/267:50 pmICN - CNX
Nonstop5h 50mAsiana Airlines
lun. 4/2812:45 amCNX - ICN
Nonstop5h 05mAsiana Airlines
Deal found 1/21$299
This Cathay Pacific deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/53:00 pmICN - CNX
1 stop20h 50mCathay Pacific
ven. 2/2810:35 amCNX - ICN
1 stop8h 40mCathay Pacific
Deal found 1/20$312
This Malaysia Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/2311:05 amICN - CNX
1 stop26h 20mMalaysia Airlines
jeu. 11/272:50 pmCNX - ICN
1 stop29h 20mMalaysia Airlines
Deal found 1/20$317
This Korean Air deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/2210:05 amICN - CNX
Nonstop6h 00mKorean Air
mar. 3/253:20 pmCNX - ICN
Nonstop4h 50mKorean Air
Deal found 1/20$340
This Jin Air deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/34:05 pmICN - CNX
Nonstop6h 25mJin Air
ven. 2/79:40 pmCNX - ICN
Nonstop5h 25mJin Air
Deal found 1/21$351
This FlightHub deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/87:30 amICN - CNX
1 stop19h 05mCebu Pacific
mar. 3/111:35 amCNX - ICN
1 stop20h 10mCebu Pacific
Deal found 1/21$368
This EVA Air deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1511:40 amICN - CNX
1 stop24h 55mEVA Air
jeu. 1/811:50 amCNX - ICN
1 stop28h 55mEVA Air
Deal found 1/20$444

Find flights from Seoul to Chiang Mai within your budget

Customize your flight search to find flights from Seoul to Chiang Mai 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 2,558,603 searches. Data last updated janvier 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeoulChiang Mai

GMP - CNX

GMPCNX

Seoul Gimpo Intl

sam. 3/8

2:25 pm-9:50 pm

1 stop9h 25m

Chiang Mai

mer. 3/12

11:05 pm-1:05 pm

1 stop12h 00m

$234

SeoulChiang Mai

GMP - CNX

GMPCNX

Seoul Gimpo Intl

mer. 3/19

8:50 pm-2:20 pm

1 stop19h 30m

Chiang Mai

lun. 3/31

2:55 pm-11:00 am

1 stop18h 05m

$246

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

ven. 2/21

7:10 pm-11:45 pm

Nonstop6h 35m

Chiang Mai

jeu. 2/27

12:45 am-7:30 am

Nonstop4h 45m

$270

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

mer. 2/12

4:05 pm-2:20 pm

2 stops24h 15m

Chiang Mai

lun. 2/17

10:05 am-9:45 pm

1 stop9h 40m

$271

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

ven. 2/14

7:10 pm-11:45 pm

Nonstop6h 35m

Chiang Mai

lun. 2/17

10:35 am-11:40 am

1 stop23h 05m

$273

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

sam. 4/26

7:50 pm-11:40 pm

Nonstop5h 50m

Chiang Mai

lun. 4/28

12:45 am-7:50 am

Nonstop5h 05m

$297

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

mer. 2/5

3:00 pm-9:50 am

1 stop20h 50m

Chiang Mai

ven. 2/28

10:35 am-9:15 pm

1 stop8h 40m

$312

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

sam. 3/22

10:05 am-2:05 pm

Nonstop6h 00m

Chiang Mai

mar. 3/25

3:20 pm-10:10 pm

Nonstop4h 50m

$340

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

lun. 2/3

4:05 pm-8:30 pm

Nonstop6h 25m

Chiang Mai

ven. 2/7

9:40 pm-5:05 am

Nonstop5h 25m

$351

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

sam. 3/8

7:30 am-12:35 am

1 stop19h 05m

Chiang Mai

mar. 3/11

1:35 am-11:45 pm

1 stop20h 10m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 25 results
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Compare providers for flights from Seoul to Chiang Mai

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Chiang Mai in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seoul-Chiang Mai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Chiang Mai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-Chiang Mai flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Chiang Mai flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seoul to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Seoul with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from Seoul to Chiang Mai

Get recent, data-driven insights about flights from Seoul to Chiang Mai including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seoul to Chiang Mai?

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Chiang Mai. Price data was last updated on January 17, 2025.

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul to Chiang Mai. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Seoul to Chiang Mai (average of $1,041). Flying from Seoul to Chiang Mai in December is currently the most expensive (average of $1,678). 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 SEL to CNX?

Find hourly flight availability from Seoul to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated janvier 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Seoul to Chiang Mai at noon. If you’re flexible enough to do this you can expect to save up to 65% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Seoul to Chiang Mai?

Use this chart to determine the cheapest time to fly round-trip from Seoul to Chiang Mai. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seoul to Chiang Mai flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seoul to Chiang Mai

Explore weekly flight availability from Seoul to Chiang Mai. 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 janvier 21, 2025.

The most flights from SEL to CNX are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 9.8 inches per month. September is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 in.

Temperature in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. 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 Chiang Mai. Reviews last updated janvier 21, 2025.
Read reviews from past customers who have flown Cathay Pacific, China Eastern and Jin Air from Seoul to Chiang Mai. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Overall

8.5

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 10

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Overall

8.5

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 10

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.

EVA Air
8.4
Very good
1,255 reviews
Korean Air
8.5
Very good
1,039 reviews

Overall

8.5

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 10

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.

Asiana Airlines
8.3
Very good
466 reviews
Korean Air
8.5
Very good
1,039 reviews

Overall

8.5

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 10

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.

Related info for your journey

Find useful and relevant information for your journey from Seoul to Chiang Mai. 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 into for flights to Chiang Mai from Seoul?

    Chiang Mai (CNX), located 1.9 mi from the city center, is the airport you fly into when you book flights from Seoul to Chiang Mai. 6 airlines have flights to Chiang Mai from Seoul on a regular basis. Booking flights from Seoul to Chiang Mai should not be difficult; the airport handles an average of 9 inbound flights from Seoul per day.

  • How popular is this Seoul to Chiang Mai flight route?

    This flight path from Seoul to Chiang Mai was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Seoul to Chiang Mai round-trip?

    Currently priced at $234, Air China will fly you from Seoul to Chiang Mai and back. In addition to Air China, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Eastern and Jeju Air - these airlines can fly you to your destination from $246 and $270, respectively. You may be able to fly from Seoul to Chiang Mai for 32% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Eastar Jet. According to our data, you can fly for as low as $88. Users have also found prices from $109 and $129 on Jeju Air and Air China, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seoul to Chiang Mai on time: Jeju Air (92%), Jin Air (80%), Asiana Airlines (64%).

  • What are the cheapest flights from Seoul to Chiang Mai?

    While on average a flight from Seoul to Chiang Mai is generally $365, our data shows the cheapest flight currently is $183. When looking at the most popular route, (Incheon Intl - Chiang Mai), you can expect to pay $143 for that flight.

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

    Yes. In addition to deals on Seoul to Chiang Mai flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Seoul to Chiang Mai 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 Seoul to Chiang Mai?

    Currently, September is the cheapest month in which you can book a flight from Seoul to Chiang Mai (average of $1,041). Flying from Seoul to Chiang Mai in December is currently the most expensive (average of $1,678). 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 Seoul to Chiang Mai

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Suvarnabhumi flights
Gimpo Intl to Suvarnabhumi flights
Incheon Intl to Chiang Mai flights
Busan to Suvarnabhumi flights
Incheon Intl to Phuket City flights

Top 6 airlines flying from Seoul to Chiang Mai

Discover the top 6 airlines that operate flights from Seoul to Chiang Mai. 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 2,558,603 searches. Data last updated janvier 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastar JetCheapest$122Average$240FlexibilityNo cancel feeOn-time86%
Jin AirCheapest$194Average$287FlexibilityNo cancel feeOn-time78%
Air ChinaCheapest$204Average$219FlexibilityNo cancel feeOn-time67%
Jeju AirCheapest$222Average$335FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$278Average$388FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$347Average$568FlexibilityNo cancel feeOn-time81%
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