฿2,705 Cheap Flights from Seoul (ICN) to Chiang Mai (CNX)

View ฿2,705 flight on Sun, 31 Aug 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Chiang Mai Intl. Airport (CNX)

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Cheap Flights from Seoul (ICN) to Chiang Mai (CNX)

Prices were available within the past 7 days and start at ฿2,705 for one-way flights and ฿6,297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

AirAsia X
Tue, 2 Sep - Sat, 6 Sep
ICN
Seoul
CNX
Chiang Mai
฿6,297 Return, found 1 day ago
฿6,297
Return
found 1 day ago
Select AirAsia X flight, departing Tue, 2 Sep from Seoul to Chiang Mai, returning Sat, 6 Sep, priced at ฿6,297 found 1 day ago
AirAsia X
Fri, 17 Apr - Mon, 25 May
ICN
Seoul
CNX
Chiang Mai
฿6,304 Return, found 2 days ago
฿6,304
Return
found 2 days ago
Select AirAsia X flight, departing Fri, 17 Apr from Seoul to Chiang Mai, returning Mon, 25 May, priced at ฿6,304 found 2 days ago
AirAsia X
Mon, 8 Sep - Wed, 24 Sep
ICN
Seoul
CNX
Chiang Mai
฿6,594 Return, found 1 day ago
฿6,594
Return
found 1 day ago
Select AirAsia X flight, departing Mon, 8 Sep from Seoul to Chiang Mai, returning Wed, 24 Sep, priced at ฿6,594 found 1 day ago
AirAsia X
Mon, 8 Sep - Wed, 24 Sep
ICN
Seoul
CNX
Chiang Mai
฿6,652 Return, found 1 day ago
฿6,652
Return
found 1 day ago
Select AirAsia X flight, departing Mon, 8 Sep from Seoul to Chiang Mai, returning Wed, 24 Sep, priced at ฿6,652 found 1 day ago
Jeju Air
Wed, 17 Sep - Thu, 25 Sep
ICN
Seoul
CNX
Chiang Mai
฿6,860 Return, found 4 days ago
฿6,860
Return
found 4 days ago
Select Jeju Air flight, departing Wed, 17 Sep from Seoul to Chiang Mai, returning Thu, 25 Sep, priced at ฿6,860 found 4 days ago
Jeju Air with Bag
Wed, 17 Sep - Thu, 25 Sep
ICN
Seoul
CNX
Chiang Mai
฿6,879 Return, found 6 days ago
฿6,879
Return
found 6 days ago
Select Jeju Air with Bag flight, departing Wed, 17 Sep from Seoul to Chiang Mai, returning Thu, 25 Sep, priced at ฿6,879 found 6 days ago
China Southern Airlines
Fri, 22 Aug - Mon, 25 Aug
ICN
Seoul
CNX
Chiang Mai
฿7,065 Return, found 4 days ago
฿7,065
Return
found 4 days ago
Select China Southern Airlines flight, departing Fri, 22 Aug from Seoul to Chiang Mai, returning Mon, 25 Aug, priced at ฿7,065 found 4 days ago
Eastar Jet
Thu, 28 Aug - Thu, 4 Sep
ICN
Seoul
CNX
Chiang Mai
฿7,350 Return, found 4 hours ago
฿7,350
Return
found 4 hours ago
Select Eastar Jet flight, departing Thu, 28 Aug from Seoul to Chiang Mai, returning Thu, 4 Sep, priced at ฿7,350 found 4 hours ago
JIN AIR
Wed, 6 Aug - Thu, 21 Aug
ICN
Seoul
CNX
Chiang Mai
฿8,170 Return, found 2 days ago
฿8,170
Return
found 2 days ago
Select JIN AIR flight, departing Wed, 6 Aug from Seoul to Chiang Mai, returning Thu, 21 Aug, priced at ฿8,170 found 2 days ago
Hahn Air Systems
Thu, 28 Aug - Thu, 4 Sep
ICN
Seoul
CNX
Chiang Mai
฿8,970 Return, found 4 hours ago
฿8,970
Return
found 4 hours ago
Select Hahn Air Systems flight, departing Thu, 28 Aug from Seoul to Chiang Mai, returning Thu, 4 Sep, priced at ฿8,970 found 4 hours ago

Find the cheapest month to fly from Seoul (ICN) to Chiang Mai (CNX)

March is typically the cheapest month to fly

From ฿4,717 - ฿10,750 per traveller.

Graph displaying average flight prices per month

Flight from Seoul to Chiang Mai route information
Origin airport
Incheon Intl.
Destination airport
Chiang Mai Intl.
Airlines serving
Air China, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, Eastar Jet, Hahn Air Systems, JIN AIR, Jeju Air with Bag, Korean Air, Malaysia Airlines, Scoot, Thai Airways International
Return price
฿6,297
Distance
3360 km
Average flight time
3 hours 44 mins

Perfect flights from Seoul to Chiang Mai

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seoul to Chiang Mai. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Incheon Intl. to Chiang Mai Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿2,705 and roundtrip prices from ฿6,297. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Chiang Mai Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Chiang Mai.

Frequently asked questions

How much is a flight from ICN to Chiang Mai Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight between Incheon Intl. Airport (ICN) and CNX was ฿6,297. Fares this good don't last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Incheon Intl. Airport (ICN) to CNX?
We understand that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Incheon Airport to Chiang Mai Intl. Airport (CNX) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Incheon Intl. Airport (ICN) to CNX flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Incheon Airport to Chiang Mai Intl. Airport (CNX)?
It's around 3,400 kilometres between South Korea and Chiang Mai, so you'll be strapped into your seat for a while. Keep yourself entertained by packing things like playing cards (if you're travelling with friends) or a gripping book.
Which airlines fly direct from Incheon Intl. Airport (ICN) to CNX?
A favourite with many frequent travellers, Korean Air (KE) offers 17 monthly flights from Incheon Airport to Chiang Mai Intl. Airport (CNX). Pick the one that fits in with your travel plans and book your fare today.
Are Incheon Intl. Airport (ICN) to Chiang Mai Intl. Airport (CNX) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Incheon Airport to Chiang Mai Airport can be hit-or-miss. It is possible to score a bargain, but then again, you could miss out entirely! If you'd rather play it safe and start your trip planning early on, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines release their prices so far in advance. Our top tip? Check back often as updates are made regularly.

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