€112 Cheap Flights Seoul to Chiang Mai (ICN-CNX)

View €112 flight on Sun, 12 Oct 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 to Chiang Mai (ICN-CNX)

Prices were available within the past 7 days and start at €112 for one-way flights and €232 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hahn Air Systems
Sun, 12 Oct - Thu, 23 Oct
ICN
Seoul
CNX
Chiang Mai
€232 Return, just found
€232
Return
just found
Select Hahn Air Systems flight, departing Sun, 12 Oct from Seoul to Chiang Mai, returning Thu, 23 Oct, priced at €232 just found
Hahn Air Systems
Fri, 10 Oct - Sat, 18 Oct
ICN
Seoul
CNX
Chiang Mai
€245 Return, found 2 days ago
€245
Return
found 2 days ago
Select Hahn Air Systems flight, departing Fri, 10 Oct from Seoul to Chiang Mai, returning Sat, 18 Oct, priced at €245 found 2 days ago
Hahn Air Systems
Sun, 12 Oct - Fri, 31 Oct
ICN
Seoul
CNX
Chiang Mai
€245 Return, found 1 day ago
€245
Return
found 1 day ago
Select Hahn Air Systems flight, departing Sun, 12 Oct from Seoul to Chiang Mai, returning Fri, 31 Oct, priced at €245 found 1 day ago
Hahn Air Systems
Fri, 10 Oct - Fri, 17 Oct
ICN
Seoul
CNX
Chiang Mai
€257 Return, found 2 days ago
€257
Return
found 2 days ago
Select Hahn Air Systems flight, departing Fri, 10 Oct from Seoul to Chiang Mai, returning Fri, 17 Oct, priced at €257 found 2 days ago
Hahn Air Systems
Thu, 9 Oct - Wed, 22 Oct
ICN
Seoul
CNX
Chiang Mai
€257 Return, found 2 days ago
€257
Return
found 2 days ago
Select Hahn Air Systems flight, departing Thu, 9 Oct from Seoul to Chiang Mai, returning Wed, 22 Oct, priced at €257 found 2 days ago
Cathay Pacific
Thu, 9 Oct - Wed, 22 Oct
ICN
Seoul
CNX
Chiang Mai
€270 Return, found 2 days ago
€270
Return
found 2 days ago
Select Cathay Pacific flight, departing Thu, 9 Oct from Seoul to Chiang Mai, returning Wed, 22 Oct, priced at €270 found 2 days ago
Cathay Pacific
Thu, 9 Oct - Wed, 22 Oct
ICN
Seoul
CNX
Chiang Mai
€274 Return, found 2 days ago
€274
Return
found 2 days ago
Select Cathay Pacific flight, departing Thu, 9 Oct from Seoul to Chiang Mai, returning Wed, 22 Oct, priced at €274 found 2 days ago
Air China
Fri, 17 Oct - Thu, 23 Oct
ICN
Seoul
CNX
Chiang Mai
€276 Return, found 1 day ago
€276
Return
found 1 day ago
Select Air China flight, departing Fri, 17 Oct from Seoul to Chiang Mai, returning Thu, 23 Oct, priced at €276 found 1 day ago
Korean Air
Sun, 12 Oct - Thu, 23 Oct
ICN
Seoul
CNX
Chiang Mai
€285 Return, just found
€285
Return
just found
Select Korean Air flight, departing Sun, 12 Oct from Seoul to Chiang Mai, returning Thu, 23 Oct, priced at €285 just found
Asiana Airlines
Thu, 16 Oct - Thu, 23 Oct
ICN
Seoul
CNX
Chiang Mai
€305 Return, found 1 day ago
€305
Return
found 1 day ago
Select Asiana Airlines flight, departing Thu, 16 Oct from Seoul to Chiang Mai, returning Thu, 23 Oct, priced at €305 found 1 day ago

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

March is typically the cheapest month to fly

From €124 - €298 per traveller.

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 €232. 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.

Travel information

Travel information

Origin airport
Incheon Intl.
Destination airport
Chiang Mai Intl.
Airlines serving
Air China, Asiana Airlines, Cathay Pacific, Hahn Air Systems, Korean Air, Malaysia Airlines, Thai Airways International
Return price
€231
Distance
3360 km
Average flight time
3 hours 45 mins

Book with confidence

Book with confidence

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 €112 and roundtrip prices from €232. 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.
Perfect flights from Seoul to Chiang Mai

Explore a world of travel with Expedia

Explore a world of travel with Expedia

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