฿4,145 Cheap Flights from Seoul (ICN) to Chiang Mai (CNX)

View ฿4,145 flight on Sun, 23 Aug 2026Opens 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 ฿4,145 for one-way flights and ฿8,890 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Eastar Jet
Thu, 20 Aug - Sun, 23 Aug
ICN
Seoul
CNX
Chiang Mai
฿8,890 Return, found 12 hours ago
฿8,890
Return
found 12 hours ago
Select Eastar Jet flight, departing Thu, 20 Aug from Seoul to Chiang Mai, returning Sun, 23 Aug, priced at ฿8,890 found 12 hours ago
Eastar Jet
Sun, 19 Jul - Thu, 23 Jul
ICN
Seoul
CNX
Chiang Mai
฿8,900 Return, found 1 day ago
฿8,900
Return
found 1 day ago
Select Eastar Jet flight, departing Sun, 19 Jul from Seoul to Chiang Mai, returning Thu, 23 Jul, priced at ฿8,900 found 1 day ago
Eastar Jet
Sun, 19 Jul - Thu, 30 Jul
ICN
Seoul
CNX
Chiang Mai
฿8,905 Return, found 2 days ago
฿8,905
Return
found 2 days ago
Select Eastar Jet flight, departing Sun, 19 Jul from Seoul to Chiang Mai, returning Thu, 30 Jul, priced at ฿8,905 found 2 days ago
Jeju Air with Bag
Sat, 18 Jul - Thu, 23 Jul
ICN
Seoul
CNX
Chiang Mai
฿9,921 Return, found 6 days ago
฿9,921
Return
found 6 days ago
Select Jeju Air with Bag flight, departing Sat, 18 Jul from Seoul to Chiang Mai, returning Thu, 23 Jul, priced at ฿9,921 found 6 days ago
Jeju Air with Bag
Sun, 26 Jul - Thu, 30 Jul
ICN
Seoul
CNX
Chiang Mai
฿9,978 Return, found 4 days ago
฿9,978
Return
found 4 days ago
Select Jeju Air with Bag flight, departing Sun, 26 Jul from Seoul to Chiang Mai, returning Thu, 30 Jul, priced at ฿9,978 found 4 days ago
Jeju Air with Bag
Thu, 9 Jul - Thu, 16 Jul
ICN
Seoul
CNX
Chiang Mai
฿9,994 Return, found 4 hours ago
฿9,994
Return
found 4 hours ago
Select Jeju Air with Bag flight, departing Thu, 9 Jul from Seoul to Chiang Mai, returning Thu, 16 Jul, priced at ฿9,994 found 4 hours ago
Eastar Jet
Sun, 26 Jul - Thu, 30 Jul
ICN
Seoul
CNX
Chiang Mai
฿10,100 Return, found 4 days ago
฿10,100
Return
found 4 days ago
Select Eastar Jet flight, departing Sun, 26 Jul from Seoul to Chiang Mai, returning Thu, 30 Jul, priced at ฿10,100 found 4 days ago
Hahn Air Systems
Thu, 9 Jul - Thu, 16 Jul
ICN
Seoul
CNX
Chiang Mai
฿10,605 Return, found 4 hours ago
฿10,605
Return
found 4 hours ago
Select Hahn Air Systems flight, departing Thu, 9 Jul from Seoul to Chiang Mai, returning Thu, 16 Jul, priced at ฿10,605 found 4 hours ago
JIN AIR
Thu, 9 Jul - Thu, 16 Jul
ICN
Seoul
CNX
Chiang Mai
฿10,860 Return, found 4 hours ago
฿10,860
Return
found 4 hours ago
Select JIN AIR flight, departing Thu, 9 Jul from Seoul to Chiang Mai, returning Thu, 16 Jul, priced at ฿10,860 found 4 hours ago
Thai AirAsia
Mon, 25 Jan - Sat, 30 Jan
ICN
Seoul
CNX
Chiang Mai
฿13,105 Return, found 4 days ago
฿13,105
Return
found 4 days ago
Select Thai AirAsia flight, departing Mon, 25 Jan from Seoul to Chiang Mai, returning Sat, 30 Jan, priced at ฿13,105 found 4 days ago

Alternative airports near Chiang Mai

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Chiang Mai Intl. CNX. Cheapest and Closest option available. Average driving time to city centre is 10 minutes. Flights from ฿14,225
CNX
Chiang Mai Intl.
CheapestClosest
Average driving time to city centre10 min
Flights from ฿14,225

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 ฿8,890. 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

Origin airport
Incheon Intl.
Destination airport
Chiang Mai Intl.
Airlines serving
Cathay Pacific, China Airlines, China Southern Airlines, EVA Airways, Eastar Jet, HK Express, Hahn Air Systems, JIN AIR, Jeju Air with Bag, Korean Air, Malaysia Airlines, Scoot, Thai AirAsia, Thai Airways International
Return price
฿8,890
Distance
3360 km
Average flight time
3 hours 43 mins

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 ฿4,145 and roundtrip prices from ฿8,890. 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
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