฿4,285 Cheap Flights from Chiang Mai (CNX) to Seoul (ICN)

View ฿4,285 flight on Wed, 15 Jul 2026Opens in a new window

Flight 1

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

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

Prices were available within the past 7 days and start at ฿4,285 for one-way flights and ฿7,965 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air with Bag
Wed, 15 Jul - Mon, 20 Jul
CNX
Chiang Mai
ICN
Seoul
฿7,965 Return, just found
฿7,965
Return
just found
Select Jeju Air with Bag flight, departing Wed, 15 Jul from Chiang Mai to Seoul, returning Mon, 20 Jul, priced at ฿7,965 just found
Jeju Air with Bag
Sun, 12 Jul - Mon, 20 Jul
CNX
Chiang Mai
ICN
Seoul
฿8,097 Return, found 2 hours ago
฿8,097
Return
found 2 hours ago
Select Jeju Air with Bag flight, departing Sun, 12 Jul from Chiang Mai to Seoul, returning Mon, 20 Jul, priced at ฿8,097 found 2 hours ago
Jeju Air
Thu, 28 May - Thu, 4 Jun
CNX
Chiang Mai
ICN
Seoul
฿9,875 Return, found 6 hours ago
฿9,875
Return
found 6 hours ago
Select Jeju Air flight, departing Thu, 28 May from Chiang Mai to Seoul, returning Thu, 4 Jun, priced at ฿9,875 found 6 hours ago
Eastar Jet
Sat, 30 May - Sun, 31 May
CNX
Chiang Mai
ICN
Seoul
฿9,975 Return, found 6 hours ago
฿9,975
Return
found 6 hours ago
Select Eastar Jet flight, departing Sat, 30 May from Chiang Mai to Seoul, returning Sun, 31 May, priced at ฿9,975 found 6 hours ago
JIN AIR
Mon, 1 Jun - Thu, 4 Jun
CNX
Chiang Mai
ICN
Seoul
฿11,550 Return, found 2 days ago
฿11,550
Return
found 2 days ago
Select JIN AIR flight, departing Mon, 1 Jun from Chiang Mai to Seoul, returning Thu, 4 Jun, priced at ฿11,550 found 2 days ago
Air China
Tue, 2 Jun - Thu, 4 Jun
CNX
Chiang Mai
ICN
Seoul
฿12,095 Return, found 6 hours ago
฿12,095
Return
found 6 hours ago
Select Air China flight, departing Tue, 2 Jun from Chiang Mai to Seoul, returning Thu, 4 Jun, priced at ฿12,095 found 6 hours ago
China Eastern Airlines
Wed, 27 May - Thu, 11 Jun
CNX
Chiang Mai
ICN
Seoul
฿13,465 Return, found 14 hours ago
฿13,465
Return
found 14 hours ago
Select China Eastern Airlines flight, departing Wed, 27 May from Chiang Mai to Seoul, returning Thu, 11 Jun, priced at ฿13,465 found 14 hours ago
Hahn Air Systems
Sun, 31 May - Thu, 4 Jun
CNX
Chiang Mai
ICN
Seoul
฿14,245 Return, just found
฿14,245
Return
just found
Select Hahn Air Systems flight, departing Sun, 31 May from Chiang Mai to Seoul, returning Thu, 4 Jun, priced at ฿14,245 just found
Thai AirAsia
Sat, 13 Mar - Sat, 20 Mar
CNX
Chiang Mai
ICN
Seoul
฿14,495 Return, found 5 days ago
฿14,495
Return
found 5 days ago
Select Thai AirAsia flight, departing Sat, 13 Mar from Chiang Mai to Seoul, returning Sat, 20 Mar, priced at ฿14,495 found 5 days ago
Malaysia Airlines
Fri, 3 Jul - Sun, 5 Jul
CNX
Chiang Mai
ICN
Seoul
฿16,280 Return, found 3 hours ago
฿16,280
Return
found 3 hours ago
Select Malaysia Airlines flight, departing Fri, 3 Jul from Chiang Mai to Seoul, returning Sun, 5 Jul, priced at ฿16,280 found 3 hours ago

Alternative airports near Seoul

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

Select flight to Gimpo Intl. GMP. Closest option available. Average driving time to city centre is 20 minutes. Flights from ฿44,255
GMP
Gimpo Intl.
Closest
Average driving time to city centre20 min
Flights from ฿44,255

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

May is typically the cheapest month to fly

From ฿9,191 - ฿18,274 per traveller.

Frequently asked questions

How much is a flight from Chiang Mai Intl. Airport (CNX) to Incheon Airport?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Chiang Mai Airport to Incheon Intl. Airport (ICN) start from ฿7,965. Make your booking today to score the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Chiang Mai Airport to Incheon Intl. Airport (ICN)?
This can vary between air carriers, as each one has its own terms and conditions. Head to the Customer Service Portal, where you'll find easy instructions on how to cancel online.
How do I find cheap flights from Chiang Mai Airport to Seoul–Incheon Intl. Airport 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 Chiang Mai Airport to Incheon Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from CNX to Incheon Airport?
It's around 3,400 kilometres between Chiang Mai and South Korea, so you'll be in your seat for a while. Keep yourself entertained with things like playing cards (if you're travelling with friends) or a good old-fashioned book.
Which airlines fly direct from CNX to Seoul–Incheon Intl. Airport?
Operating 17 flights every month, Korean Air (KE) is a popular choice when flying straight from CNX to Seoul–Incheon Intl. Airport.
Are CNX to Incheon Intl. Airport (ICN) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from CNX to Seoul–Incheon Intl. Airport can be hit-or-miss. You may be able to score a great bargain, but you could also completely miss out! If you'd rather start planning your trip early, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices so far in advance. Our suggestion? Check back often as updates are made regularly.

Travel information

Origin airport
Chiang Mai Intl.
Destination airport
Incheon Intl.
Airlines serving
Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, Eastar Jet, HK Express, Hahn Air Systems, JIN AIR, Jeju Air, Jeju Air with Bag, Korean Air, Malaysia Airlines, Scoot, Singapore Airlines, Thai AirAsia, Thai Airways International, Thai Vietjet
Return price
฿7,965
Distance
3360 km
Average flight time
7 hours 22 mins

Book with confidence

Perfect flights from Chiang Mai to Seoul

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Chiang Mai to Seoul. 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 Chiang Mai Intl. to Incheon Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿4,285 and roundtrip prices from ฿7,965. 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 Incheon 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 Seoul.
Perfect flights from Chiang Mai to Seoul
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