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

View ฿4,145 flight on Fri, 22 May 2026Opens in a new window

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 ฿4,145 for one-way flights and ฿8,108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia
Fri, 13 Mar - Tue, 24 Mar
CNX
Chiang Mai
ICN
Seoul
฿8,108 Return, found 5 days ago
฿8,108
Return
found 5 days ago
Select Thai AirAsia flight, departing Fri, 13 Mar from Chiang Mai to Seoul, returning Tue, 24 Mar, priced at ฿8,108 found 5 days ago
JIN AIR
Fri, 4 Sept - Fri, 11 Sept
CNX
Chiang Mai
ICN
Seoul
฿9,375 Return, found 5 days ago
฿9,375
Return
found 5 days ago
Select JIN AIR flight, departing Fri, 4 Sept from Chiang Mai to Seoul, returning Fri, 11 Sept, priced at ฿9,375 found 5 days ago
China Southern Airlines
Thu, 22 Jan - Tue, 27 Jan
CNX
Chiang Mai
ICN
Seoul
฿11,241 Return, found 6 hours ago
฿11,241
Return
found 6 hours ago
Select China Southern Airlines flight, departing Thu, 22 Jan from Chiang Mai to Seoul, returning Tue, 27 Jan, priced at ฿11,241 found 6 hours ago
Malaysia Airlines
Sun, 24 May - Sat, 13 Jun
CNX
Chiang Mai
ICN
Seoul
฿11,485 Return, just found
฿11,485
Return
just found
Select Malaysia Airlines flight, departing Sun, 24 May from Chiang Mai to Seoul, returning Sat, 13 Jun, priced at ฿11,485 just found
China Eastern Airlines
Mon, 9 Mar - Thu, 12 Mar
CNX
Chiang Mai
ICN
Seoul
฿11,670 Return, just found
฿11,670
Return
just found
Select China Eastern Airlines flight, departing Mon, 9 Mar from Chiang Mai to Seoul, returning Thu, 12 Mar, priced at ฿11,670 just found
Air China
Mon, 9 Mar - Thu, 12 Mar
CNX
Chiang Mai
ICN
Seoul
฿11,850 Return, just found
฿11,850
Return
just found
Select Air China flight, departing Mon, 9 Mar from Chiang Mai to Seoul, returning Thu, 12 Mar, priced at ฿11,850 just found
Jeju Air with Bag
Sun, 11 Jan - Wed, 21 Jan
CNX
Chiang Mai
ICN
Seoul
฿12,788 Return, found 3 days ago
฿12,788
Return
found 3 days ago
Select Jeju Air with Bag flight, departing Sun, 11 Jan from Chiang Mai to Seoul, returning Wed, 21 Jan, priced at ฿12,788 found 3 days ago
Scoot
Sat, 11 Apr - Wed, 13 May
CNX
Chiang Mai
ICN
Seoul
฿13,104 Return, found 3 days ago
฿13,104
Return
found 3 days ago
Select Scoot flight, departing Sat, 11 Apr from Chiang Mai to Seoul, returning Wed, 13 May, priced at ฿13,104 found 3 days ago
T'way Air with baggage
Sun, 21 Dec - Sun, 28 Dec
CNX
Chiang Mai
ICN
Seoul
฿13,873 Return, found 3 hours ago
฿13,873
Return
found 3 hours ago
Select T'way Air with baggage flight, departing Sun, 21 Dec from Chiang Mai to Seoul, returning Sun, 28 Dec, priced at ฿13,873 found 3 hours ago
Cathay Pacific
Wed, 2 Sept - Sun, 6 Sept
CNX
Chiang Mai
ICN
Seoul
฿13,950 Return, found 5 hours ago
฿13,950
Return
found 5 hours ago
Select Cathay Pacific flight, departing Wed, 2 Sept from Chiang Mai to Seoul, returning Sun, 6 Sept, priced at ฿13,950 found 5 hours ago

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

June is typically the cheapest month to fly

From ฿7,941 - ฿12,127 per traveller.

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 ฿58,330
GMP
Gimpo Intl.
Closest
Average driving time to city centre20 min
Flights from ฿58,330
Flight from Chiang Mai to Seoul route information
Origin airport
Chiang Mai Intl.
Destination airport
Incheon Intl.
Airlines serving
Air China, 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, T'Way Air, T'way Air with baggage, Thai Airways International, Thai Vietjet
Return price
฿8,107
Distance
3360 km
Average flight time
7 hours 5 mins

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 ฿4,145 and roundtrip prices from ฿8,108. 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.

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 ฿8,108. 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.

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