Cheap Flights from Chiang Mai (CNX) to Seoul (ICN) from HK$1,170~

View HK$1,170 flight on Thu, 19 Nov 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$1,170 for one-way flights and HK$2,743 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JIN AIR
Fri, 22 May - Thu, 28 May
CNX
Chiang Mai
ICN
Seoul
HK$2,743 Return, found 1 day ago
HK$2,743
Return
found 1 day ago
Select JIN AIR flight, departing Fri, 22 May from Chiang Mai to Seoul, returning Thu, 28 May, priced at HK$2,743 found 1 day ago
JIN AIR
Fri, 22 May - Thu, 28 May
CNX
Chiang Mai
ICN
Seoul
HK$2,756 Return, found 1 day ago
HK$2,756
Return
found 1 day ago
Select JIN AIR flight, departing Fri, 22 May from Chiang Mai to Seoul, returning Thu, 28 May, priced at HK$2,756 found 1 day ago
Thai AirAsia
Fri, 22 May - Thu, 28 May
CNX
Chiang Mai
ICN
Seoul
HK$2,983 Return, found 1 day ago
HK$2,983
Return
found 1 day ago
Select Thai AirAsia flight, departing Fri, 22 May from Chiang Mai to Seoul, returning Thu, 28 May, priced at HK$2,983 found 1 day ago
JIN AIR
Fri, 22 May - Thu, 28 May
CNX
Chiang Mai
ICN
Seoul
HK$3,041 Return, found 1 day ago
HK$3,041
Return
found 1 day ago
Select JIN AIR flight, departing Fri, 22 May from Chiang Mai to Seoul, returning Thu, 28 May, priced at HK$3,041 found 1 day ago
Thai AirAsia
Fri, 22 May - Thu, 28 May
CNX
Chiang Mai
ICN
Seoul
HK$3,057 Return, found 1 day ago
HK$3,057
Return
found 1 day ago
Select Thai AirAsia flight, departing Fri, 22 May from Chiang Mai to Seoul, returning Thu, 28 May, priced at HK$3,057 found 1 day ago
JIN AIR
Fri, 22 May - Thu, 28 May
CNX
Chiang Mai
ICN
Seoul
HK$3,062 Return, found 1 day ago
HK$3,062
Return
found 1 day ago
Select JIN AIR flight, departing Fri, 22 May from Chiang Mai to Seoul, returning Thu, 28 May, priced at HK$3,062 found 1 day ago
Hahn Air Systems
Thu, 3 Sept - Sat, 12 Sept
CNX
Chiang Mai
ICN
Seoul
HK$3,315 Return, found 6 days ago
HK$3,315
Return
found 6 days ago
Select Hahn Air Systems flight, departing Thu, 3 Sept from Chiang Mai to Seoul, returning Sat, 12 Sept, priced at HK$3,315 found 6 days ago
China Eastern Airlines
Fri, 22 May - Thu, 28 May
CNX
Chiang Mai
ICN
Seoul
HK$3,655 Return, found 1 day ago
HK$3,655
Return
found 1 day ago
Select China Eastern Airlines flight, departing Fri, 22 May from Chiang Mai to Seoul, returning Thu, 28 May, priced at HK$3,655 found 1 day ago
JIN AIR
Thu, 3 Sept - Sat, 12 Sept
CNX
Chiang Mai
ICN
Seoul
HK$3,755 Return, found 6 days ago
HK$3,755
Return
found 6 days ago
Select JIN AIR flight, departing Thu, 3 Sept from Chiang Mai to Seoul, returning Sat, 12 Sept, priced at HK$3,755 found 6 days ago
Jeju Air with Bag
Thu, 3 Sept - Sat, 12 Sept
CNX
Chiang Mai
ICN
Seoul
HK$3,887 Return, found 6 days ago
HK$3,887
Return
found 6 days ago
Select Jeju Air with Bag flight, departing Thu, 3 Sept from Chiang Mai to Seoul, returning Sat, 12 Sept, priced at HK$3,887 found 6 days ago

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 HK$2,743. 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 kilometers 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 traveling 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
Air China, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, HK Express, Hahn Air Systems, JIN AIR, Jeju Air with Bag, Malaysia Airlines, Scoot, Thai AirAsia, Thai Airways International
Return price
HK$2,743
Distance
3360 km
Average flight time
7 hours 22 mins

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