S$117 Cheap Flights from Seoul to Chiang Mai

View S$117 flight on Mon, 12 Oct, 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 to Chiang Mai (ICN-CNX)

Prices were available within the past 7 days and start at S$117 for one-way flights and S$244 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

AirAsia X
Sun, 5 Apr - Thu, 9 Apr
ICN
Seoul
CNX
Chiang Mai
S$244 Return, found 1 day ago
S$244
Return
found 1 day ago
Select AirAsia X flight, departing Sun, 5 Apr from Seoul to Chiang Mai, returning Thu, 9 Apr, priced at S$244 found 1 day ago
AirAsia X
Thu, 5 Mar - Sun, 8 Mar
ICN
Seoul
CNX
Chiang Mai
S$249 Return, found 1 day ago
S$249
Return
found 1 day ago
Select AirAsia X flight, departing Thu, 5 Mar from Seoul to Chiang Mai, returning Sun, 8 Mar, priced at S$249 found 1 day ago
Thai AirAsia X
Sat, 4 Apr - Sat, 11 Apr
ICN
Seoul
CNX
Chiang Mai
S$281 Return, found 2 days ago
S$281
Return
found 2 days ago
Select Thai AirAsia X flight, departing Sat, 4 Apr from Seoul to Chiang Mai, returning Sat, 11 Apr, priced at S$281 found 2 days ago
Thai AirAsia X
Wed, 4 Mar - Sun, 8 Mar
ICN
Seoul
CNX
Chiang Mai
S$284 Return, found 1 day ago
S$284
Return
found 1 day ago
Select Thai AirAsia X flight, departing Wed, 4 Mar from Seoul to Chiang Mai, returning Sun, 8 Mar, priced at S$284 found 1 day ago
Thai AirAsia X
Sat, 4 Apr - Sat, 11 Apr
ICN
Seoul
CNX
Chiang Mai
S$291 Return, found 2 days ago
S$291
Return
found 2 days ago
Select Thai AirAsia X flight, departing Sat, 4 Apr from Seoul to Chiang Mai, returning Sat, 11 Apr, priced at S$291 found 2 days ago
Thai AirAsia X
Wed, 4 Mar - Sun, 8 Mar
ICN
Seoul
CNX
Chiang Mai
S$293 Return, found 1 day ago
S$293
Return
found 1 day ago
Select Thai AirAsia X flight, departing Wed, 4 Mar from Seoul to Chiang Mai, returning Sun, 8 Mar, priced at S$293 found 1 day ago
Thai AirAsia X
Thu, 5 Mar - Sun, 8 Mar
ICN
Seoul
CNX
Chiang Mai
S$308 Return, found 1 day ago
S$308
Return
found 1 day ago
Select Thai AirAsia X flight, departing Thu, 5 Mar from Seoul to Chiang Mai, returning Sun, 8 Mar, priced at S$308 found 1 day ago
Jeju Air with Bag
Mon, 9 Feb - Mon, 16 Feb
ICN
Seoul
CNX
Chiang Mai
S$320 Return, found 6 days ago
S$320
Return
found 6 days ago
Select Jeju Air with Bag flight, departing Mon, 9 Feb from Seoul to Chiang Mai, returning Mon, 16 Feb, priced at S$320 found 6 days ago
Hahn Air Systems
Mon, 9 Feb - Mon, 16 Feb
ICN
Seoul
CNX
Chiang Mai
S$366 Return, found 6 days ago
S$366
Return
found 6 days ago
Select Hahn Air Systems flight, departing Mon, 9 Feb from Seoul to Chiang Mai, returning Mon, 16 Feb, priced at S$366 found 6 days ago
T'way Air with baggage
Sun, 8 Feb - Sat, 14 Feb
ICN
Seoul
CNX
Chiang Mai
S$369 Return, found 6 days ago
S$369
Return
found 6 days ago
Select T'way Air with baggage flight, departing Sun, 8 Feb from Seoul to Chiang Mai, returning Sat, 14 Feb, priced at S$369 found 6 days ago

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

March is typically the cheapest month to fly

From S$189 - S$409 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 S$244. 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
Air China, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, Hahn Air Systems, Jeju Air with Bag, Korean Air, Malaysia Airlines, Scoot, T'way Air with baggage, Thai Airways International
Return price
S$244
Distance
3360 km
Average flight time
4 hours 5 mins

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Perfect flights from Seoul to Chiang Mai

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With Expedia, you have access to a wide range of airlines, including AirAsia X, Jeju Air with Bag, T'way Air with baggage, Thai AirAsia X, Hahn Air Systems. Our selection of flights from Incheon Intl. to Chiang Mai Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Seoul to Chiang Mai

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