₩93,900 Cheap Flights from Seoul (ICN) to Chiang Mai (CNX)

View ₩93,900 flight on Tue, Oct 14, 2025Opens 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 ₩93,900 for one-way flights and ₩195,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air
Mon, Oct 13 - Wed, Oct 22
ICN
Seoul
CNX
Chiang Mai
₩195,600 Roundtrip, just found
₩195,600
Roundtrip
just found
Select Jeju Air flight, departing Mon, Oct 13 from Seoul to Chiang Mai, returning Wed, Oct 22, priced at ₩195,600 just found
Jeju Air
Tue, Oct 14 - Wed, Oct 22
ICN
Seoul
CNX
Chiang Mai
₩225,600 Roundtrip, just found
₩225,600
Roundtrip
just found
Select Jeju Air flight, departing Tue, Oct 14 from Seoul to Chiang Mai, returning Wed, Oct 22, priced at ₩225,600 just found
Eastar Jet
Wed, Oct 15 - Sat, Oct 18
ICN
Seoul
CNX
Chiang Mai
₩260,600 Roundtrip, found 6 hours ago
₩260,600
Roundtrip
found 6 hours ago
Select Eastar Jet flight, departing Wed, Oct 15 from Seoul to Chiang Mai, returning Sat, Oct 18, priced at ₩260,600 found 6 hours ago
JIN AIR
Mon, Oct 13 - Fri, Oct 17
ICN
Seoul
CNX
Chiang Mai
₩265,900 Roundtrip, found 13 hours ago
₩265,900
Roundtrip
found 13 hours ago
Select JIN AIR flight, departing Mon, Oct 13 from Seoul to Chiang Mai, returning Fri, Oct 17, priced at ₩265,900 found 13 hours ago
Thai Vietjet
Tue, Oct 7 - Tue, Oct 28
ICN
Seoul
CNX
Chiang Mai
₩422,200 Roundtrip, found 15 hours ago
₩422,200
Roundtrip
found 15 hours ago
Select Thai Vietjet flight, departing Tue, Oct 7 from Seoul to Chiang Mai, returning Tue, Oct 28, priced at ₩422,200 found 15 hours ago
China Eastern Airlines
Sun, Oct 12 - Sat, Nov 29
ICN
Seoul
CNX
Chiang Mai
₩432,400 Roundtrip, found 1 hour ago
₩432,400
Roundtrip
found 1 hour ago
Select China Eastern Airlines flight, departing Sun, Oct 12 from Seoul to Chiang Mai, returning Sat, Nov 29, priced at ₩432,400 found 1 hour ago
Cathay Pacific
Tue, Oct 14 - Wed, Oct 22
ICN
Seoul
CNX
Chiang Mai
₩439,400 Roundtrip, just found
₩439,400
Roundtrip
just found
Select Cathay Pacific flight, departing Tue, Oct 14 from Seoul to Chiang Mai, returning Wed, Oct 22, priced at ₩439,400 just found
Malaysia Airlines
Sun, Oct 26 - Wed, Oct 29
ICN
Seoul
CNX
Chiang Mai
₩441,200 Roundtrip, found 10 hours ago
₩441,200
Roundtrip
found 10 hours ago
Select Malaysia Airlines flight, departing Sun, Oct 26 from Seoul to Chiang Mai, returning Wed, Oct 29, priced at ₩441,200 found 10 hours ago
Air China
Sun, Dec 7 - Wed, Dec 24
ICN
Seoul
CNX
Chiang Mai
₩448,300 Roundtrip, found 11 hours ago
₩448,300
Roundtrip
found 11 hours ago
Select Air China flight, departing Sun, Dec 7 from Seoul to Chiang Mai, returning Wed, Dec 24, priced at ₩448,300 found 11 hours ago
Asiana Airlines
Sun, Sep 28 - Tue, Sep 30
ICN
Seoul
CNX
Chiang Mai
₩454,400 Roundtrip, found 6 hours ago
₩454,400
Roundtrip
found 6 hours ago
Select Asiana Airlines flight, departing Sun, Sep 28 from Seoul to Chiang Mai, returning Tue, Sep 30, priced at ₩454,400 found 6 hours ago

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

March is typically the cheapest month to fly

From ₩201,918 - ₩484,632 per traveler.

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 ₩195,600. 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 kilometers 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 traveling with friends) or a gripping book.
Which airlines fly direct from Incheon Intl. Airport (ICN) to CNX?
A favorite with many frequent travelers, 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

Travel information

Origin airport
Incheon Intl.
Destination airport
Chiang Mai Intl.
Airlines serving
Air China, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, EVA Airways, Eastar Jet, HK Express, JIN AIR, Jeju Air, Korean Air, Malaysia Airlines, Scoot, Singapore Airlines, Thai Airways International, Thai Vietjet, Vietnam Airlines
Roundtrip price
₩195,600
Distance
3360 km
Average flight time
3 hours 38 mins

Book with confidence

Book with confidence

Incheon to Chiang Mai Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Incheon to Chiang Mai will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Chiang Mai.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ICN to CNX flights that won’t make your bank account wince. Ready to temporarily leave behind Incheon for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to CNX with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Incheon to Chiang Mai Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

Chiang Mai nearby Airports

Lampang

Seoul nearby Airports

Seoul

Gimpo Intl. to Chiang Mai
₩449,100
*Available to Expedia members.