Find Cheap Flights from Seoul to Chiang Mai (SEL - CNX)

Flights overview

Useful information for finding cheap flights from Seoul to Chiang Mai and booking your next trip

Cheapest round-trip flights	$231	Jeju Air Nonstop 7 hr Sat, Mar 7 — Mon, Mar 16	The cheapest round-trip flight from Seoul to Chiang Mai is currently $231
Cheapest one-way flight	$69	T'Way Air Nonstop 6 hr Sun, Mar 1	The cheapest one-way flight from Seoul to Chiang Mai is currently $69
Cheapest nonstop flights	$230	Jeju Air Nonstop 7 hr Thu, Mar 26 — Sat, Apr 4	The cheapest nonstop round-trip flight from Seoul to Chiang Mai is currently $230
Last-minute weekend getaway	$321	Jeju Air Nonstop 7 hr Fri, Feb 6 — Mon, Feb 9	The cheapest last-minute weekend getaway from Seoul to Chiang Mai is currently $321
Cheapest business class flights	$1,044	China Airlines 1 stop 17 hr Thu, Mar 5 — Wed, Mar 11	The cheapest business class round-trip flight from Seoul to Chiang Mai is currently $1,044

Fastest flight	5 hr 50 min	The fastest nonstop flight from Seoul to Chiang Mai takes 5 hr 50 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Seoul to Chiang Mai is typically March. The most expensive month to fly is typically January.

March Cheapest	Typical prices: $205–265
January Most expensive	Typical prices: $290–370

Popular airlines from Seoul to Chiang Mai

EASTAR JET

Nonstop

Typical price: $260–435

7 weekly nonstop flights

ICN - CNX Every day

14 weekly connecting flights

GMP, ICN - CNX Every day
T'Way Air

Nonstop

from $268

Typical price: $355–570

7 weekly nonstop flights

ICN - CNX Every day

8 weekly connecting flights

ICN - CNX Every Tue, Wed, Fri, Sat
Jeju Air

Nonstop

from $230

Typical price: $260–540

7 weekly nonstop flights

ICN - CNX Every day
Korean Air

Nonstop

from $447

Typical price: $380–830

7 weekly nonstop flights

ICN - CNX Every day
Jin Air

Nonstop

from $300

Typical price: $290–570

7 weekly nonstop flights

ICN - CNX Every day
China Southern

from $327

Typical price: $315–670

45 weekly connecting flights

GMP, ICN - CNX Every day

Popular airports near Seoul

Gimpo International Airport (GMP)

Seoul South Korea 11 mi
Cheongju International Airport (CJJ)

Cheongju-si South Korea 63 mi
Incheon International Airport (ICN)

Seoul South Korea 31 mi
Daegu International Airport (TAE) (TAE)

Daegu South Korea 147 mi

Popular airports near Chiang Mai

Chiang Mai International Airport (CNX)

Chiang Mai Thailand 11 min 2 mi
Mae Fah Luang - Chiang Rai International Airport (CEI)

Chiang Rai Thailand 3 hr 29 min 99 mi
Lampang Airport (LPT)

Lampang Thailand 1 hr 37 min 49 mi
Sukhothai Airport (THS)

Sukhothai Thailand 4 hr 8 min 120 mi

Frequently asked questions about flying from Seoul to Chiang Mai

The cheapest flights from Seoul to Chiang Mai are usually in March. Typical ticket prices in March range from $205 to $265.

The cheapest round-trip flight from Seoul to Chiang Mai recently found on Google Flights was with Jeju Air from $231. The cheapest one-way flight was with T'Way Air from $69.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest T'Way Air flight from Seoul to Chiang Mai is $268, flying from Feb 8 to Feb 14.
The cheapest Jeju Air flight from Seoul to Chiang Mai is $230, flying from Mar 26 to Apr 4.
The cheapest Korean Air flight from Seoul to Chiang Mai is $447, flying from Feb 5 to Feb 13.
The cheapest Jin Air flight from Seoul to Chiang Mai is $300, flying from Feb 6 to Feb 13.
The cheapest China Southern flight from Seoul to Chiang Mai is $327, flying from Mar 5 to Mar 11.

The cheapest round-trip flight from Seoul to Chiang Mai starts at $231 from Sat, Mar 7 to Mon, Mar 16. The cheapest one-way flight starts at $69 and departs on Sun, Mar 1.

5 hr 50 min is the shortest flight time from Seoul to Chiang Mai.

Most visitors arrive Dec–Jan, when the weather is warm and mostly dry, with cool nights at higher elevations. The hot and humid rainy season runs May–Nov, with the heaviest rains in Sep. Major festivals include the Flower Festival (Feb), Songkran/Thai New Year (Apr) and Loi Krathong (Nov), the “festival of lights” that sees thousands of tiny candles launched on floats along the rivers.

It's easy to use Google Flights to find the cheapest days to fly from Seoul to Chiang Mai.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Seoul to Chiang Mai really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Seoul to Chiang Mai.

In terms of nonstop flights, EASTAR JET is the most popular. EASTAR JET offers 7 nonstop flights and 14 connecting flights per week. EASTAR JET flies from Gimpo International Airport (GMP) , Incheon International Airport (ICN) to Chiang Mai International Airport (CNX) .

In terms of flights, China Southern is the most popular. China Southern offers 45 connecting flights per week. China Southern flies from Gimpo International Airport (GMP) , Incheon International Airport (ICN) to Chiang Mai International Airport (CNX) .

Other popular airlines flying from Seoul to Chiang Mai are:

T'Way Air offers 7 nonstop flights and 8 connecting flights per week. T'Way Air flies from Incheon International Airport (ICN) to Chiang Mai International Airport (CNX) .
Jeju Air offers 7 nonstop flights per week. Jeju Air flies from Incheon International Airport (ICN) to Chiang Mai International Airport (CNX) .
Korean Air offers 7 nonstop flights per week. Korean Air flies from Incheon International Airport (ICN) to Chiang Mai International Airport (CNX) .
Jin Air offers 7 nonstop flights per week. Jin Air flies from Incheon International Airport (ICN) to Chiang Mai International Airport (CNX) .

The number of connecting flights refers to distinct flights with at least one stop between Seoul and Chiang Mai.

The cheapest round-trip flight from Seoul to Chiang Mai recently found on Google Flights was with Jeju Air from $231. The cheapest one-way flight was with T'Way Air from $69.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest T'Way Air flight from Seoul to Chiang Mai is $268, flying from Feb 8 to Feb 14.
The cheapest Jeju Air flight from Seoul to Chiang Mai is $230, flying from Mar 26 to Apr 4.
The cheapest Korean Air flight from Seoul to Chiang Mai is $447, flying from Feb 5 to Feb 13.
The cheapest Jin Air flight from Seoul to Chiang Mai is $300, flying from Feb 6 to Feb 13.
The cheapest China Southern flight from Seoul to Chiang Mai is $327, flying from Mar 5 to Mar 11.

Jeju Air, Korean Air, Jin Air, T'Way Air and EASTAR JET fly direct from Seoul to Chiang Mai.

There are 7 EASTAR JET direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 T'Way Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 Jeju Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 Korean Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 Jin Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Seoul and Chiang Mai at price $321 is offered by Jeju Air from Fri, Feb 6 to Mon, Feb 9.

Jeju Air, Korean Air, Jin Air, T'Way Air and EASTAR JET fly direct from Seoul to Chiang Mai.

There are 7 EASTAR JET direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 T'Way Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 Jeju Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 Korean Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.
There are 7 Jin Air direct flights from Seoul to Chiang Mai per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Seoul to Chiang Mai on a daily basis.

The cheapest direct (nonstop) round-trip flights between Seoul and Chiang Mai start at $230 from Thu, Mar 26 to Sat, Apr 4 with Jeju Air.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Seoul to Chiang Mai, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Seoul and Chiang Mai start at $1,044 from Thu, Mar 5 to Wed, Mar 11 with China Airlines.

The cheapest economy class round-trip flights between Seoul and Chiang Mai start at $231 from Sat, Mar 7 to Mon, Mar 16.

To book business class trips from Seoul to Chiang Mai, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Seoul and Chiang Mai starts at $321 from Fri, Feb 6 to Mon, Feb 9 with Jeju Air.

The cheapest last-minute deal between Seoul and Chiang Mai at price $321 is offered by Jeju Air from Fri, Feb 6 to Mon, Feb 9.

To find last-minute flight deals from Seoul to Chiang Mai, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.