Cheap flight from Seoul to Chiang Mai from $79
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Flights from Seoul to Chiang Mai
Find cheap airlines flights from Seoul to Chiang Mai
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Jeju Air
Eastar Jet
Asiana Airlines
Korean Air
Jin Air
AirAsia X
China Eastern Airlines
Malaysia Airlines
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Cheap flight deals from Seoul to Chiang Mai
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
ICN 5:10 PM5h 35mNonstopCNX 8:45 PMSeoul - Chiang Mai | Sun, Jun 22 | Jin Air
CNX 9:45 PM5h 20mNonstopICN 5:05 AMChiang Mai - Seoul | Sun, Jun 29 | Jin Air$240 $38437% OFF37% OFF$384 $240 -
ICN 6:00 PM5h 35mNonstopCNX 9:35 PMSeoul - Chiang Mai | Thu, Jun 19 | Jeju Air
CNX 10:35 PM5h 15mNonstopICN 5:50 AMChiang Mai - Seoul | Sun, Jun 22 | Jeju Air$242 $38437% OFF37% OFF$384 $242 -
ICN 6:00 PM5h 35mNonstopCNX 9:35 PMSeoul - Chiang Mai | Thu, Jun 26 | Jeju Air
CNX 10:35 PM5h 15mNonstopICN 5:50 AMChiang Mai - Seoul | Wed, Jul 2 | Jeju Air$287 $38425% OFF25% OFF$384 $287
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ICN 6:00 PM5h 35mNonstopCNX 9:35 PMSeoul - Chiang Mai | Tue, Jul 1 | Jeju Air
CNX 10:35 PM5h 15mNonstopICN 5:50 AMChiang Mai - Seoul | Thu, Jul 3 | Jeju Air$3538% OFF$384 $353
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Fri, Jun 20 | AirAsia X
CNX 5:20 PM11h 40m1 stopsICN 7:00 AMChiang Mai - Seoul | Wed, Jun 25 | AirAsia$17255% OFF$384 $172 -
ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Mon, Jul 7 | AirAsia X
CNX 5:20 PM11h 40m1 stopsICN 7:00 AMChiang Mai - Seoul | Mon, Jul 14 | AirAsia$17255% OFF$384 $172
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Wed, Jun 18 | AirAsia X
CNX 5:20 PM11h 40m1 stopsICN 7:00 AMChiang Mai - Seoul | Sun, Jun 22 | AirAsia$31318% OFF$384 $313
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Fri, Jul 4 | AirAsia X
CNX 5:20 PM11h 40m1 stopsICN 7:00 AMChiang Mai - Seoul | Wed, Jul 9 | AirAsia$31717% OFF$384 $317
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Mon, Jun 23 | AirAsia X
CNX 5:20 PM11h 40m1 stopsICN 7:00 AMChiang Mai - Seoul | Wed, Jun 25 | AirAsia$31917% OFF$384 $319
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Wed, Jul 2 | AirAsia X
CNX 5:20 PM11h 40m1 stopsICN 7:00 AMChiang Mai - Seoul | Wed, Jul 9 | AirAsia$34510% OFF$384 $345
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SEL 1:00 PM17h 25m1 stopsCNX Invalid DateSeoul - Chiang Mai | Thu, Jun 19 | Normal Airline
CNX 3:00 PM6hNonstopSEL 4:00 PMChiang Mai - Seoul | Sat, Jun 21 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
ICN 6:30 PM6h 10mNonstopCNX 10:40 PMSeoul - Chiang Mai | Sat, Jun 21 | Eastar Jet$79 $23166% OFF66% OFF$231 $79 -
ICN 6:30 PM6h 10mNonstopCNX 10:40 PMSeoul - Chiang Mai | Sun, Jun 22 | Eastar Jet$89 $23162% OFF62% OFF$231 $89
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ICN 6:00 PM5h 35mNonstopCNX 9:35 PMSeoul - Chiang Mai | Sun, Jun 22 | Jeju Air$126 $23145% OFF45% OFF$231 $126
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ICN 5:10 PM5h 35mNonstopCNX 8:45 PMSeoul - Chiang Mai | Sun, Jun 22 | Jin Air$12745% OFF$231 $127
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Wed, Jul 2 | AirAsia X$9757% OFF$231 $97
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Fri, Jul 4 | AirAsia X$10356% OFF$231 $103
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ICN 8:05 PM13h 20m1 stopsCNX 7:25 AMSeoul - Chiang Mai | Wed, Jul 2 | Jeju Air$17624% OFF$231 $176
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Mon, Jun 23 | AirAsia X$19814% OFF$231 $198
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Wed, Jun 18 | AirAsia X$20412% OFF$231 $204
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ICN 8:20 PM22h 30m1 stopsCNX 4:50 PMSeoul - Chiang Mai | Mon, Jul 7 | AirAsia X$2138% OFF$231 $213
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SEL 1:00 PM17h 25m1 stopsCNX Invalid DateSeoul - Chiang Mai | Thu, Jun 19 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Seoul to Chiang Mai
| Cheapest one-way flight price | $78 |
|---|---|
| Cheapest round-trip ticket price | $187 |
| Off-season for travel | March |
| Peak season for travel | June |
| Flight distance | 3,421.41 km |
| Average flight time | 6 hours 18 minutes |
| Popular airline | Jeju Air |
When is the cheapest time to fly from Seoul to Chiang Mai?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Seoul (SEL) to Chiang Mai (CNX) the cheapest?
Airlines adjust prices for flights from Seoul to Chiang Mai based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Seoul (SEL) to Chiang Mai (CNX) cost?
According to Trip.com's data, the lowest price is around $361. -
How long does it take to fly from Seoul (SEL) to Chiang Mai (CNX) and what is the distance?
It takes around 6 hours 18 minutes to fly from Seoul (SEL) to Chiang Mai (CNX). -
What are the most popular airlines that fly from Seoul (SEL) to Chiang Mai (CNX)?
Airlines with flights from Seoul (SEL) to Chiang Mai (CNX): Korean Air, Jeju Air, Thai Airways, Eastar Jet, Delta Air Lines, Hahn Air Systems, Asiana Airlines and Jin Air.
How to find a cheap flight from Seoul to Chiang Mai
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seoul to Chiang Mai. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Seoul to Chiang Mai ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Seoul to Chiang Mai for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is $79 for a one-way ticket on Sat, Jun 21.
Compare cheap Seoul to Chiang Mai flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Seoul to Chiang Mai. The most affordable airline currently operating on this route is Eastar Jet.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Seoul to Chiang Mai route to track ticket prices effortlessly—no need to check manually every day.
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Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Seoul to Chiang Mai to access exclusive deals just for you.
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