฿4,490 Cheap Flights from Seoul (ICN) to Chiang Rai (CEI)

View ฿4,490 flight on Fri, 7 Nov 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Chiang Rai Intl. Airport (CEI)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seoul (ICN) to Chiang Rai (CEI)

Prices were available within the past 7 days and start at ฿4,490 for one-way flights and ฿8,287 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia X
Wed, 20 Aug - Tue, 26 Aug
ICN
Seoul
CEI
Chiang Rai
฿8,287 Return, found 4 days ago
฿8,287
Return
found 4 days ago
Select Thai AirAsia X flight, departing Wed, 20 Aug from Seoul to Chiang Rai, returning Tue, 26 Aug, priced at ฿8,287 found 4 days ago
Thai AirAsia X
Fri, 10 Oct - Wed, 22 Oct
ICN
Seoul
CEI
Chiang Rai
฿12,111 Return, found 3 days ago
฿12,111
Return
found 3 days ago
Select Thai AirAsia X flight, departing Fri, 10 Oct from Seoul to Chiang Rai, returning Wed, 22 Oct, priced at ฿12,111 found 3 days ago
Thai AirAsia X
Fri, 10 Oct - Wed, 22 Oct
ICN
Seoul
CEI
Chiang Rai
฿12,303 Return, found 3 days ago
฿12,303
Return
found 3 days ago
Select Thai AirAsia X flight, departing Fri, 10 Oct from Seoul to Chiang Rai, returning Wed, 22 Oct, priced at ฿12,303 found 3 days ago
Thai AirAsia X
Mon, 5 Jan - Fri, 16 Jan
ICN
Seoul
CEI
Chiang Rai
฿15,068 Return, found 4 days ago
฿15,068
Return
found 4 days ago
Select Thai AirAsia X flight, departing Mon, 5 Jan from Seoul to Chiang Rai, returning Fri, 16 Jan, priced at ฿15,068 found 4 days ago
Thai AirAsia X
Mon, 5 Jan - Fri, 16 Jan
ICN
Seoul
CEI
Chiang Rai
฿15,548 Return, found 4 days ago
฿15,548
Return
found 4 days ago
Select Thai AirAsia X flight, departing Mon, 5 Jan from Seoul to Chiang Rai, returning Fri, 16 Jan, priced at ฿15,548 found 4 days ago
EVA Airways
Wed, 20 Aug - Tue, 26 Aug
ICN
Seoul
CEI
Chiang Rai
฿17,630 Return, found 4 days ago
฿17,630
Return
found 4 days ago
Select EVA Airways flight, departing Wed, 20 Aug from Seoul to Chiang Rai, returning Tue, 26 Aug, priced at ฿17,630 found 4 days ago
EVA Airways
Wed, 20 Aug - Tue, 26 Aug
ICN
Seoul
CEI
Chiang Rai
฿17,760 Return, found 4 days ago
฿17,760
Return
found 4 days ago
Select EVA Airways flight, departing Wed, 20 Aug from Seoul to Chiang Rai, returning Tue, 26 Aug, priced at ฿17,760 found 4 days ago
EVA Airways
Wed, 20 Aug - Tue, 26 Aug
ICN
Seoul
CEI
Chiang Rai
฿17,890 Return, found 4 days ago
฿17,890
Return
found 4 days ago
Select EVA Airways flight, departing Wed, 20 Aug from Seoul to Chiang Rai, returning Tue, 26 Aug, priced at ฿17,890 found 4 days ago
Thai AirAsia X
Wed, 1 Oct - Thu, 20 Nov
ICN
Seoul
CEI
Chiang Rai
฿18,277 Return, found 3 days ago
฿18,277
Return
found 3 days ago
Select Thai AirAsia X flight, departing Wed, 1 Oct from Seoul to Chiang Rai, returning Thu, 20 Nov, priced at ฿18,277 found 3 days ago
Thai Airways International
Fri, 10 Oct - Wed, 22 Oct
ICN
Seoul
CEI
Chiang Rai
฿21,850 Return, found 3 days ago
฿21,850
Return
found 3 days ago
Select Thai Airways International flight, departing Fri, 10 Oct from Seoul to Chiang Rai, returning Wed, 22 Oct, priced at ฿21,850 found 3 days ago
Flight from Seoul to Chiang Rai route information
Origin airport
Incheon Intl.
Destination airport
Chiang Rai Intl.
Return price
฿8,286
Distance
3201 km

Perfect flights from Seoul to Chiang Rai

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seoul to Chiang Rai. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Incheon Intl. to Chiang Rai Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿4,490 and roundtrip prices from ฿8,287. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Chiang Rai Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Chiang Rai.

Frequently asked questions

How much is a flight from ICN to Chiang Rai Intl. Airport (CEI)?
If you're planning on travelling from ICN to CEI, round-trip journeys start from ฿8,287. This figure is based on airfares advertised within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ICN to Chiang Rai Intl. Airport (CEI)?
The majority of flights can be cancelled online, but every airline has its own set of terms and conditions. If you do have to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seoul–Incheon Intl. Airport to Mae Fah Luang - Chiang Rai 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 Incheon Airport to Mae Fah Luang - Chiang Rai Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ICN to Mae Fah Luang - Chiang Rai Intl. Airport?
Expect to be cruising at altitude for a while, as the flight distance between Incheon Airport and Mae Fah Luang - Chiang Rai Intl. Airport is 3,200 kilometres. Create a playlist of your favourite songs before leaving home to stay entertained during the journey.
Which airlines fly direct from ICN to Mae Fah Luang - Chiang Rai Intl. Airport?
You won't find any airlines flying directly between Incheon Airport and CEI, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a good way to break up a trip!
Are Seoul–Incheon Intl. Airport to CEI flight tickets cheaper when they're purchased at the last minute?
Flight prices from Incheon Airport to CEI are available up to 12 months prior to departure on Expedia. And although you may score a fantastic last-minute deal, it's not something you should bank on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We're always updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

*Available to Expedia members.