S$89 Cheap Flights from Seoul to Bangkok

View S$89 flight on Fri, 20 Mar, 2026Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)

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Cheap Flights from Seoul to Bangkok (ICN-DMK)

Prices were available within the past 7 days and start at S$89 for one-way flights and S$185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia X
Fri, 20 Mar - Tue, 24 Mar
ICN
Seoul
DMK
Bangkok
S$185 Return, found 1 day ago
S$185
Return
found 1 day ago
Select Thai AirAsia X flight, departing Fri, 20 Mar from Seoul to Bangkok, returning Tue, 24 Mar, priced at S$185 found 1 day ago
Thai AirAsia X
Thu, 14 May - Wed, 20 May
ICN
Seoul
DMK
Bangkok
S$207 Return, found 1 day ago
S$207
Return
found 1 day ago
Select Thai AirAsia X flight, departing Thu, 14 May from Seoul to Bangkok, returning Wed, 20 May, priced at S$207 found 1 day ago
Thai AirAsia X
Fri, 20 Mar - Mon, 23 Mar
ICN
Seoul
DMK
Bangkok
S$211 Return, found 4 days ago
S$211
Return
found 4 days ago
Select Thai AirAsia X flight, departing Fri, 20 Mar from Seoul to Bangkok, returning Mon, 23 Mar, priced at S$211 found 4 days ago
Thai AirAsia X
Tue, 10 Mar - Thu, 12 Mar
ICN
Seoul
DMK
Bangkok
S$225 Return, found 2 days ago
S$225
Return
found 2 days ago
Select Thai AirAsia X flight, departing Tue, 10 Mar from Seoul to Bangkok, returning Thu, 12 Mar, priced at S$225 found 2 days ago
Thai AirAsia X
Mon, 20 Apr - Fri, 24 Apr
ICN
Seoul
DMK
Bangkok
S$233 Return, found 6 days ago
S$233
Return
found 6 days ago
Select Thai AirAsia X flight, departing Mon, 20 Apr from Seoul to Bangkok, returning Fri, 24 Apr, priced at S$233 found 6 days ago
Thai AirAsia X
Tue, 10 Mar - Thu, 12 Mar
ICN
Seoul
DMK
Bangkok
S$234 Return, found 2 days ago
S$234
Return
found 2 days ago
Select Thai AirAsia X flight, departing Tue, 10 Mar from Seoul to Bangkok, returning Thu, 12 Mar, priced at S$234 found 2 days ago
Thai AirAsia X
Fri, 13 Mar - Mon, 16 Mar
ICN
Seoul
DMK
Bangkok
S$243 Return, found 3 days ago
S$243
Return
found 3 days ago
Select Thai AirAsia X flight, departing Fri, 13 Mar from Seoul to Bangkok, returning Mon, 16 Mar, priced at S$243 found 3 days ago
Thai AirAsia X
Tue, 10 Mar - Thu, 12 Mar
ICN
Seoul
DMK
Bangkok
S$252 Return, found 2 days ago
S$252
Return
found 2 days ago
Select Thai AirAsia X flight, departing Tue, 10 Mar from Seoul to Bangkok, returning Thu, 12 Mar, priced at S$252 found 2 days ago
Thai AirAsia X
Tue, 10 Mar - Thu, 12 Mar
ICN
Seoul
DMK
Bangkok
S$261 Return, found 2 days ago
S$261
Return
found 2 days ago
Select Thai AirAsia X flight, departing Tue, 10 Mar from Seoul to Bangkok, returning Thu, 12 Mar, priced at S$261 found 2 days ago
Thai AirAsia X
Fri, 29 May - Wed, 3 Jun
ICN
Seoul
DMK
Bangkok
S$264 Return, found 5 days ago
S$264
Return
found 5 days ago
Select Thai AirAsia X flight, departing Fri, 29 May from Seoul to Bangkok, returning Wed, 3 Jun, priced at S$264 found 5 days ago

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Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Suvarnabhumi Intl. BKK. Cheapest option available. Average driving time to city centre is 23 minutes. Flights from S$335
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city centre23 min
Flights from S$335
Seoul to Bangkok route information
Origin airport
Incheon Intl.
Destination airport
Don Mueang Intl.
Return price
S$185
Distance
3635 km
Average flight time
6 hours 10 mins

Perfect flights from Seoul to Bangkok

Your Journey from Seoul to Bangkok

Start your unforgettable journey with Expedia. Our broad selection of flights from Seoul to Bangkok caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Thai AirAsia X, Korean Air. Our selection of flights from Incheon Intl. to Don Mueang 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.
 

Maximizing Value with Seoul to Bangkok Flights

Experience the joy of finding cheap flights from Incheon Intl. to Don Mueang Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$89 and roundtrip prices from S$185*.
 

Pre-Flight Essentials

Ensure a smooth journey from Seoul to Bangkok with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Bangkok

Picture yourself stepping off the plane in Bangkok and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Seoul to Bangkok Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Seoul to Bangkok.
 

Beyond the Flight – Exploring Bangkok

With Expedia, your adventure extends beyond the flight. Explore Bangkok at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Seoul to Bangkok with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Seoul to Bangkok with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Incheon Airport to Don Mueang Airport?
Round-trip journeys between Incheon Airport and Don Mueang Airport start from S$185. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. 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 Don Mueang Airport?
Most flights can be conveniently cancelled online, but whether you incur a fee differs between airlines. If you do have to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from ICN to DMK 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 DMK flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Incheon Airport to Don Mueang Intl. Airport (DMK)?
You'll be up above the clouds for a while, as the flight distance between South Korea and Bangkok is 3,700 kilometres. Create a playlist of your favourite podcasts before you leave home to keep yourself entertained during your flight.
Which airlines fly direct from Seoul–Incheon Intl. Airport to Don Mueang Intl. Airport (DMK)?
If you want to fly straight from Incheon Airport to Don Mueang Airport, you'll need to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly on this route.
Are ICN to Don Mueang Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some super cheap fares from ICN to Don Mueang Intl. Airport (DMK) emerging a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals continuously — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines publish prices that far in advance.

Explore a world of travel with Expedia

Bangkok Airports

Bangkok

Seoul to Don Mueang Intl.
S$184.77
Seoul to Suvarnabhumi Intl.
S$276.60
*Available to Expedia members.