$167 Cheap Flights from Seoul (ICN) to Bangkok (DMK)

View $167 flight on Wed, Nov 12, 2025Opens 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 $167 for one-way flights and $382 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Batik air
Mon, Nov 10 - Mon, Nov 17
ICN
Seoul
DMK
Bangkok
$382 Roundtrip, found 2 days ago
$382
Roundtrip
found 2 days ago
Select Batik air flight, departing Mon, Nov 10 from Seoul to Bangkok, returning Mon, Nov 17, priced at $382 found 2 days ago
Batik air
Mon, Nov 10 - Thu, Nov 13
ICN
Seoul
DMK
Bangkok
$385 Roundtrip, found 2 days ago
$385
Roundtrip
found 2 days ago
Select Batik air flight, departing Mon, Nov 10 from Seoul to Bangkok, returning Thu, Nov 13, priced at $385 found 2 days ago
Batik air
Thu, Nov 13 - Mon, Nov 17
ICN
Seoul
DMK
Bangkok
$389 Roundtrip, found 2 days ago
$389
Roundtrip
found 2 days ago
Select Batik air flight, departing Thu, Nov 13 from Seoul to Bangkok, returning Mon, Nov 17, priced at $389 found 2 days ago
Batik air
Mon, Nov 10 - Sat, Nov 15
ICN
Seoul
DMK
Bangkok
$391 Roundtrip, found 2 days ago
$391
Roundtrip
found 2 days ago
Select Batik air flight, departing Mon, Nov 10 from Seoul to Bangkok, returning Sat, Nov 15, priced at $391 found 2 days ago
Batik air
Sat, Nov 15 - Sat, Nov 29
ICN
Seoul
DMK
Bangkok
$394 Roundtrip, found 1 day ago
$394
Roundtrip
found 1 day ago
Select Batik air flight, departing Sat, Nov 15 from Seoul to Bangkok, returning Sat, Nov 29, priced at $394 found 1 day ago
Batik air
Thu, Nov 13 - Sat, Nov 15
ICN
Seoul
DMK
Bangkok
$398 Roundtrip, found 2 days ago
$398
Roundtrip
found 2 days ago
Select Batik air flight, departing Thu, Nov 13 from Seoul to Bangkok, returning Sat, Nov 15, priced at $398 found 2 days ago
Batik air
Tue, Nov 18 - Sat, Nov 29
ICN
Seoul
DMK
Bangkok
$401 Roundtrip, found 1 day ago
$401
Roundtrip
found 1 day ago
Select Batik air flight, departing Tue, Nov 18 from Seoul to Bangkok, returning Sat, Nov 29, priced at $401 found 1 day ago
Batik air
Mon, Nov 10 - Mon, Nov 24
ICN
Seoul
DMK
Bangkok
$403 Roundtrip, found 1 day ago
$403
Roundtrip
found 1 day ago
Select Batik air flight, departing Mon, Nov 10 from Seoul to Bangkok, returning Mon, Nov 24, priced at $403 found 1 day ago
Batik air
Tue, Nov 25 - Tue, Dec 9
ICN
Seoul
DMK
Bangkok
$405 Roundtrip, found 1 day ago
$405
Roundtrip
found 1 day ago
Select Batik air flight, departing Tue, Nov 25 from Seoul to Bangkok, returning Tue, Dec 9, priced at $405 found 1 day ago
Batik air
Thu, Nov 20 - Sat, Nov 29
ICN
Seoul
DMK
Bangkok
$406 Roundtrip, found 1 day ago
$406
Roundtrip
found 1 day ago
Select Batik air flight, departing Thu, Nov 20 from Seoul to Bangkok, returning Sat, Nov 29, priced at $406 found 1 day ago

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 center is 23 minutes. Flights from $240
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city center23 min
Flights from $240
Flights from Seoul (ICN) to Bangkok (DMK)
Origin airport
Incheon Intl.
Destination airport
Don Mueang Intl.
Roundtrip price
$381
Distance
2272 mi
Average flight time
6 hours 10 mins

Seoul to Bangkok Flights

The cheapest times to fly from Seoul to Bangkok

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Bangkok are during the month of November. You can find some of the cheapest flights from Seoul to Bangkok with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Bangkok

Sunday is one of the best days to book for cheap flights from Seoul to Bangkok: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Bangkok

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Bangkok in 2025. You can also book with separate airlines for your outbound and return journeys, from $167 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Bangkok flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Bangkok airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK) cost?
Secure a cheap one-way flight from $167 or cheap return flight from $382 from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
Flying in November is a good way to save, as it's the cheapest month for flights between ICN and DMK. You'll usually find the lowest prices during off-peak months.
Which airlines fly direct from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
You can fly directly from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK) on a Thai AirAsia X flight.
What is the cheapest airline that flies from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ICN to DMK flight.
How many flights per day from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
On average, there's only 1 nonstop flight departing from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK) each day. If this doesn't work for you, think about flights with layovers. Simply filter your search results on Expedia to include one or two stops to discover a better alternative.
What are the most popular departure times for flights from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
The 11 AM departures from ICN to DMK are typically the busiest. Greater demand means you'll likely pay more for these departures. If you're looking to save, book during off-peak hours.
What day of the week has the most flights from ICN to DMK?
Jet off on a Sunday if you're looking for the biggest selection of flights from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK).
What is the earliest flight from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
Incheon Intl. Airport (ICN)'s earliest flight to Don Mueang Intl. Airport (DMK) is at approximately 11:20AM UTC+9. With a travel time of 6h 10m, you'll arrive at around 3:30PM UTC+7.
How long does it take to fly from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
Typically, it takes 6 hours and 10 minutes to cover the 2,300 mi from ICN to DMK.
What is the best time to fly from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
Choose a flight from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Bangkok from Incheon Intl. Airport (ICN)?
If you're departing on a direct flight from Incheon Intl. Airport (ICN) to Bangkok, you'll land at either Suvarnabhumi Intl. Airport (BKK) or Don Mueang Intl. Airport (DMK).
Is it cheaper to buy a plane ticket from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK) last-minute?
Booking your ticket from ICN to DMK just before your trip is usually more expensive. But if there's some wiggle room with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book an ICN to DMK flight and hotel package?
Compared with arranging hotels and flights separately, booking an ICN to DMK flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Don Mueang Intl. Airport (DMK)?
It's usually possible to reschedule or cancel your ICN to DMK flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.