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Cheap flights from Seoul to Bangkok Suvarnabhumi Airport from $197

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — BKK
5 Jun — 12 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Bangkok Suvarnabhumi are usually found in September or June, booked 49 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Seoul to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Seoul to Suvarnabhumi
Explore the most affordable flight options available from Seoul to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 May 2026.

Tue 19/523:40
ICN
-
BKK
1 stop27h 45m
Shandong Airlines
Fri 22/502:25
BKK
-
ICN
1 stop18h 15m
Shandong Airlines
Deal found 2/5$360
Tue 19/523:40
ICN
-
BKK
1 stop27h 45m
Shandong Airlines
Tue 26/502:25
BKK
-
ICN
1 stop16h 50m
Shandong Airlines
Deal found 1/5$361
Sat 30/522:15
ICN
-
BKK
1 stop29h 10m
Shandong Airlines
Thu 11/602:50
BKK
-
ICN
1 stop10h 55m
Shandong Airlines
Deal found 3/5$362
Wed 17/622:55
ICN
-
BKK
1 stop28h 55m
Shandong Airlines
Tue 23/602:50
BKK
-
ICN
1 stop9h 40m
Shandong Airlines
Deal found 2/5$364
Thu 18/622:15
ICN
-
BKK
1 stop29h 10m
Shandong Airlines
Wed 24/602:25
BKK
-
ICN
1 stop19h 25m
Shandong Airlines
Deal found 4/5$365
Wed 15/713:30
ICN
-
BKK
1 stop23h 45m
XiamenAir
Mon 20/712:15
BKK
-
ICN
1 stop22h 15m
XiamenAir
Deal found 6/5$375
Fri 26/608:35
ICN
-
BKK
1 stop18h 50m
Shandong Airlines
Mon 29/602:50
BKK
-
ICN
1 stop9h 40m
Shandong Airlines
Deal found 1/5$376
Thu 18/623:40
ICN
-
BKK
1 stop27h 45m
Shandong Airlines
Thu 25/602:50
BKK
-
ICN
1 stop9h 40m
Shandong Airlines
Deal found 5/5$378
Sat 27/622:15
ICN
-
BKK
1 stop29h 10m
Shandong Airlines
Wed 1/702:50
BKK
-
ICN
1 stop9h 40m
Shandong Airlines
Deal found 4/5$379
Wed 6/512:15
ICN
-
BKK
1 stop15h 35m
Shandong Airlines
Fri 15/502:25
BKK
-
ICN
1 stop18h 15m
Shandong Airlines
Deal found 3/5$382
Tue 2/623:40
ICN
-
BKK
1 stop27h 45m
Shandong Airlines
Fri 5/602:25
BKK
-
ICN
1 stop19h 25m
Shandong Airlines
Deal found 4/5$389

Find flight deals from Seoul to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Suvarnabhumi (BKK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 May 2026.

Round-trip from

$360

One-way from

$197

Popular in

April

Cheapest in

September

Average price

$287

Good one-way deal

$430 or less
Shandong Airlines
  • Shandong Airlines
  • 19/5-22/5
  • 2 total stops
  • 46h 00m total
  • Seoul to Bangkok
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Shandong Airlines
  • Shandong Airlines
  • 24/5
  • 1 total stop
  • 18h 50m total
  • Seoul to Bangkok
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average return price).
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Average for round-trip flights in May 2026
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Price to beat on a one-way flight from Seoul (SEL) to Bangkok Suvarnabhumi.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Seoul to Suvarnabhumi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 6 May 2026.
Use the filters below to find and compare flights from Seoul to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 24/5

08:35-01:25

1 stop18h 50m

Bangkok Suvarnabhumi

Tue 26/5

02:25-23:50

1 stop19h 25m

$362

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 16/7

14:00-01:50

1 stop13h 50m

Bangkok Suvarnabhumi

Sun 19/7

02:50-15:45

1 stop10h 55m

$399

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 24/6

14:30-20:55

1 stop8h 25m

Bangkok Suvarnabhumi

Sun 28/6

21:55-14:55

2 stops15h 00m

$481
Fastest return journey

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 28/5

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 3/6

01:10-08:55

Nonstop5h 45m

$487

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 20/6

14:15-04:05

2 stops15h 50m

Bangkok Suvarnabhumi

Sun 28/6

09:50-20:45

1 stop8h 55m

$489

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 30/10

10:35-11:20

1 stop26h 45m

Bangkok Suvarnabhumi

Tue 3/11

18:00-05:45

1 stop9h 45m

$509

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 31/10

10:10-17:00

1 stop8h 50m

Bangkok Suvarnabhumi

Tue 3/11

19:00-16:30

1 stop19h 30m

$509

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 26/10

16:40-20:10

2 stops29h 30m

Bangkok Suvarnabhumi

Wed 4/11

15:55-21:10

2 stops27h 15m

$512

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 17/5

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Thu 21/5

01:10-08:55

Nonstop5h 45m

$558

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 23/7

08:30-22:15

3 stops15h 45m

Bangkok Suvarnabhumi

Sun 26/7

02:10-21:05

2 stops16h 55m

$559

Flights are sorted by cheapest return flights first.

Deals found on 1/5

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Seoul to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Seoul with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seoul to Bangkok Suvarnabhumi Airport

How far ahead should I book a flight from Seoul to Bangkok Suvarnabhumi Airport?

The best time to book flights from Seoul to Bangkok Suvarnabhumi Airport is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seoul to Bangkok Suvarnabhumi Airport?

Currently, September is the cheapest month in which you can book a flight from Seoul to Bangkok Suvarnabhumi Airport (average of $217). Flying from Seoul to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of $420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEL to BKK?

Find hourly flight availability from Seoul to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 May 2026.

When flying from Seoul to Bangkok Suvarnabhumi Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Seoul to Bangkok Suvarnabhumi Airport

Explore weekly flight availability from Seoul to Suvarnabhumi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 6 May 2026.

The most flights from SEL to BKK are scheduled on a Monday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).

How much does it cost for a return flight from Seoul to Bangkok Suvarnabhumi Airport?

What’s the top stopover airport for flights from Seoul to Bangkok Suvarnabhumi Airport?

Share of one-stop return flights from Seoul to Bangkok Suvarnabhumi Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Hanoi (HAN) – chosen by Cheapflights users on 67% of one-stop itineraries from Seoul to Bangkok Suvarnabhumi Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Seoul to Bangkok Suvarnabhumi Airport?

Average return fare for one-stop flights from Seoul to Bangkok Suvarnabhumi Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Hanoi (HAN) is the most affordable one-stop option, with an average return flight price of $539.

What’s the fastest stopover option from Seoul to Bangkok Suvarnabhumi Airport?

Shortest average travel time for one-stop one-way flights from Seoul to Bangkok Suvarnabhumi Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Hanoi (HAN) have the shortest average one-way travel time for one-stop routes: 10h 00m.

Which airport typically offers the quickest stopover for flights from Seoul to Bangkok Suvarnabhumi Airport?

Average stopover duration for one-stop one-way flights from Seoul to Bangkok Suvarnabhumi Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Hanoi (HAN) offer the fastest connection on this route, with an average stopover time of 3h 10m.

Related info for your journey

Find useful and relevant information for your journey from Seoul to Suvarnabhumi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seoul to Bangkok Suvarnabhumi Airport?

    A quick flight from Seoul to Bangkok Suvarnabhumi Airport can take about 14h 45m. Shandong Airlines provides one of the quickest options available for as low as $478. There are 3663 km between Seoul and Bangkok Suvarnabhumi Airport. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Seoul to Bangkok Suvarnabhumi Airport?

    Before booking your flight to Bangkok Suvarnabhumi Airport from Seoul, have a look at the most reliable airlines to get you to your destination on time: Eastar Jet (96%), Kuwait Airways (95%), AIR PREMIA( 94%).

  • What are the cheapest flights from Seoul to Bangkok Suvarnabhumi Airport?

    On average you can expect to pay $430 for a flight from Seoul to Bangkok Suvarnabhumi Airport. The cheapest flight overall is $430 while the most popular route, (Incheon Intl - Bangkok Suvarnabhumi) is currently priced at $958.

  • Can I find deals for flights from Seoul to Suvarnabhumi that include hotel bookings?

    Yes. In addition to deals on Seoul to Suvarnabhumi flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Suvarnabhumi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Suvarnabhumi.

  • Can I find deals for business class flights from Seoul to Suvarnabhumi?

    Yes. Cheapflights offers flight deals from Seoul to Suvarnabhumi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seoul to Bangkok Suvarnabhumi Airport?

    Currently, September is the cheapest month in which you can book a flight from Seoul to Bangkok Suvarnabhumi Airport (average of $217). Flying from Seoul to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of $420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Chonburi
Ko Samet
Kanchanaburi
Ko Lan
Cha-am
Ayutthaya

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seoul to Suvarnabhumi

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Suvarnabhumi flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seoul to Suvarnabhumi?

When you search for this flight from Seoul to Suvarnabhumi, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Seoul to Suvarnabhumi?

Cheapflights simply makes it quick and affordable to book flights from Seoul to Suvarnabhumi by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Seoul to Suvarnabhumi with no change fees?

Yes, we can. To see specific flights from Seoul to Suvarnabhumi with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seoul to Suvarnabhumi become cheaper?

Yes, Cheapflights offers price alerts on Seoul to Suvarnabhumi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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