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Cheap flights from Seoul to Bangkok Suvarnabhumi Airport from $157

SEL — BKK
21 Oct — 28 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seoul to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Seoul to Suvarnabhumi

Sun 27/920:05 -
Nonstop6h 05m
Wed 30/901:10 -
Nonstop5h 45m
Deal found 20/9$313
Tue 29/920:05 -
Nonstop6h 05m
Sat 3/1001:10 -
Nonstop5h 45m
Deal found 18/9$338
Tue 29/920:05 -
Nonstop6h 05m
Wed 30/901:10 -
Nonstop5h 45m
Deal found 21/9$341
Wed 11/1117:05 -
Nonstop6h 20m
Tue 17/1122:25 -
Nonstop5h 55m
Deal found 19/9$342
Thu 3/1217:05 -
Nonstop6h 20m
Mon 7/1222:25 -
Nonstop5h 55m
Deal found 18/9$344
Fri 25/917:15 -
Nonstop5h 55m
Thu 1/1022:45 -
Nonstop5h 30m
Deal found 21/9$347
Fri 6/1117:05 -
Nonstop6h 20m
Tue 10/1122:25 -
Nonstop5h 55m
Deal found 17/9$348
Fri 25/920:05 -
Nonstop6h 05m
Sat 3/1001:10 -
Nonstop5h 45m
Deal found 17/9$349
Fri 25/917:15 -
Nonstop5h 55m
Fri 2/1022:45 -
Nonstop5h 30m
Deal found 16/9$352
Sun 27/917:15 -
Nonstop5h 55m
Thu 1/1022:45 -
Nonstop5h 30m
Deal found 21/9$355
Mon 5/1000:30 -
1 stop18h 35m
Wed 14/1018:05 -
1 stop9h 55m
Deal found 17/9$358

Find flight deals from Seoul to Suvarnabhumi

Round-trip from

$342

One-way from

$157

Popular in

July

Cheapest in

March

Average price

$324

Good one-way deal

$203 or less
Eastar Jet
  • Eastar Jet
  • 11/11-23/11
  • Nonstop
  • 12h 15m total
  • Seoul to Bangkok
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AIR PREMIA
  • AIR PREMIA
  • 5/10-31/12
  • Nonstop
  • 5h 55m total
  • Seoul to Bangkok
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($60 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average return price).
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Average for round-trip flights in September 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

 
Use the filters below to find and compare flights from Seoul to Bangkok Suvarnabhumi Airport that are best for you.

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Route

Depart

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Price

Cheapest return flight
Fastest return journey

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Thu 8/10

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$159

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Sun 11/10

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$159

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Tue 16/3

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$181

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Mon 30/11

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$181

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Fri 16/10

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$187

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Thu 22/10

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$239

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Fri 13/11

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$258

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Wed 16/12

17:05-21:25

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$272

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Fri 23/10

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$275

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Thu 10/12

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$299

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 24 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

Cheapflights Insights

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

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

Currently, March is the cheapest month in which you can book a flight from Seoul to Bangkok Suvarnabhumi Airport (average of $279). Flying from Seoul to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of $474). 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?

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

The most flights from SEL to BKK are scheduled on a Friday (49 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (40 on average).

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

Airfare is typical for this route at the moment.
Seoul to Bangkok Suvarnabhumi Airport flights typically cost between $276 and $497 in November.
The cheapest return price found within the last 5 days was $342 on Eastar Jet (11 Nov–23 Nov).

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 37 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.

Related info for your journey

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

    A quick flight from Seoul to Bangkok Suvarnabhumi Airport can take about 6h 05m. Vietnam Airlines provides one of the quickest options available for as low as $407. 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: Kuwait Airways (97%), Ethiopian Air (97%), EL AL( 96%).

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

    On average you can expect to pay $472 for a flight from Seoul to Bangkok Suvarnabhumi Airport. The cheapest flight overall is $172 while the most popular route, (Incheon Intl - Bangkok Suvarnabhumi) is currently priced at $619.

  • 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, March is the cheapest month in which you can book a flight from Seoul to Bangkok Suvarnabhumi Airport (average of $279). Flying from Seoul to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of $474). 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

Alternative routes for Seoul to Suvarnabhumi

Incheon Intl to Suvarnabhumi flights

Fly with Cheapflights

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?

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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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