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Cheap flights from Seoul to Bangkok Suvarnabhumi Airport from $213

SEL — BKK
10 Dec — 17 Dec1
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

Thu 3/1215:40 -
1 stop10h 25m
Thu 10/1219:55 -
1 stop14h 00m
Deal found 10/11$435
Tue 1/1207:25 -
1 stop17h 40m
Fri 4/1208:30 -
1 stop12h 15m
Deal found 8/11$437
Sun 15/1111:45 -
1 stop16h 10m
Thu 19/1103:05 -
1 stop15h 05m
Deal found 8/11$445
Wed 11/1107:00 -
1 stop14h 55m
Fri 13/1102:40 -
Nonstop5h 20m
Deal found 9/11$449
Sat 21/1123:55 -
1 stop13h 20m
Wed 25/1100:20 -
1 stop14h 15m
Deal found 9/11$453
Sat 28/1123:55 -
1 stop13h 20m
Thu 3/1212:20 -
1 stop8h 15m
Deal found 8/11$455
Sat 21/1123:55 -
1 stop13h 20m
Thu 26/1112:20 -
1 stop8h 15m
Deal found 7/11$456
Sun 29/1123:55 -
1 stop13h 20m
Thu 7/112:20 -
1 stop8h 15m
Deal found 5/11$458
Mon 30/1123:55 -
1 stop13h 20m
Fri 4/1212:20 -
1 stop8h 15m
Deal found 9/11$459
Mon 30/1123:55 -
1 stop13h 20m
Thu 10/1212:20 -
1 stop8h 15m
Deal found 10/11$464
Sat 28/1123:55 -
1 stop13h 20m
Wed 2/1212:20 -
1 stop15h 25m
Deal found 9/11$465

Find flight deals from Seoul to Suvarnabhumi

Round-trip from

$430

One-way from

$213

Popular in

June

Cheapest in

March

Average price

$439

Good one-way deal

$244 or less
Air China
  • Air China
  • 9/3-15/3
  • 1 total stop
  • 14h 20m total
  • Seoul to Bangkok
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Vietnam Airlines
  • Vietnam Airlines
  • 5/3-31/12
  • 1 total stop
  • 13h 20m total
  • Seoul to Bangkok
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Highest demand for flights based on searches. 11% potential increase in price ($78 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average return price).
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Average for round-trip flights in November 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

Return

Price

Cheapest return flight

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Tue 20/4

11:05-17:05

1 stop8h 00m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$254

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Fri 23/4

11:05-17:05

1 stop8h 00m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$254
Fastest return journey

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Mon 22/2

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$264

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Thu 7/1

21:10-01:55

1 stop30h 45m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$265

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Thu 28/1

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$288

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Sun 18/4

06:25-13:00

1 stop8h 35m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$293

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Sun 6/12

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$306

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Tue 22/12

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$359

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Sun 22/11

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$403

IncheonBangkok

ICN Incheon Intl - BKK Bangkok Suvarnabhumi

ICNBKK

Incheon Intl

Tue 24/11

17:05-21:25

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-02:00

Nonstop0h 00m

$413

Flights are sorted by cheapest return flights first.

Deals found on 9/11

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

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 $290). Flying from Seoul to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of $491). 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 Saturday (50 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (43 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 $358 and $559 in March.
The cheapest return price found within the last 5 days was $430 on Multiple Airlines (9 Mar–15 Mar).

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 19 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 10m. Shandong Airlines provides one of the quickest options available for as low as $598. 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 (100%), AIR PREMIA (97%), Trinity Airways (Formerly T'way Air)( 95%).

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

    On average you can expect to pay $396 for a flight from Seoul to Bangkok Suvarnabhumi Airport. The cheapest flight overall is $233 while the most popular route, (Incheon Intl - Bangkok Suvarnabhumi) is currently priced at $469.

  • 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 $290). Flying from Seoul to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of $491). 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
Ko Samet
Chonburi
Kanchanaburi
Cha-am
Ayutthaya
Ko Lan

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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