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Cheap flights from Seoul to Bangkok from £74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Bangkok departing on 29/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
T'way Air Logo
19:50 - 00:10
ICN
-
BKK
6h 20mdirect
T'way Air Logo
01:30 - 09:00
BKK
-
ICN
5h 30mdirect
£125T'way Air
Mon, 26 Jan - Tue, 10 Feb
T'way Air Logo
19:50 - 00:10
ICN
-
BKK
6h 20mdirect
T'way Air Logo
01:30 - 09:00
BKK
-
ICN
5h 30mdirect
£126T'way Air
Sun, 8 Feb - Wed, 11 Feb
T'way Air Logo
18:00 - 22:05
ICN
-
BKK
6h 05mdirect
T'way Air Logo
00:05 - 07:40
BKK
-
ICN
5h 35mdirect
£126T'way Air
Mon, 11 May - Thu, 21 May
T'way Air Logo
18:00 - 22:05
ICN
-
BKK
6h 05mdirect
T'way Air Logo
00:05 - 07:40
BKK
-
ICN
5h 35mdirect
£127T'way Air
Mon, 18 May - Wed, 20 May
AIR PREMIA Logo
17:15 - 21:25
ICN
-
BKK
6h 10mdirect
AIR PREMIA Logo
22:55 - 06:35
BKK
-
ICN
5h 40mdirect
£129AIR PREMIA
Sun, 25 Jan - Wed, 28 Jan
T'way Air Logo
19:50 - 00:10
ICN
-
BKK
6h 20mdirect
T'way Air Logo
01:30 - 09:00
BKK
-
ICN
5h 30mdirect
£134T'way Air
Thu, 29 Jan - Wed, 4 Feb
AIR PREMIA Logo
17:15 - 21:25
ICN
-
BKK
6h 10mdirect
AIR PREMIA Logo
22:45 - 06:15
BKK
-
ICN
5h 30mdirect
£135AIR PREMIA
Tue, 24 Feb - Tue, 31 Mar
Jeju Air Logo
19:50 - 23:40
GMP
-
BKK
29h 50m
1 stop
Jeju Air Logo
00:40 - 08:25
BKK
-
GMP
29h 45m
1 stop
£179Jeju Air
Mon, 26 Jan - Wed, 28 Jan
Jeju Air Logo
19:50 - 23:40
GMP
-
BKK
29h 50m
1 stop
Jeju Air Logo
00:40 - 08:25
BKK
-
GMP
29h 45m
1 stop
£180Jeju Air
Tue, 27 Jan - Sun, 1 Feb
Jeju Air Logo
19:50 - 23:40
GMP
-
BKK
29h 50m
1 stop
Jeju Air Logo
00:40 - 08:25
BKK
-
GMP
29h 45m
1 stop
£183Jeju Air
Tue, 27 Jan - Thu, 12 Feb

Shandong Airlines flights from Seoul to Bangkok Suvarnabhumi Airport

Our best Shandong Airlines deals on Seoul to Bangkok Suvarnabhumi Airport flight tickets
Shandong Airlines
29 Jan
ICN22:05Incheon Intl
29h 50m
1 stop
BKK01:55Bangkok Suvarnabhumi
1 Feb
BKK03:05Bangkok Suvarnabhumi
29h 40m
1 stop
ICN10:45Incheon Intl
£146
Shandong Airlines
21 Jan
ICN08:45Incheon Intl
19h 10m
1 stop
BKK01:55Bangkok Suvarnabhumi
28 Jan
BKK03:05Bangkok Suvarnabhumi
29h 40m
1 stop
ICN10:45Incheon Intl
£153
Shandong Airlines
19 Jan
ICN21:10Incheon Intl
30h 15m
1 stop
BKK01:25Bangkok Suvarnabhumi
30 Jan
BKK03:05Bangkok Suvarnabhumi
16h 00m
1 stop
ICN21:05Incheon Intl
£161

Jeju Air flights from Seoul to Bangkok Suvarnabhumi Airport

Our best Jeju Air deals on Seoul to Bangkok Suvarnabhumi Airport flight tickets
Jeju Air
5 Mar
ICN19:30Incheon Intl
6h 15m
BKK23:45Bangkok Suvarnabhumi
9 Mar
BKK01:00Bangkok Suvarnabhumi
5h 25m
ICN08:25Incheon Intl
£152
Jeju Air
5 Mar
ICN19:30Incheon Intl
6h 15m
BKK23:45Bangkok Suvarnabhumi
9 Mar
BKK01:00Bangkok Suvarnabhumi
5h 25m
ICN08:25Incheon Intl
£153
Jeju Air
18 Feb
ICN19:30Incheon Intl
6h 15m
BKK23:45Bangkok Suvarnabhumi
17 Mar
BKK01:00Bangkok Suvarnabhumi
5h 25m
ICN08:25Incheon Intl
£153

momondo Fare Finder

 
Customise your flight search to find flights from Seoul to Bangkok Suvarnabhumi Airport 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, momondo users made 279,928 searches. Data last updated 15 January 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

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 26/1

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Tue 10/2

01:30-09:00

Nonstop5h 30m

£125

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 8/2

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 11/2

01:30-09:00

Nonstop5h 30m

£126

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 11/5

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Thu 21/5

00:05-07:40

Nonstop5h 35m

£126

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 18/5

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 20/5

00:05-07:40

Nonstop5h 35m

£127

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 25/1

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 28/1

22:55-06:35

Nonstop5h 40m

£129

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 29/1

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 4/2

01:30-09:00

Nonstop5h 30m

£134

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 24/2

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Tue 31/3

22:45-06:15

Nonstop5h 30m

£135

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 26/1

19:50-23:40

1 stop29h 50m

Bangkok Suvarnabhumi

Wed 28/1

00:40-08:25

1 stop29h 45m

£179

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 27/1

19:50-23:40

1 stop29h 50m

Bangkok Suvarnabhumi

Sun 1/2

00:40-08:25

1 stop29h 45m

£180

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 27/1

19:50-23:40

1 stop29h 50m

Bangkok Suvarnabhumi

Thu 12/2

00:40-08:25

1 stop29h 45m

£183

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Bangkok from

How to get the cheapest flight ticket from Seoul to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

If you don’t want to visit Bangkok Suvarnabhumi Airport in September, then you should wait until June to fly from Seoul, when ticket prices are also cheap, with an average price of £132.

What is the cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport?

According to our data, Wednesday is the cheapest day to fly to Bangkok Suvarnabhumi Airport from Seoul. The lowest ticket price found for a Wednesday departure recently was £261. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Seoul to Bangkok Suvarnabhumi Airport for around £616.

What is the cheapest time of day to depart on your flight to Bangkok Suvarnabhumi Airport?

According to our data, the cheapest time of day to fly to Bangkok Suvarnabhumi Airport is in the evening. momondo users have found flights departing from Seoul to Bangkok Suvarnabhumi Airport in the evening for as low as £176. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £545 on average. Flights to Bangkok Suvarnabhumi Airport from Seoul in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Seoul to Bangkok Suvarnabhumi flight route?

Fly from Incheon Intl to Bangkok Suvarnabhumi for the best Seoul - Bangkok Suvarnabhumi flight prices

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around £173 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Seoul for as low as £153 on momondo.

What cabin class options are available on Seoul to Bangkok Suvarnabhumi flights?

There are 3 cabin classes available to choose from on Seoul to Bangkok Suvarnabhumi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seoul to Bangkok Suvarnabhumi Airport flights?

You could potentially save up to 51% on your flight if you consider stops on a Seoul to Bangkok Suvarnabhumi Airport flight.

How have Seoul to Bangkok Suvarnabhumi Airport flight prices changed over time?

As of January 2026, prices for Seoul to Bangkok Suvarnabhumi Airport flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Seoul to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Seoul to Bangkok Suvarnabhumi Airport (SEL to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to Bangkok Suvarnabhumi Airport

Best price found

£272

Fastest flight time

6h 30m

Direct flights

Every day
The best one-way flight to Bangkok Suvarnabhumi Airport from Seoul in the past 72 hours is £272. The best return flight deal from Seoul to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is £634.
The fastest flight from Seoul to Bangkok Suvarnabhumi Airport takes 6h 30m
Direct flights go from Seoul to Bangkok Suvarnabhumi Airport every day.
Search flight deals

  • How far is Seoul to Bangkok Suvarnabhumi by plane?

    Seoul and Bangkok Suvarnabhumi are 2303.7 mi apart from one another. A reasonable flight in good conditions will take 6h 30m.

  • When did momondo last update prices for flights from Seoul to Bangkok Suvarnabhumi Airport?

    Prices for flights from Seoul to Bangkok Suvarnabhumi Airport were last updated today.

  • How many operators does momondo search for flights from Seoul to Bangkok Suvarnabhumi Airport?

  • How old do you have to be to fly from Seoul to Bangkok Suvarnabhumi Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents required for your trip to Bangkok Suvarnabhumi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bangkok Suvarnabhumi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Seoul to Bangkok Suvarnabhumi Airport?

Best airlines flying from Seoul to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Seoul to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
Thai AirAsia XPriceFrom £108Free CancellationRating
0.0
0 reviews
Search Thai AirAsia X flights

Travelling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Cha-am
Ayutthaya
Kanchanaburi
Ko Lan
Pak Chong
Chonburi
Phetchaburi
Sattahip

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Bangkok?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Bangkok . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seoul to Bangkok with flexible booking policies on momondo?

Flights from Seoul to Bangkok with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seoul to Bangkok?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Bangkok.

I’m not ready to book a flight from Seoul to Bangkok right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bangkok, momondo offers a useful price alert feature which will track prices for flights to Bangkok from Seoul and alert you when they change.

An easier way to manage your Bangkok Suvarnabhumi Airport trip

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