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Cheap flights from Seoul to Bangkok from £58

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 26/3. 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

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Vietnam Airlines Logo
18:05 - 14:45ICN-BKK
22h 40m1 stop
Vietnam Airlines Logo
11:55 - 05:50BKK-ICN
15h 55m1 stop
£129Vietnam Airlines
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Fri, 29 May - Wed, 3 Jun
AIR PREMIA Logo
17:15 - 21:25ICN-BKK
6h 10mdirect
AIR PREMIA Logo
22:55 - 06:35BKK-ICN
5h 40mdirect
£138AIR PREMIA
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Thu, 26 Mar - Sat, 28 Mar
Vietnam Airlines Logo
10:05 - 21:05ICN-BKK
13h 00m1 stop
Vietnam Airlines Logo
22:15 - 05:50BKK-ICN
29h 35m1 stop
£138Vietnam Airlines
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Wed, 1 Apr - Thu, 16 Apr
AIR PREMIA Logo
17:15 - 21:25ICN-BKK
6h 10mdirect
AIR PREMIA Logo
22:55 - 06:35BKK-ICN
5h 40mdirect
£141AIR PREMIA
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Sun, 22 Mar - Wed, 25 Mar
China Eastern Logo
12:15 - 01:20ICN-BKK
15h 05m1 stop
China Eastern Logo
02:20 - 19:50BKK-ICN
15h 30m1 stop
£144China Eastern
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Wed, 14 Jan - Tue, 20 Jan
AIR PREMIA Logo
17:15 - 21:25ICN-BKK
6h 10mdirect
AIR PREMIA Logo
22:55 - 06:35BKK-ICN
5h 40mdirect
£146AIR PREMIA
Find Deal
Thu, 26 Mar - Sat, 28 Mar
AIR PREMIA Logo
17:15 - 21:25ICN-BKK
6h 10mdirect
AIR PREMIA Logo
22:55 - 06:35BKK-ICN
5h 40mdirect
£148AIR PREMIA
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Thu, 26 Mar - Sat, 28 Mar
Vietnam Airlines Logo
10:35 - 17:55ICN-BKK
9h 20m1 stop
Vietnam Airlines Logo
22:15 - 16:35BKK-ICN
16h 20m1 stop
£149Vietnam Airlines
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Tue, 17 Mar - Fri, 3 Apr
T'way Air Logo
19:50 - 00:10ICN-BKK
6h 20mdirect
T'way Air Logo
01:30 - 09:00BKK-ICN
5h 30mdirect
£153T'way Air
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Sun, 15 Mar - Wed, 18 Mar
Air China Logo
14:25 - 00:10GMP-BKK
11h 45m1 stop
Air China Logo
19:30 - 13:05BKK-GMP
15h 35m1 stop
£157Air China
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Wed, 14 Jan - Wed, 21 Jan

AIR PREMIA flights from Seoul to Bangkok Suvarnabhumi Airport

Our best AIR PREMIA deals on Seoul to Bangkok Suvarnabhumi Airport flight tickets
AIR PREMIA
26 Mar
ICN17:15Incheon Intl
6h 10m
BKK21:25Bangkok Suvarnabhumi
28 Mar
BKK22:55Bangkok Suvarnabhumi
5h 40m
ICN06:35Incheon Intl
£138
Find similar
AIR PREMIA
22 Mar
ICN17:15Incheon Intl
6h 10m
BKK21:25Bangkok Suvarnabhumi
25 Mar
BKK22:55Bangkok Suvarnabhumi
5h 40m
ICN06:35Incheon Intl
£141
Find similar
AIR PREMIA
26 Mar
ICN17:15Incheon Intl
6h 10m
BKK21:25Bangkok Suvarnabhumi
28 Mar
BKK22:55Bangkok Suvarnabhumi
5h 40m
ICN06:35Incheon Intl
£148
Find similar

Jeju Air flights from Seoul to Bangkok Suvarnabhumi Airport

Our best Jeju Air deals on Seoul to Bangkok Suvarnabhumi Airport flight tickets
Jeju Air
16 Dec
ICN19:30Incheon Intl
6h 15m
BKK23:45Bangkok Suvarnabhumi
22 Dec
BKK01:00Bangkok Suvarnabhumi
5h 25m
ICN08:25Incheon Intl
£169
Find similar
Jeju Air
21 Dec
ICN19:30Incheon Intl
6h 15m
BKK23:45Bangkok Suvarnabhumi
22 Dec
BKK01:00Bangkok Suvarnabhumi
5h 25m
ICN08:25Incheon Intl
£171
Find similar
Jeju Air
16 Dec
ICN19:30Incheon Intl
6h 15m
BKK23:45Bangkok Suvarnabhumi
5 Jan
BKK01:00Bangkok Suvarnabhumi
5h 25m
ICN08:25Incheon Intl
£176
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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 2 December 2025.
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

Fri 29/5

18:05-14:45

1 stop22h 40m

Bangkok Suvarnabhumi

Wed 3/6

11:55-05:50

1 stop15h 55m

£129

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 26/3

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Sat 28/3

22:55-06:35

Nonstop5h 40m

£138

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 1/4

10:05-21:05

1 stop13h 00m

Bangkok Suvarnabhumi

Thu 16/4

22:15-05:50

1 stop29h 35m

£138

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 22/3

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 25/3

22:55-06:35

Nonstop5h 40m

£141

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 14/1

12:15-01:20

1 stop15h 05m

Bangkok Suvarnabhumi

Tue 20/1

02:20-19:50

1 stop15h 30m

£144

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 26/3

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Sat 28/3

22:55-06:35

Nonstop5h 40m

£146

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 26/3

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Sat 28/3

22:55-06:35

Nonstop5h 40m

£148

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 17/3

10:35-17:55

1 stop9h 20m

Bangkok Suvarnabhumi

Fri 3/4

22:15-16:35

1 stop16h 20m

£149

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 15/3

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 18/3

01:30-09:00

Nonstop5h 30m

£153

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Wed 14/1

14:25-00:10

1 stop11h 45m

Bangkok Suvarnabhumi

Wed 21/1

19:30-13:05

1 stop15h 35m

£157

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Seoul and Bangkok Suvarnabhumi Airport?

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 £134.

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 £352. 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 £697.

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 £242. 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 £521 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 £187 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 £168 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?

No. A direct flight is the cheapest option for a flight between Seoul to Bangkok Suvarnabhumi Airport.

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

As of December 2025, prices for Seoul to Bangkok Suvarnabhumi Airport flights are approximately 36% 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

£95

Fastest flight time

6h 00m

Direct flights

Every day
The best one-way flight to Bangkok Suvarnabhumi Airport from Seoul in the past 72 hours is £95. The best return flight deal from Seoul to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is £608.
The fastest flight from Seoul to Bangkok Suvarnabhumi Airport takes 6h 00m
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 10m.

  • 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?

  • What is the most popular airline 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 £110Free 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
Sattahip
Ko Lan
Chonburi
Phetchaburi

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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