What is the cheapest airline that flies from Seoul to Bangkok?

Jin Air, T'way Air, and Eastar Jet are the most popular carriers operating from Seoul to Bangkok

What airlines fly to Bangkok?

Thai AirAsia X, Thai Airways and Jeju Air are the top three most popular airlines that fly to Bangkok from Seoul according to our data. Thai AirAsia X is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 17 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Bangkok?

Flight times from Seoul to Bangkok vary, but if you’re flying out of Incheon and flying into Bangkok Suvarnabhumi Airport (one of the most popular routes), then the duration is 5h 50m on average. Another popular route from Seoul to Bangkok is flying from Seoul to Bangkok Suvarnabhumi Airport, which will take roughly 8h 15m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from Seoul to Bangkok on average per day?

32 flights are operational daily from Seoul to Bangkok as of September 2025. The most popular departure time for this route is 7:00PM, with 53% of flights per day taking off in the evening.

How many flights depart from Seoul to Bangkok on average per week?

As of September 2025, 228 flights take off from Seoul and land in Bangkok each week. The most common flight departure day for this route is Wed, with 16% of weekly flights taking off on this day.

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

Prices for flights from Seoul to Bangkok refresh daily.

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

As of September 2025, there are 17 operators available to choose from for flights from Seoul to Bangkok.

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

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.

What documentation or ID do you need to fly to Bangkok?

The travel and health documents required for your trip to Bangkok 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$69 Cheap Flights from Seoul to Bangkok in 2025/26

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Find the cheapest flights from Seoul to Bangkok

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:05 pm - 11:55 pmICN-BKK

5h 50mnonstop

2:25 am - 9:55 amBKK-ICN

5h 30mnonstop

$114Multiple Airlines

Find Deal

jue., oct. 16 - mar., oct. 28

11:55 am - 3:45 pmICN-BKK

5h 50mnonstop

1:45 am - 9:20 amBKK-ICN

5h 35mnonstop

$115Thai Vietjet Air

Find Deal

lun., oct. 13 - dom., oct. 19

8:05 pm - 11:55 pmICN-BKK

5h 50mnonstop

1:45 am - 9:20 amBKK-ICN

5h 35mnonstop

$118Multiple Airlines

Find Deal

sáb., oct. 11 - dom., oct. 19

8:05 pm - 11:55 pmICN-BKK

5h 50mnonstop

1:00 am - 8:25 amBKK-ICN

5h 25mnonstop

$121Jeju Air

Find Deal

mié., oct. 15 - mié., oct. 29

6:00 pm - 10:05 pmICN-BKK

6h 05mnonstop

12:05 am - 7:40 amBKK-ICN

5h 35mnonstop

$126T'way Air

Find Deal

vie., oct. 17 - jue., oct. 23

8:05 pm - 11:55 pmICN-BKK

5h 50mnonstop

1:00 am - 8:40 amBKK-ICN

5h 40mnonstop

$131Jeju Air

Find Deal

sáb., oct. 11 - lun., oct. 20

6:00 pm - 10:05 pmICN-BKK

6h 05mnonstop

1:30 am - 9:00 amBKK-ICN

5h 30mnonstop

$144T'way Air

Find Deal

mar., oct. 21 - mar., nov. 4

4:50 pm - 9:10 pmICN-BKK

6h 20mnonstop

10:45 pm - 6:25 amBKK-ICN

5h 40mnonstop

$170AIR PREMIA

Find Deal

dom., oct. 12 - dom., oct. 19

6:05 pm - 2:45 pmICN-BKK

22h 40m1 stop

3:55 pm - 4:30 pmBKK-ICN

22h 35m1 stop

$171Vietnam Airlines

Find Deal

mié., dic. 3 - mié., dic. 10

6:05 pm - 5:55 pmICN-BKK

25h 50m1 stop

10:10 pm - 4:30 pmBKK-ICN

16h 20m1 stop

$174Vietnam Airlines

Find Deal

vie., nov. 28 - jue., dic. 4

Thai Vietjet Air flights from Seoul to Bangkok

Our best Thai Vietjet Air deals on Seoul to Bangkok flight tickets

Thai Vietjet Air

Oct 13

ICN11:55 amIncheon Intl

5h 50m

BKK3:45 pmBangkok Suvarnabhumi

Oct 19

BKK1:45 amBangkok Suvarnabhumi

5h 35m

ICN9:20 amIncheon Intl

$115

Find similar

Thai Vietjet Air

Oct 19

ICN11:55 amIncheon Intl

5h 50m

BKK3:45 pmBangkok Suvarnabhumi

Oct 27

BKK2:25 amBangkok Suvarnabhumi

5h 30m

ICN9:55 amIncheon Intl

$123

Find similar

Thai Vietjet Air

Oct 19

ICN11:55 amIncheon Intl

5h 50m

BKK3:45 pmBangkok Suvarnabhumi

Oct 29

BKK2:25 amBangkok Suvarnabhumi

5h 30m

ICN9:55 amIncheon Intl

$124

Find similar

Jeju Air flights from Seoul to Bangkok

Our best Jeju Air deals on Seoul to Bangkok flight tickets

Jeju Air

Oct 15

ICN8:05 pmIncheon Intl

5h 50m

BKK11:55 pmBangkok Suvarnabhumi

Oct 29

BKK1:00 amBangkok Suvarnabhumi

5h 25m

ICN8:25 amIncheon Intl

$121

Find similar

Jeju Air

Oct 11

ICN8:05 pmIncheon Intl

5h 50m

BKK11:55 pmBangkok Suvarnabhumi

Oct 20

BKK1:00 amBangkok Suvarnabhumi

5h 40m

ICN8:40 amIncheon Intl

$131

Find similar

Jeju Air

Oct 17

ICN8:05 pmIncheon Intl

5h 50m

BKK11:55 pmBangkok Suvarnabhumi

Oct 21

BKK1:00 amBangkok Suvarnabhumi

5h 40m

ICN8:40 amIncheon Intl

$136

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

jue. 10/16

8:05 pm-11:55 pm

Nonstop5h 50m

Bangkok Suvarnabhumi

mar. 10/28

2:25 am-9:55 am

Nonstop5h 30m

$114

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

lun. 10/13

11:55 am-3:45 pm

Nonstop5h 50m

Bangkok Suvarnabhumi

dom. 10/19

1:45 am-9:20 am

Nonstop5h 35m

$115

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

sáb. 10/11

8:05 pm-11:55 pm

Nonstop5h 50m

Bangkok Suvarnabhumi

dom. 10/19

1:45 am-9:20 am

Nonstop5h 35m

$118

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

mié. 10/15

8:05 pm-11:55 pm

Nonstop5h 50m

Bangkok Suvarnabhumi

mié. 10/29

1:00 am-8:25 am

Nonstop5h 25m

$121

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

vie. 10/17

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

jue. 10/23

12:05 am-7:40 am

Nonstop5h 35m

$126

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

sáb. 10/11

8:05 pm-11:55 pm

Nonstop5h 50m

Bangkok Suvarnabhumi

lun. 10/20

1:00 am-8:40 am

Nonstop5h 40m

$131

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

mar. 10/21

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

mar. 11/4

1:30 am-9:00 am

Nonstop5h 30m

$144

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

dom. 10/12

4:50 pm-9:10 pm

Nonstop6h 20m

Bangkok Suvarnabhumi

dom. 10/19

10:45 pm-6:25 am

Nonstop5h 40m

$170

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

mié. 12/3

6:05 pm-2:45 pm

1 stop22h 40m

Bangkok Suvarnabhumi

mié. 12/10

3:55 pm-4:30 pm

1 stop22h 35m

$171

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

vie. 11/28

6:05 pm-5:55 pm

1 stop25h 50m

Bangkok Suvarnabhumi

jue. 12/4

10:10 pm-4:30 pm

1 stop16h 20m

$174

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Seoul to Bangkok

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Seoul and Bangkok?

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from Seoul during June instead. Flights to Bangkok in June, while not as cheap as those in September, still average around $177.

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

On average, the least expensive day to fly to Bangkok from Seoul is on a Monday. momondo users have found tickets for Monday departures for as low as $338. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Seoul to Bangkok on a Saturday will generally be more expensive and average around $414. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Bangkok is at noon. momondo users have found flights departing from Seoul to Bangkok at noon for as low as $193. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $359. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seoul to Bangkok flight route?

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

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

You are more likely to see cheaper flights to Bangkok from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $249 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Seoul for as low as $230 on momondo.

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

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

Cheap Seoul to Bangkok flight deals and tips

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

Fastest flight time	5h 50m
Direct flights	Every day
Airports in Bangkok	1 airport

The fastest flight from Seoul to Bangkok takes 5h 50m

Direct flights go from Seoul to Bangkok every day.

There is 1 airport near Bangkok: Bangkok Suvarnabhumi (BKK)

Search flight deals

How far is Seoul to Bangkok by plane?
There are 2309.6 mi between Seoul and Bangkok. Typically, this will take 5h 50m by plane in normal conditions.
When did momondo last update prices for flights from Seoul to Bangkok?
Prices for flights from Seoul to Bangkok refresh daily.
How many operators does momondo search for flights from Seoul to Bangkok?
As of September 2025, there are 17 operators available to choose from for flights from Seoul to Bangkok.
How old do you have to be to fly from Seoul to Bangkok?
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.
What documentation or ID do you need to fly to Bangkok?
The travel and health documents required for your trip to Bangkok 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Seoul to Bangkok

Compare and see reviews for airlines that fly from Seoul to Bangkok with momondo

Airline	Rating	Free Cancellation	Price
Thai Vietjet Air	PriceFrom $62	Free Cancellation	Rating 6.8 107 reviews	Search Thai Vietjet Air flights
T'way Air	PriceFrom $107	Free Cancellation	Rating 6.5 12 reviews	Search T'way Air flights
AIR PREMIA	PriceFrom $109	Free Cancellation	Rating 8.2 62 reviews	Search AIR PREMIA flights
Eastar Jet	PriceFrom $139	Free Cancellation	Rating 10.0 2 reviews	Search Eastar Jet flights
Jin Air	PriceFrom $140	Free Cancellation	Rating 8.7 20 reviews	Search Jin Air flights
Vietnam Airlines	PriceFrom $142	Free Cancellation	Rating 7.6 201 reviews	Search Vietnam Airlines flights
Air Busan	PriceFrom $162	Free Cancellation	Rating 8.8 5 reviews	Search Air Busan flights
Thai AirAsia X	PriceFrom $163	Free Cancellation	Rating 5.5 24 reviews	Search Thai AirAsia X flights
Jeju Air	PriceFrom $166	Free Cancellation	Rating 7.7 33 reviews	Search Jeju Air flights
China Eastern	PriceFrom $194	Free Cancellation	Rating 7.2 166 reviews	Search China Eastern flights

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?

momondo does allow users to show only those flights to Bangkok from Seoul which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Seoul to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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 trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Bangkok Suvarnabhumi Airport

Bangkok Don Mueang Intl Airport

Popular cities in Thailand

Flights to Phuket Cityfrom $508

Flights to Chiang Maifrom $663

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Flights to Krabifrom $796

Flights to Surat Thanifrom $812

Flights to Chiang Raifrom $762

Flights to Udon Thanifrom $946

Flights to Khon Kaenfrom $1,109

Flights to Hat Yaifrom $907

Flights to Ubon Ratchathanifrom $776

Flights to Tratfrom $954

Flights to Trangfrom $795

Cheap flights from Seoul to Bangkok from $69

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 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Seoul to Bangkok

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Thai Vietjet Air flights from Seoul to Bangkok

Our best Thai Vietjet Air deals on Seoul to Bangkok flight tickets

Jeju Air flights from Seoul to Bangkok

Our best Jeju Air deals on Seoul to Bangkok flight tickets

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

See travel insights to Bangkok from

How to get the cheapest flight ticket from Seoul to Bangkok

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?

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from Seoul during June instead. Flights to Bangkok in June, while not as cheap as those in September, still average around $177.

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

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

What is the cheapest Seoul to Bangkok flight route?

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

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

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

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

What is the cheapest airline that flies from Seoul to Bangkok?

Jin Air, T'way Air, and Eastar Jet are the most popular carriers operating from Seoul to Bangkok

What airlines fly to Bangkok?

How many flights depart from Seoul to Bangkok on average per day?

32 flights are operational daily from Seoul to Bangkok as of September 2025. The most popular departure time for this route is 7:00PM, with 53% of flights per day taking off in the evening.

How many flights depart from Seoul to Bangkok on average per week?

As of September 2025, 228 flights take off from Seoul and land in Bangkok each week. The most common flight departure day for this route is Wed, with 16% of weekly flights taking off on this day.

How long does it take to fly to Bangkok?

Cheap Seoul to Bangkok flight deals and tips

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

Fastest flight time

Direct flights

Airports in Bangkok

How far is Seoul to Bangkok by plane?

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

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

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

What documentation or ID do you need to fly to Bangkok?

Best airlines flying from Seoul to Bangkok

Compare and see reviews for airlines that fly from Seoul to Bangkok with momondo

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Bangkok trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok