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

T'way Air, Thai Vietjet Air, and Jeju Air are the most popular carriers operating from Seoul to Bangkok

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

44 flights are operational daily from Seoul to Bangkok as of March 2026. The most popular departure time for this route is 9:00AM, with 43% of flights per day taking off in the evening.

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 6h on average. Another popular route from Seoul to Bangkok is flying from Seoul to Bangkok Suvarnabhumi Airport, which will take roughly 8h 25m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Bangkok?

Thai AirAsia X, T'way Air and Thai Airways 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 31% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 15 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

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

As of March 2026, 311 flights take off from Seoul and land in Bangkok each week. The most common flight departure day for this route is Fri, with 15% 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 March 2026, there are 15 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.

$70 Cheap Flights from Seoul to Bangkok in 2026

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:05 am - 9:05 pm

ICN

BKK

13h 00m

1 stop

7:05 pm - 5:50 am

BKK

ICN

8h 45m

1 stop

$147Vietnam Airlines

Fri, May 15 - Mon, May 18

10:05 am - 9:05 pm

ICN

BKK

13h 00m

1 stop

3:55 pm - 5:50 am

BKK

ICN

11h 55m

1 stop

$148Vietnam Airlines

Fri, Apr 24 - Sun, Apr 26

10:05 am - 9:05 pm

ICN

BKK

13h 00m

1 stop

7:05 pm - 5:50 am

BKK

ICN

8h 45m

1 stop

$149Vietnam Airlines

Wed, May 13 - Mon, May 18

11:05 am - 5:05 pm

ICN

BKK

8h 00m

1 stop

7:05 pm - 5:50 am

BKK

ICN

8h 45m

1 stop

$150Vietnam Airlines

Wed, Jun 10 - Wed, Jun 17

11:05 am - 5:05 pm

ICN

BKK

8h 00m

1 stop

6:05 pm - 6:00 am

BKK

ICN

9h 55m

1 stop

$151Vietnam Airlines

Mon, Jun 8 - Mon, Jun 15

6:00 pm - 10:05 pm

ICN

BKK

6h 05mnonstop

12:05 am - 7:40 am

BKK

ICN

5h 35mnonstop

$158T'way Air

Mon, May 11 - Fri, May 15

7:50 pm - 11:40 pm

GMP

BKK

29h 50m

1 stop

12:50 am - 8:20 am

BKK

GMP

29h 30m

1 stop

$255Jeju Air

Thu, Mar 26 - Sun, Apr 19

7:50 pm - 11:40 pm

GMP

BKK

29h 50m

1 stop

12:50 am - 8:20 am

BKK

GMP

29h 30m

1 stop

$260Jeju Air

Mon, Mar 16 - Sun, Apr 19

7:50 pm - 11:40 pm

GMP

BKK

29h 50m

1 stop

12:50 am - 8:20 am

BKK

GMP

29h 30m

1 stop

$262Jeju Air

Fri, Mar 20 - Sun, Apr 19

7:30 pm - 11:50 pm

GMP

BKK

30h 20m

1 stop

12:50 am - 8:20 am

BKK

GMP

29h 30m

1 stop

$263Jeju Air

Tue, May 12 - Sun, May 17

T'way Air flights from Seoul to Bangkok

Our best T'way Air deals on Seoul to Bangkok flight tickets

T'way Air

May 12

ICN6:00 pmIncheon Intl

6h 05m

BKK10:05 pmBangkok Suvarnabhumi

May 13

BKK12:05 amBangkok Suvarnabhumi

5h 35m

ICN7:40 amIncheon Intl

$158

T'way Air

Jun 29

ICN6:00 pmIncheon Intl

6h 05m

BKK10:05 pmBangkok Suvarnabhumi

Jul 1

BKK12:05 amBangkok Suvarnabhumi

5h 35m

ICN7:40 amIncheon Intl

$159

T'way Air

Jun 8

ICN6:00 pmIncheon Intl

6h 05m

BKK10:05 pmBangkok Suvarnabhumi

Jun 11

BKK12:05 amBangkok Suvarnabhumi

5h 35m

ICN7:40 amIncheon Intl

$160

China Eastern flights from Seoul to Bangkok

Our best China Eastern deals on Seoul to Bangkok flight tickets

China Eastern

Mar 10

GMP12:00 pmSeoul Gimpo Intl

12h 25m

1 stop

BKK10:25 pmBangkok Suvarnabhumi

Mar 17

BKK7:55 pmBangkok Suvarnabhumi

13h 05m

1 stop

GMP11:00 amSeoul Gimpo Intl

$299

China Eastern

Mar 13

GMP12:00 pmSeoul Gimpo Intl

18h 05m

1 stop

BKK4:05 amBangkok Suvarnabhumi

Mar 16

BKK7:05 pmBangkok Suvarnabhumi

13h 55m

1 stop

GMP11:00 amSeoul Gimpo Intl

$304

China Eastern

Mar 14

GMP12:00 pmSeoul Gimpo Intl

14h 55m

1 stop

BKK12:55 amBangkok Suvarnabhumi

Mar 20

BKK7:55 pmBangkok Suvarnabhumi

13h 05m

1 stop

GMP11:00 amSeoul Gimpo Intl

$308

Fly from

Fly to

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 5/15

10:05 am-9:05 pm

1 stop13h 00m

Bangkok Suvarnabhumi

Mon 5/18

7:05 pm-5:50 am

1 stop8h 45m

$147

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 4/24

10:05 am-9:05 pm

1 stop13h 00m

Bangkok Suvarnabhumi

Sun 4/26

3:55 pm-5:50 am

1 stop11h 55m

$148

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 5/13

10:05 am-9:05 pm

1 stop13h 00m

Bangkok Suvarnabhumi

Mon 5/18

7:05 pm-5:50 am

1 stop8h 45m

$149

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 6/10

11:05 am-5:05 pm

1 stop8h 00m

Bangkok Suvarnabhumi

Wed 6/17

7:05 pm-5:50 am

1 stop8h 45m

$150

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 6/8

11:05 am-5:05 pm

1 stop8h 00m

Bangkok Suvarnabhumi

Mon 6/15

6:05 pm-6:00 am

1 stop9h 55m

$151

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 5/11

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

Fri 5/15

12:05 am-7:40 am

Nonstop5h 35m

$158

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Thu 3/26

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Sun 4/19

12:50 am-8:20 am

1 stop29h 30m

$255

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 3/16

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Sun 4/19

12:50 am-8:20 am

1 stop29h 30m

$260

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Fri 3/20

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Sun 4/19

12:50 am-8:20 am

1 stop29h 30m

$262

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 5/12

7:30 pm-11:50 pm

1 stop30h 20m

Bangkok Suvarnabhumi

Sun 5/17

12:50 am-8:20 am

1 stop29h 30m

$263

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 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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $293. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Seoul to Bangkok on a Friday will generally be more expensive and average around $352. 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 $281. 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 $316. 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 $227 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 $192 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	6h 00m
Direct flights	Every day
Airports in Bangkok	2 airports

The fastest flight from Seoul to Bangkok takes 6h 00m

Direct flights go from Seoul to Bangkok every day.

There are 2 airports in Bangkok. From Seoul there are direct flights to 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 6h 00m 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 March 2026, there are 15 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
Jin Air	PriceFrom $82	Free Cancellation	Rating 0.0 0 reviews	Search Jin Air flights
T'way Air	PriceFrom $90	Free Cancellation	Rating 0.0 0 reviews	Search T'way Air flights
Thai AirAsia X	PriceFrom $91	Free Cancellation	Rating 0.0 0 reviews	Search Thai AirAsia X flights
AIR PREMIA	PriceFrom $96	Free Cancellation	Rating 8.2 81 reviews	Search AIR PREMIA flights
Thai Vietjet Air	PriceFrom $116	Free Cancellation	Rating 6.6 117 reviews	Search Thai Vietjet Air flights
Jeju Air	PriceFrom $128	Free Cancellation	Rating 7.6 35 reviews	Search Jeju Air flights
Air Busan	PriceFrom $136	Free Cancellation	Rating 0.0 0 reviews	Search Air Busan flights
Vietnam Airlines	PriceFrom $138	Free Cancellation	Rating 7.7 236 reviews	Search Vietnam Airlines flights
Eastar Jet	PriceFrom $139	Free Cancellation	Rating 0.0 0 reviews	Search Eastar Jet flights
China Eastern	PriceFrom $187	Free Cancellation	Rating 7.2 196 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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Cheap flights from Seoul to Bangkok from $70

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 3/28. 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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How to get the cheapest flight ticket from Seoul to Bangkok

What is the cheapest month to fly to Bangkok?

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?

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

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

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

What airlines fly to Bangkok?

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

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

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

Best airlines flying from Seoul to Bangkok

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

Why use momondo?

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

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