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Cheap flights from Seoul to Bangkok from $75

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 2/25. 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 round-trip flights

Enter your travel dates to find the best prices.
Vietnam Airlines Logo
10:05 am - 9:05 pm
ICN
-
BKK
13h 00m
1 stop
Vietnam Airlines Logo
6:05 pm - 6:00 am
BKK
-
ICN
9h 55m
1 stop
$146Vietnam Airlines
Fri, May 15 - Thu, May 21
Vietnam Airlines Logo
10:05 am - 9:05 pm
ICN
-
BKK
13h 00m
1 stop
Vietnam Airlines Logo
7:05 pm - 5:50 am
BKK
-
ICN
8h 45m
1 stop
$147Vietnam Airlines
Wed, May 6 - Sun, May 10
Vietnam Airlines Logo
10:05 am - 6:05 pm
ICN
-
BKK
10h 00m
1 stop
Vietnam Airlines Logo
7:05 pm - 5:50 am
BKK
-
ICN
8h 45m
1 stop
$148Vietnam Airlines
Fri, May 29 - Wed, Jun 3
Vietnam Airlines Logo
10:05 am - 9:05 pm
ICN
-
BKK
13h 00m
1 stop
Vietnam Airlines Logo
7:05 pm - 5:50 am
BKK
-
ICN
8h 45m
1 stop
$149Vietnam Airlines
Wed, May 6 - Sun, May 10
T'way Air Logo
6:00 pm - 10:05 pm
ICN
-
BKK
6h 05mnonstop
T'way Air Logo
12:05 am - 7:40 am
BKK
-
ICN
5h 35mnonstop
$156T'way Air
Mon, May 18 - Fri, May 22
T'way Air Logo
6:00 pm - 10:05 pm
ICN
-
BKK
6h 05mnonstop
T'way Air Logo
12:05 am - 7:40 am
BKK
-
ICN
5h 35mnonstop
$157T'way Air
Mon, Jun 29 - Thu, Jul 2
T'way Air Logo
6:00 pm - 10:05 pm
ICN
-
BKK
6h 05mnonstop
T'way Air Logo
12:05 am - 7:40 am
BKK
-
ICN
5h 35mnonstop
$158T'way Air
Mon, May 11 - Thu, May 14
Jeju Air Logo
7:50 pm - 11:40 pm
GMP
-
BKK
29h 50m
1 stop
Jeju Air Logo
12:40 am - 8:25 am
BKK
-
GMP
29h 45m
1 stop
$248Jeju Air
Tue, Feb 24 - Fri, Mar 6
Jeju Air Logo
7:50 pm - 11:40 pm
GMP
-
BKK
29h 50m
1 stop
Jeju Air Logo
12:40 am - 8:25 am
BKK
-
GMP
29h 45m
1 stop
$264Jeju Air
Tue, Feb 24 - Fri, Mar 6
Jeju Air Logo
7:50 pm - 11:40 pm
GMP
-
BKK
29h 50m
1 stop
Jeju Air Logo
12:40 am - 8:25 am
BKK
-
GMP
29h 45m
1 stop
$265Jeju Air
Tue, Mar 3 - Fri, Mar 6

T'way Air flights from Seoul to Bangkok

Our best T'way Air deals on Seoul to Bangkok flight tickets
T'way Air
May 18
ICN6:00 pmIncheon Intl
6h 05m
BKK10:05 pmBangkok Suvarnabhumi
May 22
BKK12:05 amBangkok Suvarnabhumi
5h 35m
ICN7:40 amIncheon Intl
$156
T'way Air
Jun 29
ICN6:00 pmIncheon Intl
6h 05m
BKK10:05 pmBangkok Suvarnabhumi
Jul 2
BKK12:05 amBangkok Suvarnabhumi
5h 35m
ICN7:40 amIncheon Intl
$157
T'way Air
May 11
ICN6:00 pmIncheon Intl
6h 05m
BKK10:05 pmBangkok Suvarnabhumi
May 14
BKK12:05 amBangkok Suvarnabhumi
5h 35m
ICN7:40 amIncheon Intl
$158

AIR PREMIA flights from Seoul to Bangkok

Our best AIR PREMIA deals on Seoul to Bangkok flight tickets
AIR PREMIA
Mar 7
ICN5:15 pmIncheon Intl
6h 10m
BKK9:25 pmBangkok Suvarnabhumi
Mar 11
BKK10:55 pmBangkok Suvarnabhumi
5h 40m
ICN6:35 amIncheon Intl
$169
AIR PREMIA
Mar 7
ICN5:15 pmIncheon Intl
6h 10m
BKK9:25 pmBangkok Suvarnabhumi
Mar 11
BKK10:55 pmBangkok Suvarnabhumi
5h 40m
ICN6:35 amIncheon Intl
$170
AIR PREMIA
Mar 7
ICN5:15 pmIncheon Intl
6h 10m
BKK9:25 pmBangkok Suvarnabhumi
Mar 11
BKK10:55 pmBangkok Suvarnabhumi
5h 40m
ICN6:35 amIncheon Intl
$171

momondo Fare Finder

 
Customize your flight search to find flights from Seoul to Bangkok 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 832,500 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Seoul to Bangkok that are best for you.

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

Thu 5/21

6:05 pm-6:00 am

1 stop9h 55m

$146

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 5/6

10:05 am-9:05 pm

1 stop13h 00m

Bangkok Suvarnabhumi

Sun 5/10

7:05 pm-5:50 am

1 stop8h 45m

$147

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 5/29

10:05 am-6:05 pm

1 stop10h 00m

Bangkok Suvarnabhumi

Wed 6/3

7:05 pm-5:50 am

1 stop8h 45m

$148

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 5/6

10:05 am-9:05 pm

1 stop13h 00m

Bangkok Suvarnabhumi

Sun 5/10

7:05 pm-5:50 am

1 stop8h 45m

$149

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 5/18

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

Fri 5/22

12:05 am-7:40 am

Nonstop5h 35m

$156

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 6/29

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

Thu 7/2

12:05 am-7:40 am

Nonstop5h 35m

$157

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 5/11

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

Thu 5/14

12:05 am-7:40 am

Nonstop5h 35m

$158

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 2/24

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Fri 3/6

12:40 am-8:25 am

1 stop29h 45m

$248

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 2/24

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Fri 3/6

12:40 am-8:25 am

1 stop29h 45m

$264

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 3/3

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Fri 3/6

12:40 am-8:25 am

1 stop29h 45m

$265

Flights are sorted by cheapest round-trip 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

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?

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 $295. 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 $349. 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 $265. 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 $315. 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 Don Mueang Intl 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?

  • 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 AirPriceFrom $82Free CancellationRating
0.0
0 reviews
Search Jin Air flights
T'way AirPriceFrom $90Free CancellationRating
0.0
0 reviews
Search T'way Air flights
Thai AirAsia XPriceFrom $93Free CancellationRating
0.0
0 reviews
Search Thai AirAsia X flights
AIR PREMIAPriceFrom $96Free CancellationRating
8.2
80 reviews
Search AIR PREMIA flights
Thai Vietjet AirPriceFrom $106Free CancellationRating
6.6
113 reviews
Search Thai Vietjet Air flights
Jeju AirPriceFrom $128Free CancellationRating
7.6
36 reviews
Search Jeju Air flights
Air BusanPriceFrom $136Free CancellationRating
0.0
0 reviews
Search Air Busan flights
Vietnam AirlinesPriceFrom $138Free CancellationRating
7.6
226 reviews
Search Vietnam Airlines flights
Eastar JetPriceFrom $139Free CancellationRating
0.0
0 reviews
Search Eastar Jet flights
China EasternPriceFrom $187Free CancellationRating
7.2
192 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.

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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
Bangkok Suvarnabhumi Airport
Bangkok Don Mueang Intl Airport