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Cheap flights from Seoul to Bangkok from $90

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 2/7. 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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Find the cheapest flights from Seoul to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
Vietnam Airlines Logo
6:05 pm - 10:50 am
ICN
-
BKK
18h 45m
1 stop
Vietnam Airlines Logo
7:05 pm - 4:35 pm
BKK
-
ICN
19h 30m
1 stop
$153Vietnam Airlines
Mon, Apr 20 - Thu, Apr 23
Vietnam Airlines Logo
6:05 pm - 10:50 am
ICN
-
BKK
18h 45m
1 stop
Vietnam Airlines Logo
3:55 pm - 5:50 am
BKK
-
ICN
11h 55m
1 stop
$154Vietnam Airlines
Sun, Apr 19 - Fri, Apr 24
T'way Air Logo
7:50 pm - 12:10 am
ICN
-
BKK
6h 20mnonstop
T'way Air Logo
1:30 am - 9:00 am
BKK
-
ICN
5h 30mnonstop
$155T'way Air
Thu, Mar 5 - Wed, Mar 11
Vietnam Airlines Logo
6:05 pm - 2:45 pm
ICN
-
BKK
22h 40m
1 stop
Vietnam Airlines Logo
3:55 pm - 5:50 am
BKK
-
ICN
11h 55m
1 stop
$157Vietnam Airlines
Sat, Apr 25 - Fri, Jun 26
T'way Air Logo
7:50 pm - 12:10 am
ICN
-
BKK
6h 20mnonstop
T'way Air Logo
1:30 am - 9:00 am
BKK
-
ICN
5h 30mnonstop
$158T'way Air
Sat, Feb 28 - Mon, Mar 16
Thai Vietjet Air Logo
12:10 pm - 4:20 pm
ICN
-
BKK
6h 10mnonstop
Thai Vietjet Air Logo
2:25 am - 9:55 am
BKK
-
ICN
5h 30mnonstop
$162Thai Vietjet Air
Tue, Feb 10 - Wed, Feb 11
Thai Vietjet Air Logo
12:10 pm - 4:20 pm
ICN
-
BKK
6h 10mnonstop
Thai Vietjet Air Logo
2:25 am - 9:55 am
BKK
-
ICN
5h 30mnonstop
$163Thai Vietjet Air
Mon, Feb 9 - Wed, Feb 11
Eastar Jet Logo
5:05 pm - 9:25 pm
ICN
-
BKK
6h 20mnonstop
Eastar Jet Logo
10:25 pm - 6:20 am
BKK
-
ICN
5h 55mnonstop
$166Eastar Jet
Mon, Mar 2 - Wed, Mar 11
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
$233Jeju Air
Mon, Feb 23 - Wed, Mar 11
Jeju Air Logo
7:50 pm - 11:40 pm
GMP
-
BKK
29h 50m
1 stop
Jeju Air Logo
12:50 am - 8:20 am
BKK
-
GMP
29h 30m
1 stop
$244Jeju Air
Tue, Feb 24 - Sun, Apr 26

AIR PREMIA flights from Seoul to Bangkok Suvarnabhumi Airport

Our best AIR PREMIA deals on Seoul to Bangkok Suvarnabhumi Airport flight tickets
AIR PREMIA
May 17
ICN5:15 pmIncheon Intl
5h 55m
BKK9:10 pmBangkok Suvarnabhumi
May 21
BKK10:45 pmBangkok Suvarnabhumi
5h 30m
ICN6:15 amIncheon Intl
$181
AIR PREMIA
Mar 4
ICN5:15 pmIncheon Intl
6h 10m
BKK9:25 pmBangkok Suvarnabhumi
May 21
BKK10:45 pmBangkok Suvarnabhumi
5h 30m
ICN6:15 amIncheon Intl
$189
AIR PREMIA
Mar 27
ICN5:15 pmIncheon Intl
6h 10m
BKK9:25 pmBangkok Suvarnabhumi
Mar 30
BKK10:45 pmBangkok Suvarnabhumi
5h 30m
ICN6:15 amIncheon Intl
$191

Vietnam Airlines flights from Seoul to Bangkok Suvarnabhumi Airport

Our best Vietnam Airlines deals on Seoul to Bangkok Suvarnabhumi Airport flight tickets
Vietnam Airlines
May 20
ICN10:05 amIncheon Intl
13h 00m
1 stop
BKK9:05 pmBangkok Suvarnabhumi
May 23
BKK7:05 pmBangkok Suvarnabhumi
8h 45m
1 stop
ICN5:50 amIncheon Intl
$152
Vietnam Airlines
Apr 20
ICN6:05 pmIncheon Intl
18h 45m
1 stop
BKK10:50 amBangkok Suvarnabhumi
Apr 23
BKK7:05 pmBangkok Suvarnabhumi
19h 30m
1 stop
ICN4:35 pmIncheon Intl
$153
Vietnam Airlines
Apr 19
ICN6:05 pmIncheon Intl
18h 45m
1 stop
BKK10:50 amBangkok Suvarnabhumi
Apr 24
BKK3:55 pmBangkok Suvarnabhumi
11h 55m
1 stop
ICN5:50 amIncheon Intl
$154

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated February 3, 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 4/20

6:05 pm-10:50 am

1 stop18h 45m

Bangkok Suvarnabhumi

Thu 4/23

7:05 pm-4:35 pm

1 stop19h 30m

$153

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 4/19

6:05 pm-10:50 am

1 stop18h 45m

Bangkok Suvarnabhumi

Fri 4/24

3:55 pm-5:50 am

1 stop11h 55m

$154

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 3/5

7:50 pm-12:10 am

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 3/11

1:30 am-9:00 am

Nonstop5h 30m

$155

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 4/25

6:05 pm-2:45 pm

1 stop22h 40m

Bangkok Suvarnabhumi

Fri 6/26

3:55 pm-5:50 am

1 stop11h 55m

$157

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 2/28

7:50 pm-12:10 am

Nonstop6h 20m

Bangkok Suvarnabhumi

Mon 3/16

1:30 am-9:00 am

Nonstop5h 30m

$158

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 2/10

12:10 pm-4:20 pm

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 2/11

2:25 am-9:55 am

Nonstop5h 30m

$162

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 2/9

12:10 pm-4:20 pm

Nonstop6h 10m

Bangkok Suvarnabhumi

Wed 2/11

2:25 am-9:55 am

Nonstop5h 30m

$163

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 3/2

5:05 pm-9:25 pm

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 3/11

10:25 pm-6:20 am

Nonstop5h 55m

$166

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 2/23

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Wed 3/11

12:40 am-8:25 am

1 stop29h 45m

$233

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 2/24

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Sun 4/26

12:50 am-8:20 am

1 stop29h 30m

$244

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 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?

The month of September is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Seoul, with most prices found around $159. The month of June is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Seoul averaging around $177.

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

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Tuesday when prices can be found for as low as $297. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Seoul because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $349.

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

Our most recent data shows that the best time of day to fly to Bangkok Suvarnabhumi Airport is at noon. Flights from Seoul to Bangkok Suvarnabhumi Airport during this time can be as low as $281. In the morning is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around $319 per ticket.

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 $232 when searching weeks out. 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 $205 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 February 2026, prices for Seoul to Bangkok Suvarnabhumi Airport flights are approximately 16% 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 round-trip 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

$179

Fastest flight time

6h 10m

Direct flights

Every day
The best one-way flight to Bangkok Suvarnabhumi Airport from Seoul in the past 72 hours is $179. The best round-trip flight deal from Seoul to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is $311.
The fastest flight from Seoul to Bangkok Suvarnabhumi Airport takes 6h 10m
Direct flights go from Seoul to Bangkok Suvarnabhumi Airport every day.
Search flight deals

  • How far is Seoul to Bangkok Suvarnabhumi by plane?

    The distance between Seoul and Bangkok Suvarnabhumi is about 2303.7 mi. Flights usually cover this in 6h 10m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Seoul to Bangkok Suvarnabhumi Airport are refreshed on a daily basis.

  • 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 you'll need for your trip to Bangkok Suvarnabhumi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok Suvarnabhumi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • 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
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
8.3
78 reviews
Search AIR PREMIA flights
Thai Vietjet AirPriceFrom $106Free CancellationRating
6.7
112 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
224 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

  • Korean Air Flights From Seoul to Bangkok Suvarnabhumi Airport

    The lowest priced Korean Air flight from Seoul to Bangkok Suvarnabhumi Airport from the last 72 hours was $288. Generally, Korean Air has 37 flights on this route every week with an average price of $389. Korean Air is rated 8.4/10 by our users.

  • AIR PREMIA Flights From Seoul to Bangkok Suvarnabhumi Airport

    The best AIR PREMIA deal for Seoul to Bangkok Suvarnabhumi Airport flight tickets found on momondo in the last 72 hours was $96, round-trip. It should be noted that an average AIR PREMIA flight deal for this route in this time was higher, at $242 round-trip. AIR PREMIA operates 6 flights out of Seoul into Bangkok Suvarnabhumi Airport in an average week, so prices vary by time and availability. 78 AIR PREMIA reviews by users on momondo have scored the airline at 8.3/10.

Traveling to a place near Bangkok?

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

All flight searches from Seoul to Bangkok on momondo can be filtered to show those which offer flexible booking policies.

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?

Yes. momondo can track prices for Seoul to Bangkok flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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