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Cheap flights from Thailand to Seoul from ฿2,989

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEL
6 Jul — 13 Jul1
1 adult

Cheap flight deals from Thailand to Seoul

Keep the following information in mind while searching for Thailand to Seoul flight deals. Data was last updated 1 July 2025.

Round-trip from

฿5,751

One-way from

฿2,989

Popular in

December

Cheapest in

August

Average price

฿8,772

Good round-trip deal

฿5,466 or less

Good one-way deal

฿3,009 or less
T'way Air
  • T'way Air
  • 22/8-26/8
  • 1 total stop
  • 24h 50m total
  • Thailand to Seoul
Search Deals
Thai AirAsia X
  • Thai AirAsia X
  • 27/10
  • Nonstop
  • 5h 35m total
  • Thailand to Seoul
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (฿49,854 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿9,832 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Thailand to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from Thailand to Seoul (SEL).
Search Deals

Find flight deals from Thailand to Seoul

Cheapest flights from Thailand to Seoul
Explore the most affordable flight options available from Thailand to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

Fri 22/802:25BKK - ICN
1 stop18h 15mMultiple Airlines
Tue 26/818:00ICN - BKK
Nonstop6h 35mMultiple Airlines
Deal found 28/6฿5,751
Wed 5/1102:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Mon 10/1111:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Deal found 30/6฿5,816
Thu 21/800:05BKK - ICN
Nonstop5h 35mT'way Air
Fri 29/818:00ICN - BKK
Nonstop6h 35mT'way Air
Deal found 29/6฿5,913
Thu 25/907:30DMK - ICN
1 stop9h 55mMultiple Airlines
Fri 26/911:35ICN - DMK
Nonstop6h 10mMultiple Airlines
Deal found 29/6฿6,888
Sat 5/702:50BKK - ICN
1 stop15h 55mShandong Airlines
Sat 26/708:45ICN - BKK
1 stop19h 05mShandong Airlines
Deal found 29/6฿6,953
Mon 7/711:55HKT - ICN
1 stop19h 45mMultiple Airlines
Thu 17/708:15ICN - HKT
1 stop10h 20mMultiple Airlines
Deal found 30/6฿7,018
Thu 21/820:10CNX - ICN
1 stop12h 10mMultiple Airlines
Wed 3/918:00ICN - CNX
Nonstop5h 35mMultiple Airlines
Deal found 29/6฿7,213
Mon 21/715:55BKK - ICN
1 stop22h 40mVietnam Airlines
Fri 22/811:05ICN - BKK
1 stop8h 00mVietnam Airlines
Deal found 29/6฿7,343
Tue 1/722:50HKT - ICN
Nonstop6h 10mJin Air
Mon 7/717:25ICN - HKT
Nonstop6h 25mJin Air
Deal found 30/6฿7,928
Mon 8/911:55HKT - ICN
1 stop19h 45mVietJet Air
Thu 11/911:40ICN - HKT
1 stop25h 15mVietJet Air
Deal found 29/6฿8,090
Wed 9/719:55BKK - GMP
2 stops13h 10mMultiple Airlines
Tue 15/715:15GMP - BKK
1 stop10h 55mMultiple Airlines
Deal found 1/7฿8,708
Tue 29/723:40HKT - ICN
Nonstop6h 20mAsiana Airlines
Tue 5/818:10ICN - HKT
Nonstop6h 20mAsiana Airlines
Deal found 29/6฿9,455

Cheapflights Fare Finder

Customise your flight search to find flights from Thailand to Seoul 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, Cheapflights users made 17,341 searches. Data last updated 1 July 2025.
Use the filters below to find and compare flights from Thailand to Seoul that are best for you.

Fly from

Thailand

Fly to

Seoul

Route

Depart

Return

Price

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 22/8

02:25-22:40

1 stop18h 15m

Incheon Intl

Tue 26/8

18:00-22:35

Nonstop6h 35m

฿5,751

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Wed 5/11

02:30-10:05

Nonstop5h 35m

Incheon Intl

Mon 10/11

11:20-15:30

Nonstop6h 10m

฿5,816

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 21/8

00:05-07:40

Nonstop5h 35m

Incheon Intl

Fri 29/8

18:00-22:35

Nonstop6h 35m

฿5,913

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 25/9

07:30-19:25

1 stop9h 55m

Incheon Intl

Fri 26/9

11:35-15:45

Nonstop6h 10m

฿6,888

Phuket CityIncheon

HKT - ICN

HKTICN

Phuket City

Fri 11/7

22:05-10:20

1 stop10h 15m

Incheon Intl

Thu 17/7

08:15-16:35

1 stop10h 20m

฿7,148

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Thu 21/8

20:10-10:20

1 stop12h 10m

Incheon Intl

Wed 3/9

18:00-21:35

Nonstop5h 35m

฿7,213

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Mon 21/7

15:55-16:35

1 stop22h 40m

Incheon Intl

Fri 22/8

11:05-17:05

1 stop8h 00m

฿7,343

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 17/7

22:20-06:00

Nonstop5h 40m

Incheon Intl

Mon 21/7

17:30-21:20

Nonstop5h 50m

฿7,538

Phuket CityIncheon

HKT - ICN

HKTICN

Phuket City

Mon 8/9

11:55-09:40

1 stop19h 45m

Incheon Intl

Thu 11/9

11:40-10:55

1 stop25h 15m

฿8,090

Phuket CityIncheon

HKT - ICN

HKTICN

Phuket City

Tue 29/7

23:40-08:00

Nonstop6h 20m

Incheon Intl

Tue 5/8

18:10-22:30

Nonstop6h 20m

฿9,455

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Showing 1-10 of 50 results
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Best time to book a flight from Thailand to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Thailand with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Thailand to Seoul

What is the cheapest month to book a flight from Thailand to Seoul?

Currently, June is the cheapest month in which you can book a flight from Thailand to Seoul (average of ฿152). Flying from Thailand to Seoul in January is currently the most expensive (average of ฿388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TH to SEL?

Find hourly flight availability from Thailand to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 July 2025.

When flying from Thailand to Seoul, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 18% versus a flight at midday.

What is the cheapest day to fly from Thailand to Seoul?

Use this chart to determine the cheapest time to fly return from Thailand to Seoul. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Thailand to Seoul flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Thailand to Seoul

Explore weekly flight availability from Thailand to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 July 2025.

The most flights from TH0 to SEL are scheduled on a Tuesday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated 1 July 2025.
Read reviews from past customers who have flown with Japan Airlines, Asiana Airlines, andCathay Pacific from Thailand to Seoul. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Crew

8.7

Comfort

8.2

Boarding

8.4

Food

7.7

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Japan Airlines
8.3
Very Good
1,504 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Crew

8.7

Comfort

8.2

Boarding

8.4

Food

7.7

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Asiana Airlines
8.2
Very Good
450 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Crew

8.7

Comfort

8.2

Boarding

8.4

Food

7.7

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Cathay Pacific
7.6
Good
922 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Crew

8.7

Comfort

8.2

Boarding

8.4

Food

7.7

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
China Southern
7.6
Good
100 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Crew

8.7

Comfort

8.2

Boarding

8.4

Food

7.7

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

DEL - HND

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.

Related info for your journey

Find useful and relevant information for your journey from Thailand to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Thailand to Seoul one-way?

    ฿2,989 is the cheapest one-way deal found within the past few days, from Thai AirAsia X. You may also be able to find cheap deals on VietJet Air and T'way Air, with prices starting from ฿3,574 and ฿3,606, respectively.

  • What are the most popular routes from Thailand to Seoul?

    While some choose either Bangkok Suvarnabhumi - Seoul Gimpo Intl or Bangkok Don Mueang Intl - Incheon Intl, Bangkok Suvarnabhumi - Incheon Intl is the most popular route from Thailand to Seoul.

  • What are the most reliable airlines from Thailand to Seoul?

    No one likes to see their flight delayed. When booking a flight from Thailand to Seoul consider choosing Air Chathams(100%), EL AL(89%) or โอมานแอร์(89%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Thailand to Seoul?

    The cheapest flight price from Thailand to Seoul is ฿4,804. On average you can expect to pay ฿55,008. The most popular route, (Bangkok Suvarnabhumi - Incheon Intl), can usually be booked for ฿6,758.

  • Can I find deals for flights from Thailand to Seoul that include hotel bookings?

    Yes. In addition to deals on Thailand to Seoul flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Seoul.

  • Can I find deals for business class flights from Thailand to Seoul?

    Yes. Cheapflights offers flight deals from Thailand to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Thailand to Seoul?

    Currently, June is the cheapest month in which you can book a flight from Thailand to Seoul (average of ฿152). Flying from Thailand to Seoul in January is currently the most expensive (average of ฿388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Thailand to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Phuket City to Incheon Intl flights
Chiang Mai to Incheon Intl flights
Chiang Mai to Busan flights

Top 10 airlines flying from Thailand to Seoul

Discover the top 10 airlines that operate flights from Thailand to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 1 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Vietnam AirlinesCheapest฿2,705Average฿8,834FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Eastar JetCheapest฿2,934Average฿11,034FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Jin AirCheapest฿3,083Average฿7,381FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Shandong AirlinesCheapest฿3,918Average฿7,414FlexibilityNo cancel feeOn-time51%
Search Shandong Airlines flights
AIR PREMIACheapest฿5,808Average฿14,001FlexibilityNo cancel feeOn-timeN/A
Search AIR PREMIA flights
T'way AirCheapest฿5,912Average฿9,478FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Thai AirAsia XCheapest฿5,912Average฿8,539FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Jeju AirCheapest฿6,933Average฿13,493FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Air BusanCheapest฿7,688Average฿9,968FlexibilityNo cancel feeOn-time94%
Search Air Busan flights
Cathay PacificCheapest฿9,267Average฿10,183FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Thailand to Seoul?

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Why should you use Cheapflights to find cheap flight tickets from Thailand to Seoul?

Cheapflights simply makes it quick and affordable to book flights from Thailand to Seoul by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Thailand to Seoul with no change fees?

Yes! Cheapflights helps users easily find flights from Thailand to Seoul with no change fees.

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Not ready to book yet? You can track prices for flights from Thailand to Seoul on Cheapflights with our Price Alert feature and get notified when better prices are available.

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