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Cheap flights from Thailand to Seoul from ฿4,266

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEL
27 Mar — 3 Apr1
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 22 March 2025.

Round-trip from

฿6,974

One-way from

฿4,266

Popular in

December

Cheapest in

June

Average price

฿9,649

Good round-trip deal

฿8,768 or less

Good one-way deal

฿6,645 or less
16/5-22/5
  • 16/5-22/5
  • 2 total stops
  • 22h 10m total
  • Thailand to Seoul
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2/7
  • 2/7
  • 1 total stop
  • 11h 50m total
  • Thailand to Seoul
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (฿55,957 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (฿10,095 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Thailand to Seoul (SEL).
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Price to beat on a one-way flight from Thailand to Seoul (SEL).
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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 22 March 2025.

Fri 16/517:10HKT - ICN
1 stop11h 50mMultiple Airlines
Thu 22/508:15ICN - HKT
1 stop10h 20mMultiple Airlines
Deal found 21/3฿6,974
Tue 8/409:20DMK - ICN
1 stop10h 15mMultiple Airlines
Tue 6/511:35ICN - DMK
Nonstop6h 10mMultiple Airlines
Deal found 21/3฿7,651
Thu 24/402:50BKK - ICN
1 stop10h 55mMultiple Airlines
Thu 8/518:05ICN - BKK
1 stop18h 45mMultiple Airlines
Deal found 21/3฿7,651
Fri 18/402:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Wed 23/411:35ICN - DMK
Nonstop6h 10mThai AirAsia X
Deal found 21/3฿7,685
Mon 7/401:50BKK - ICN
1 stop8h 40mXiamenAir
Mon 21/413:30ICN - BKK
1 stop23h 45mXiamenAir
Deal found 20/3฿7,685
Fri 6/621:45CNX - ICN
Nonstop5h 20mMultiple Airlines
Sun 13/718:30ICN - CNX
Nonstop6h 10mMultiple Airlines
Deal found 21/3฿7,685
Fri 25/422:20BKK - ICN
Nonstop5h 45mAir Busan
Tue 6/517:15ICN - BKK
Nonstop6h 05mAir Busan
Deal found 21/3฿7,753
Sat 19/400:05BKK - ICN
Nonstop5h 35mT'way Air
Sat 26/418:00ICN - BKK
Nonstop6h 35mT'way Air
Deal found 21/3฿7,922
Mon 31/322:50HKT - ICN
Nonstop6h 10mJin Air
Sun 6/417:25ICN - HKT
Nonstop6h 25mJin Air
Deal found 21/3฿7,922
Fri 21/321:50CNX - ICN
Nonstop5h 55mEastar Jet
Fri 28/317:25ICN - CNX
Nonstop5h 25mEastar Jet
Deal found 20/3฿8,091
Fri 2/519:30BKK - ICN
1 stop9h 10mVietnam Airlines
Tue 6/510:35ICN - BKK
1 stop11h 30mVietnam Airlines
Deal found 21/3฿8,227
Mon 8/921:45CNX - ICN
Nonstop5h 20mJin Air
Thu 11/917:10ICN - CNX
Nonstop5h 35mJin Air
Deal found 21/3฿8,498

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 22 March 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

Phuket CityIncheon

HKT - ICN

HKTICN

Phuket City

Fri 16/5

17:10-07:00

1 stop11h 50m

Incheon Intl

Thu 22/5

08:15-16:35

1 stop10h 20m

฿6,974

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Tue 8/4

09:20-06:05

1 stop18h 45m

Incheon Intl

Sun 13/4

11:35-15:45

Nonstop6h 10m

฿7,651

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 24/4

02:50-15:45

1 stop10h 55m

Incheon Intl

Thu 8/5

18:05-10:50

1 stop18h 45m

฿7,651

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Fri 18/4

02:45-10:20

Nonstop5h 35m

Incheon Intl

Wed 23/4

11:35-15:45

Nonstop6h 10m

฿7,685

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Mon 7/4

17:40-12:30

1 stop16h 50m

Incheon Intl

Tue 15/4

13:30-11:15

1 stop23h 45m

฿7,685

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Fri 6/6

21:45-05:05

Nonstop5h 20m

Incheon Intl

Sun 13/7

18:30-22:40

Nonstop6h 10m

฿7,685

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 25/4

22:20-06:05

Nonstop5h 45m

Incheon Intl

Tue 6/5

17:15-21:20

Nonstop6h 05m

฿7,753

Chiang MaiIncheon

CNX - ICN

CNXICN

Chiang Mai

Wed 14/5

18:50-13:55

1 stop17h 05m

Incheon Intl

Sat 24/5

15:15-10:25

1 stop21h 10m

฿7,787

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sat 19/4

00:05-07:40

Nonstop5h 35m

Incheon Intl

Sat 26/4

18:00-22:35

Nonstop6h 35m

฿7,922

Phuket CityIncheon

HKT - ICN

HKTICN

Phuket City

Mon 31/3

22:50-07:00

Nonstop6h 10m

Incheon Intl

Sun 6/4

17:25-21:50

Nonstop6h 25m

฿7,922

Flights are sorted by cheapest return flights first.

Deals found on 20/3

Showing 1-10 of 60 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 22 March 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 14% 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. Tuesday 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 22 March 2025.

The most flights from TH0 to SEL are scheduled on a Wednesday (43 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (27 on average).

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 27.0 - 253.0 inches per month. July is typically the wettest month, when rainfall can reach 253.0 mm. December is typically the driest time to visit Seoul when rainfall is around 27.0 mm.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 22 March 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from Thailand to Seoul by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
EVA Air
8.4
Very Good
1,172 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Korean Air
8.4
Very Good
1,046 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Japan Airlines
8.3
Very Good
1,437 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
AIR PREMIA
8.2
Very Good
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

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?

    ฿4,435 is the cheapest one-way deal found within the past few days, from VietJet Air. You may also be able to find cheap deals on Air Busan and China Southern, with prices starting from ฿4,537 and ฿4,537, 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 Busan(88%), ฮาวายเอี้ยนแอร์ไลน์(85%) or โอมานแอร์(84%), 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 ฿6,821. On average you can expect to pay ฿80,739. The most popular route, (Bangkok Suvarnabhumi - Incheon Intl), can usually be booked for ฿6,873.

  • 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 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastar JetCheapest฿2,830Average฿11,012FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Vietnam AirlinesCheapest฿3,145Average฿10,425FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Jin AirCheapest฿3,357Average฿8,554FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Shandong AirlinesCheapest฿4,083Average฿7,726FlexibilityNo cancel feeOn-time51%
Search Shandong Airlines flights
T'way AirCheapest฿4,147Average฿9,694FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Air BusanCheapest฿4,989Average฿10,039FlexibilityNo cancel feeOn-time94%
Search Air Busan flights
AIR PREMIACheapest฿6,109Average฿13,626FlexibilityNo cancel feeOn-timeN/A
Search AIR PREMIA flights
Thai AirAsia XCheapest฿6,379Average฿8,714FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Jeju AirCheapest฿7,168Average฿11,707FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Cathay PacificCheapest฿9,657Average฿10,977FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Thailand to Seoul via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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.

Can Cheapflights notify me if prices for flights from Thailand to Seoul become cheaper?

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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