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Cheap flights from Bangkok to Seoul from ฿4,141

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEL
2 May — 9 May1
1 adult

Cheapflights Tip: The best prices from Bangkok to Seoul are usually found in June or November, booked 78 days in advance, depart on a Saturday or Friday and return on a Sunday

Cheap flight deals from Bangkok to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 April 2025.

Round-trip from

฿6,645

One-way from

฿4,141

Popular in

December

Cheapest in

June

Average price

฿11,554
Thai AirAsia X
  • Thai AirAsia X
  • 22/5-7/6
  • Nonstop
  • 11h 45m total
  • Bangkok to Seoul
Search Deals
Thai AirAsia X
  • Thai AirAsia X
  • 27/5
  • Nonstop
  • 5h 35m total
  • Bangkok to Seoul
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (฿45,694 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿9,002 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from Bangkok to Seoul

Cheapest flights from Bangkok to Seoul
Explore the most affordable flight options available from Bangkok to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 April 2025.

Thu 22/502:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Sat 7/611:35ICN - DMK
Nonstop6h 10mThai AirAsia X
Deal found 27/4฿6,645
Fri 16/513:50BKK - ICN
1 stop17h 50mMultiple Airlines
Tue 27/510:05ICN - BKK
1 stop10h 00mMultiple Airlines
Deal found 26/4฿6,645
Sat 17/500:05BKK - ICN
Nonstop5h 35mT'way Air
Thu 22/518:00ICN - BKK
Nonstop6h 35mT'way Air
Deal found 27/4฿7,012
Wed 18/612:00DMK - ICN
1 stop10h 45mMultiple Airlines
Tue 24/611:35ICN - DMK
Nonstop6h 10mMultiple Airlines
Deal found 26/4฿7,146
Fri 23/515:55BKK - ICN
1 stop20h 00mChina Southern
Sat 31/516:45ICN - BKK
1 stop22h 05mChina Southern
Deal found 25/4฿7,714
Thu 1/502:50BKK - ICN
1 stop15h 55mShandong Airlines
Tue 6/512:15ICN - BKK
1 stop15h 35mShandong Airlines
Deal found 26/4฿8,014
Thu 1/522:20BKK - ICN
Nonstop5h 45mAir Busan
Tue 6/517:15ICN - BKK
Nonstop6h 05mAir Busan
Deal found 27/4฿8,348
Thu 1/501:00BKK - ICN
Nonstop5h 40mJeju Air
Tue 6/520:05ICN - BKK
Nonstop5h 54mJeju Air
Deal found 27/4฿8,515
Mon 12/519:45BKK - GMP
2 stops16h 00mMultiple Airlines
Fri 16/506:15GMP - BKK
1 stop17h 30mMultiple Airlines
Deal found 25/4฿8,515
Wed 23/703:15BKK - ICN
1 stop10h 25mShenzhen Airlines
Mon 28/716:40ICN - BKK
1 stop11h 35mShenzhen Airlines
Deal found 27/4฿8,815
Thu 1/518:45BKK - ICN
1 stop8h 45mVietJet Air
Mon 5/521:15ICN - BKK
1 stop14h 50mVietJet Air
Deal found 26/4฿9,250
Thu 2/1011:55BKK - ICN
1 stop15h 55mVietnam Airlines
Mon 20/1011:05ICN - BKK
1 stop8h 00mVietnam Airlines
Deal found 26/4฿9,283

Cheapflights Fare Finder

Customise your flight search to find flights from Bangkok 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 27 April 2025.
Use the filters below to find and compare flights from Bangkok to Seoul that are best for you.

Fly from

Bangkok

Fly to

Seoul

Route

Depart

Return

Price

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 22/5

02:45-10:20

Nonstop5h 35m

Incheon Intl

Sat 7/6

11:35-15:45

Nonstop6h 10m

฿6,645

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 16/5

13:50-09:40

1 stop17h 50m

Incheon Intl

Tue 27/5

10:05-18:05

1 stop10h 00m

฿6,645

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sat 17/5

00:05-07:40

Nonstop5h 35m

Incheon Intl

Thu 22/5

18:00-22:35

Nonstop6h 35m

฿7,012

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Mon 12/5

12:00-00:45

1 stop10h 45m

Incheon Intl

Thu 15/5

11:35-15:45

Nonstop6h 10m

฿7,179

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 14/5

03:10-14:50

1 stop9h 40m

Incheon Intl

Tue 20/5

15:50-01:15

1 stop11h 25m

฿7,680

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 23/5

15:55-13:55

1 stop20h 00m

Incheon Intl

Sat 31/5

16:45-12:50

1 stop22h 05m

฿7,714

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 11/6

22:20-06:05

Nonstop5h 45m

Incheon Intl

Wed 18/6

17:15-21:20

Nonstop6h 05m

฿8,248

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Mon 12/5

19:45-13:45

2 stops16h 00m

Seoul Gimpo Intl

Fri 16/5

06:15-21:45

1 stop17h 30m

฿8,515

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 23/7

03:15-15:40

1 stop10h 25m

Incheon Intl

Mon 28/7

16:40-02:15

1 stop11h 35m

฿8,815

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 2/10

22:15-05:50

1 stop29h 35m

Incheon Intl

Fri 24/10

17:55-06:35

1 stop14h 40m

฿9,283

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 54 results
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Best time to book a flight from Bangkok to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Bangkok 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 Bangkok to Seoul

How far ahead should I book a flight from Bangkok to Seoul?

Use this chart to determine the optimal time to book a return flight from Bangkok to Seoul. Price data was last updated on 18 April 2025.

The best time to book flights from Bangkok to Seoul is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, June is the cheapest month in which you can book a flight from Bangkok to Seoul (average of ฿152). Flying from Bangkok 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 BKK to SEL?

Find hourly flight availability from Bangkok 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 27 April 2025.

A simple way to save on the total cost of your ticket is to fly from Bangkok to Seoul at midday. If you’re flexible enough to do this you can expect to save up to 80% on your trip compared to booking a flight in the morning.

Weekly flight availability from Bangkok to Seoul

Explore weekly flight availability from Bangkok 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 27 April 2025.

The most flights from TH1 to SEL are scheduled on a Thursday (31 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (25 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 27 April 2025.
To help decide which airline to fly from Bangkok to Seoul, see what other customers have to say about EVA Air, Japan Airlines and China Airlines. 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.
EVA Air
8.4
Very Good
1,182 reviews
Check prices

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
EVA Air
8.4
Very Good
1,182 reviews
EVA Air
8.4
Very Good
1,182 reviews
Check prices

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Japan Airlines
8.3
Very Good
1,458 reviews
EVA Air
8.4
Very Good
1,182 reviews
Check prices

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
China Airlines
8.3
Very Good
729 reviews
EVA Air
8.4
Very Good
1,182 reviews
Check prices

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
AIR PREMIA
8.2
Very Good
EVA Air
8.4
Very Good
1,182 reviews
Check prices

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Related info for your journey

Find useful and relevant information for your journey from Bangkok 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 flying from Bangkok to Seoul round-trip?

    Cheapflights users have booked flights from Bangkok to Seoul return from ฿6,645. Other airlines that can offer you cheap pricing are T'way Air, from ฿7,012, and China Eastern, from ฿7,680. Thai AirAsia X is currently priced 33% below the average price you’ll pay for this route.

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

    ฿4,141 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 T'way Air and China Southern, with prices starting from ฿4,141 and ฿4,174, respectively.

  • What are the most popular routes from Bangkok 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 Bangkok to Seoul.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Bangkok to Seoul on time: EL AL (100%), โอมานแอร์ (87%), ฮาวายเอี้ยนแอร์ไลน์ (86%).

  • What are the cheapest flights from Bangkok to Seoul?

    Looking for the cheapest flight from Bangkok to Seoul? While on average our users pay ฿27,341, our data indicates the cheapest price to be ฿6,372. The most popular route (Bangkok Suvarnabhumi - Incheon Intl), is priced around ฿5,743.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangkok 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 Bangkok to Seoul?

    Currently, June is the cheapest month in which you can book a flight from Bangkok to Seoul (average of ฿152). Flying from Bangkok 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

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Alternative routes for Bangkok to Seoul

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

Top 10 airlines flying from Bangkok to Seoul

Discover the top 10 airlines that operate flights from Bangkok 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 27 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastar JetCheapest฿2,290Average฿10,855FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Vietnam AirlinesCheapest฿2,780Average฿10,029FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Jin AirCheapest฿3,311Average฿9,703FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Shandong AirlinesCheapest฿4,027Average฿7,620FlexibilityNo cancel feeOn-time51%
Search Shandong Airlines flights
T'way AirCheapest฿4,090Average฿9,470FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
AIR PREMIACheapest฿5,969Average฿13,541FlexibilityNo cancel feeOn-timeN/A
Search AIR PREMIA flights
Thai AirAsia XCheapest฿6,351Average฿8,657FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Jeju AirCheapest฿7,069Average฿9,778FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Air BusanCheapest฿7,818Average฿9,923FlexibilityNo cancel feeOn-time94%
Search Air Busan flights
Cathay PacificCheapest฿9,524Average฿10,826FlexibilityNo 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 Bangkok to Seoul?

Cheapflights helps you search for flights from Bangkok 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 Bangkok to Seoul?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bangkok to Seoul.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Bangkok to Seoul flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Bangkok to Seoul and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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