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Cheap flights from Bangkok to Seoul from ฿4,338

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEL
27 Apr — 4 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 22 April 2025.

Round-trip from

฿6,986

One-way from

฿4,338

Popular in

December

Cheapest in

June

Average price

฿11,457
T'way Air
  • T'way Air
  • 12/5-14/5
  • 1 total stop
  • 15h 05m total
  • Bangkok to Seoul
Search Deals
Thai AirAsia X
  • Thai AirAsia X
  • 1/5
  • Nonstop
  • 5h 35m total
  • Bangkok to Seoul
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (฿44,916 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿8,824 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 22 April 2025.

Mon 12/511:20BKK - ICN
1 stop8h 30mMultiple Airlines
Fri 16/518:00ICN - BKK
Nonstop6h 35mMultiple Airlines
Deal found 21/4฿6,986
Sat 17/502:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Mon 26/511:35ICN - DMK
Nonstop6h 10mThai AirAsia X
Deal found 21/4฿7,020
Sat 17/512:00DMK - ICN
1 stop10h 45mMultiple Airlines
Fri 23/511:35ICN - DMK
Nonstop6h 10mMultiple Airlines
Deal found 21/4฿7,417
Thu 10/722:20BKK - ICN
Nonstop5h 45mAir Busan
Sun 13/717:15ICN - BKK
Nonstop6h 05mAir Busan
Deal found 21/4฿7,682
Mon 2/600:05BKK - ICN
Nonstop5h 35mT'way Air
Tue 10/618:00ICN - BKK
Nonstop6h 35mT'way Air
Deal found 21/4฿7,880
Sun 18/519:30BKK - ICN
1 stop9h 10mVietnam Airlines
Sun 10/810:05ICN - BKK
1 stop13h 00mVietnam Airlines
Deal found 21/4฿7,914
Thu 5/602:50BKK - ICN
1 stop9h 40mShandong Airlines
Tue 17/612:15ICN - BKK
1 stop15h 35mShandong Airlines
Deal found 21/4฿7,980
Fri 9/503:10BKK - ICN
1 stop9h 40mChina Eastern
Sun 18/515:50ICN - BKK
1 stop11h 25mChina Eastern
Deal found 22/4฿8,013
Wed 23/418:45BKK - ICN
1 stop11h 10mVietJet Air
Sat 26/406:45ICN - BKK
1 stop29h 20mVietJet Air
Deal found 21/4฿8,245
Fri 25/422:55BKK - GMP
1 stop31h 25mMultiple Airlines
Mon 28/406:15GMP - BKK
1 stop17h 30mMultiple Airlines
Deal found 21/4฿8,311
Fri 6/618:05BKK - ICN
1 stop19h 20mChina Southern
Fri 13/616:45ICN - BKK
1 stop22h 05mChina Southern
Deal found 21/4฿8,973
Sat 31/519:35BKK - GMP
1 stop15h 30mAir China
Wed 4/614:25GMP - BKK
1 stop11h 45mAir China
Deal found 21/4฿9,967

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 22 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

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Mon 12/5

11:20-21:50

1 stop8h 30m

Incheon Intl

Fri 16/5

18:00-22:35

Nonstop6h 35m

฿6,986

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Sat 17/5

02:45-10:20

Nonstop5h 35m

Incheon Intl

Mon 26/5

11:35-15:45

Nonstop6h 10m

฿7,020

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Sat 17/5

12:00-00:45

1 stop10h 45m

Incheon Intl

Fri 23/5

11:35-15:45

Nonstop6h 10m

฿7,417

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 10/7

22:20-06:05

Nonstop5h 45m

Incheon Intl

Sun 13/7

17:15-21:20

Nonstop6h 05m

฿7,682

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Mon 2/6

00:05-07:40

Nonstop5h 35m

Incheon Intl

Tue 10/6

18:00-22:35

Nonstop6h 35m

฿7,880

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 18/5

19:30-06:40

1 stop9h 10m

Incheon Intl

Mon 21/7

10:05-21:05

1 stop13h 00m

฿7,914

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 5/6

02:50-14:30

1 stop9h 40m

Incheon Intl

Wed 18/6

22:55-01:50

1 stop28h 55m

฿7,980

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 9/5

03:10-14:50

1 stop9h 40m

Incheon Intl

Sun 18/5

15:50-01:15

1 stop11h 25m

฿8,013

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 24/7

03:15-15:40

1 stop10h 25m

Incheon Intl

Sun 3/8

14:40-02:15

1 stop13h 35m

฿8,510

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 2/5

01:00-08:40

Nonstop5h 40m

Incheon Intl

Tue 6/5

20:05-23:59

Nonstop5h 54m

฿8,741

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 56 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 22 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 22 April 2025.

The most flights from TH1 to SEL are scheduled on a Tuesday (30 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (21 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 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
1,179 reviews
Check prices

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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
1,179 reviews
EVA Air
8.4
Very Good
1,179 reviews
Check prices

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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
1,450 reviews
EVA Air
8.4
Very Good
1,179 reviews
Check prices

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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
727 reviews
EVA Air
8.4
Very Good
1,179 reviews
Check prices

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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
1,179 reviews
Check prices

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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 ฿7,020. Other airlines that can offer you cheap pricing are T'way Air, from ฿7,218, and Air Busan, from ฿7,251. Thai AirAsia X is currently priced 29% below the average price you’ll pay for this route.

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

    ฿4,338 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 Jeju Air, with prices starting from ฿4,338 and ฿4,371, 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 ฿27,111, our data indicates the cheapest price to be ฿6,318. The most popular route (Bangkok Suvarnabhumi - Incheon Intl), is priced around ฿6,523.

  • 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

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

Alternative routes for Bangkok 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 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 22 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastar JetCheapest฿2,271Average฿10,447FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Vietnam AirlinesCheapest฿3,075Average฿10,196FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Jin AirCheapest฿3,283Average฿9,621FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Shandong AirlinesCheapest฿3,993Average฿7,556FlexibilityNo cancel feeOn-time51%
Search Shandong Airlines flights
T'way AirCheapest฿4,055Average฿9,402FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
AIR PREMIACheapest฿5,974Average฿13,306FlexibilityNo cancel feeOn-timeN/A
Search AIR PREMIA flights
Thai AirAsia XCheapest฿6,289Average฿8,563FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Jeju AirCheapest฿7,010Average฿9,732FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Air BusanCheapest฿7,755Average฿9,839FlexibilityNo cancel feeOn-time94%
Search Air Busan flights
Cathay PacificCheapest฿9,444Average฿10,735FlexibilityNo 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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