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Cheap flights from Bangkok to South Korea from ฿3,646

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — ICN
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bangkok to South Korea

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to South Korea
Explore the most affordable flight options available from Bangkok to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Wed 15/403:15
DMK
-
ICN
Nonstop5h 40m
Multiple Airlines
Wed 22/411:55
ICN
-
DMK
Nonstop5h 40m
Multiple Airlines
Deal found 6/3฿5,981
Wed 15/403:15
DMK
-
ICN
Nonstop5h 40m
Multiple Airlines
Fri 24/411:55
ICN
-
DMK
Nonstop5h 40m
Multiple Airlines
Deal found 6/3฿6,077
Mon 23/302:20
BKK
-
ICN
1 stop15h 30m
Multiple Airlines
Fri 27/312:10
ICN
-
BKK
Nonstop6h 10m
Multiple Airlines
Deal found 10/3฿6,269
Sat 25/400:55
BKK
-
ICN
Nonstop5h 35m
Jin Air
Wed 6/519:55
ICN
-
BKK
Nonstop6h 00m
Jin Air
Deal found 6/3฿6,301
Wed 15/402:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia X
Wed 22/411:55
ICN
-
DMK
Nonstop5h 40m
Thai AirAsia X
Deal found 6/3฿6,365
Sat 25/402:50
BKK
-
ICN
1 stop9h 40m
Multiple Airlines
Wed 6/519:55
ICN
-
BKK
Nonstop6h 00m
Multiple Airlines
Deal found 6/3฿6,365
Sun 19/403:15
DMK
-
ICN
Nonstop5h 40m
Multiple Airlines
Tue 28/411:55
ICN
-
DMK
Nonstop5h 40m
Multiple Airlines
Deal found 5/3฿6,397
Tue 14/702:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Sun 19/712:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 5/3฿6,397
Sat 27/603:15
DMK
-
ICN
Nonstop5h 40m
Multiple Airlines
Mon 13/712:05
ICN
-
DMK
Nonstop5h 45m
Multiple Airlines
Deal found 5/3฿6,493
Wed 1/702:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Mon 31/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 8/3฿6,493
Tue 16/602:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Thu 9/712:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 5/3฿6,556
Thu 25/602:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Sun 19/712:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 5/3฿6,588

Find flight deals from Bangkok to South Korea

Keep the following information in mind while searching for Bangkok to South Korea flight deals. Data was last updated 10 March 2026.

Round-trip from

฿5,981

One-way from

฿3,646

Popular in

December

Cheapest in

September

Average price

฿7,708
Thai AirAsia X
  • Thai AirAsia X
  • 15/4-22/4
  • Nonstop
  • 11h 20m total
  • Bangkok to South Korea
Search Deals
Thai Vietjet Air
  • Thai Vietjet Air
  • 9/6
  • Nonstop
  • 5h 35m total
  • Bangkok to South Korea
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (฿33,136 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿7,610 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok to South Korea 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 10 March 2026.
Use the filters below to find and compare flights from Bangkok to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 1/7

02:50-14:30

1 stop9h 40m

Incheon Intl

Sun 5/7

16:45-01:50

1 stop11h 05m

฿8,220

BangkokBusan

DMK - PUS

DMKPUS

Bangkok Don Mueang Intl

Wed 6/5

19:25-06:55

1 stop9h 30m

Busan Gimhae

Sun 10/5

08:10-17:35

1 stop11h 25m

฿8,699

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Fri 19/6

15:55-07:05

1 stop13h 10m

Busan Gimhae

Tue 30/6

11:00-21:05

1 stop12h 05m

฿8,955

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Fri 4/9

22:15-07:05

1 stop6h 50m

Busan Gimhae

Tue 8/9

10:00-13:10

1 stop29h 10m

฿8,987

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Wed 15/4

19:30-07:50

1 stop10h 20m

Busan Gimhae

Mon 20/4

10:00-13:10

1 stop29h 10m

฿9,019

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Wed 15/4

02:45-10:35

Nonstop5h 50m

Incheon Intl

Wed 29/4

11:55-15:35

Nonstop5h 40m

฿9,051

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 2/8

22:15-16:35

1 stop16h 20m

Incheon Intl

Thu 6/8

17:55-10:20

1 stop18h 25m

฿9,051

BangkokBusan

DMK - PUS

DMKPUS

Bangkok Don Mueang Intl

Wed 6/5

19:25-06:55

1 stop9h 30m

Busan Gimhae

Tue 12/5

08:10-14:10

1 stop8h 00m

฿9,275

BangkokJeju City

BKK - CJU

BKKCJU

Bangkok Suvarnabhumi

Tue 21/4

22:55-15:45

1 stop14h 50m

Jeju City

Tue 28/4

10:45-21:45

1 stop13h 00m

฿9,627

BangkokBusan

DMK - PUS

DMKPUS

Bangkok Don Mueang Intl

Sat 9/5

19:25-06:55

1 stop9h 30m

Busan Gimhae

Wed 13/5

08:10-23:05

1 stop16h 55m

฿9,691

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Bangkok to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea

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

Currently, August is the cheapest month in which you can book a flight from Bangkok to South Korea (average of ฿2,463). Flying from Bangkok to South Korea in February is currently the most expensive (average of ฿6,173). 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 KR?

Find hourly flight availability from Bangkok to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 March 2026.

When flying from Bangkok to South Korea, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Bangkok to South Korea

Explore weekly flight availability from Bangkok to South Korea. 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 10 March 2026.

The most flights from TH1 to KR0 are scheduled on a Monday (47 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (43 on average).

How often are flights from Bangkok to South Korea delayed?

About 24% of weekly flights between Bangkok and South Korea have experienced delays in the past year, with the average delay time being 120 minutes.

What is the most punctual flight time for Bangkok to South Korea flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Bangkok to South Korea flights?

Over the past year, แอร์เอเชียเอ็กซ์ have had the lowest number of delays on this route, with just 9% of flights being delayed.

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated 10 March 2026.
Get a feel of what it's like to fly with AIR PREMIA,Thai Airways, andThai Vietjet Air from Bangkok to South Korea by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
AIR PREMIA
8.2
Very Good
Check prices

Comfort

8.3

Entertainment

7.0

Overall

8.2

Food

7.3

Boarding

8.1

Crew

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
AIR PREMIA
8.2
Very Good
AIR PREMIA
8.2
Very Good
Check prices

Comfort

8.3

Entertainment

7.0

Overall

8.2

Food

7.3

Boarding

8.1

Crew

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Thai Airways
7.8
Good
391 reviews
AIR PREMIA
8.2
Very Good
Check prices

Comfort

8.3

Entertainment

7.0

Overall

8.2

Food

7.3

Boarding

8.1

Crew

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Thai Vietjet Air
6.6
Okay
117 reviews
AIR PREMIA
8.2
Very Good
Check prices

Comfort

8.3

Entertainment

7.0

Overall

8.2

Food

7.3

Boarding

8.1

Crew

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!

Related info for your journey

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

  • How long is the flight from Bangkok to South Korea?

    Airlines like Shandong Airlines, Vietnam Airlines, and Thai AirAsia X fly from Bangkok to South Korea in about 5h 50m. The time it takes to get you to your destination can typically vary by up to 7h 20m. The distance between Bangkok and South Korea is about 3655 km. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as ฿2,025 on Thai Vietjet Air. Other airlines that offer cheap prices include Thai AirAsia X from ฿2,684 and Jin Air from ฿3,249 one-way.

  • What are the most popular routes from Bangkok to South Korea?

    When deciding which route to take from Bangkok to South Korea, consider Bangkok Suvarnabhumi - Incheon Intl, Bangkok Suvarnabhumi - Seoul Gimpo Intl or Bangkok Don Mueang Intl - Incheon Intl, as they are the most popular.

  • What are the most reliable airlines from Bangkok to South Korea?

    The top 3 most reliable airlines when flying from Bangkok to South Korea are EL AL (98%), เคนย่าแอร์เวย์ (97%) and Air Busan (97%).

  • What are the cheapest flights from Bangkok to South Korea?

    Looking at all options, your cheapest flight can be booked for ฿4,079. While the most popular route (Bangkok Suvarnabhumi - Incheon Intl) can be booked for ฿7,036 on average, our data indicates ฿25,602 when flying from Bangkok to South Korea.

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

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

  • How can I find direct flights from Bangkok to South Korea?

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

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

    Yes. Cheapflights offers flight deals from Bangkok to South Korea 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 South Korea?

    Currently, August is the cheapest month in which you can book a flight from Bangkok to South Korea (average of ฿2,463). Flying from Bangkok to South Korea in February is currently the most expensive (average of ฿6,173). 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 South Korea

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

Top 10 airlines flying from Bangkok to South Korea

Discover the top 10 airlines that operate flights from Bangkok to South Korea. 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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapest฿2,132Average฿6,937FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Vietnam AirlinesCheapest฿2,616Average฿8,621FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Jin AirCheapest฿3,035Average฿7,959FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Eastar JetCheapest฿3,202Average฿9,798FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Thai AirAsia XCheapest฿3,475Average฿7,441FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Jeju AirCheapest฿3,573Average฿7,967FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Thai Vietjet AirCheapest฿3,615Average฿7,405FlexibilityNo cancel feeOn-timeN/A
Search Thai Vietjet Air flights
AIR PREMIACheapest฿4,266Average฿10,918FlexibilityNo cancel feeOn-timeN/A
Search AIR PREMIA flights
Asiana AirlinesCheapest฿5,989Average฿14,012FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest฿6,107Average฿16,960FlexibilityNo cancel feeOn-time81%
Search Korean Air 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 South Korea?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Bangkok to South Korea. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Bangkok to South Korea?

Cheapflights simply makes it quick and affordable to book flights from Bangkok to South Korea 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 Bangkok to South Korea with no change fees?

Yes! Cheapflights helps users easily find flights from Bangkok to South Korea with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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