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Cheap flights from Thailand to South Korea from ฿3,869

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — ICN
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to South Korea

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to South Korea
Explore the most affordable flight options available from Thailand to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 March 2026.

Wed 12/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Wed 26/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 14/3฿6,417
Wed 19/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Mon 24/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 13/3฿6,449
Wed 19/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Sat 29/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 13/3฿6,481
Fri 24/402:25
BKK
-
ICN
1 stop16h 50m
Multiple Airlines
Wed 6/519:55
ICN
-
BKK
Nonstop6h 00m
Multiple Airlines
Deal found 12/3฿6,578
Thu 16/402:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia X
Fri 24/411:55
ICN
-
DMK
Nonstop5h 40m
Thai AirAsia X
Deal found 13/3฿6,610
Wed 19/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Tue 25/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 13/3฿6,610
Wed 12/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Thu 27/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 14/3฿6,675
Sun 14/602:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Thu 20/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 13/3฿6,707
Tue 21/402:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia X
Fri 24/411:55
ICN
-
DMK
Nonstop5h 40m
Thai AirAsia X
Deal found 15/3฿6,739
Thu 20/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Fri 28/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 13/3฿6,739
Fri 22/502:25
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Mon 25/518:05
ICN
-
BKK
1 stop22h 40m
Multiple Airlines
Deal found 16/3฿6,771
Thu 2/702:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Sun 19/712:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 16/3฿6,804

Find flight deals from Thailand to South Korea

Keep the following information in mind while searching for Thailand to South Korea flight deals. Data was last updated 16 March 2026.

Round-trip from

฿6,417

One-way from

฿3,869

Popular in

December

Cheapest in

September

Average price

฿7,803

Good round-trip deal

฿6,994 or less

Good one-way deal

฿4,823 or less
Thai Vietjet Air
  • Thai Vietjet Air
  • 12/8-26/8
  • Nonstop
  • 11h 25m total
  • Thailand to South Korea
Search Deals
Cebu Pacific
  • Cebu Pacific
  • 3/7
  • 1 total stop
  • 21h 20m total
  • Thailand to South Korea
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (฿34,207 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿7,775 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Thailand to South Korea.
Search Deals
Price to beat on a one-way flight from Thailand to South Korea.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand 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 16 March 2026.
Use the filters below to find and compare flights from Thailand to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Wed 1/7

03:15-10:55

Nonstop5h 40m

Incheon Intl

Sun 5/7

13:30-17:10

Nonstop5h 40m

฿8,287

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 1/7

02:50-20:45

1 stop15h 55m

Incheon Intl

Sun 5/7

15:30-01:50

1 stop12h 20m

฿8,706

BangkokBusan

DMK - PUS

DMKPUS

Bangkok Don Mueang Intl

Mon 11/5

15:40-06:40

1 stop13h 00m

Busan Gimhae

Fri 15/5

08:10-14:10

1 stop8h 00m

฿9,157

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 1/5

21:05-16:25

1 stop17h 20m

Incheon Intl

Fri 15/5

17:55-10:20

1 stop18h 25m

฿9,190

Phuket CityIncheon

HKT - ICN

HKTICN

Phuket City

Thu 14/5

18:45-06:40

1 stop9h 55m

Incheon Intl

Sun 17/5

17:55-17:50

1 stop25h 55m

฿9,222

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Thu 14/5

21:05-07:50

1 stop8h 45m

Busan Gimhae

Mon 18/5

10:00-10:20

1 stop26h 20m

฿9,415

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Wed 1/7

14:25-07:50

1 stop15h 25m

Busan Gimhae

Fri 3/7

10:00-10:20

1 stop26h 20m

฿9,480

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Mon 18/5

11:55-07:05

1 stop17h 10m

Busan Gimhae

Thu 4/6

10:00-13:10

1 stop29h 10m

฿9,480

Phuket CityIncheon

HKT - ICN

HKTICN

Phuket City

Thu 7/5

22:25-06:45

Nonstop6h 20m

Incheon Intl

Wed 13/5

17:00-21:15

Nonstop6h 15m

฿9,577

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Mon 20/4

08:10-18:05

1 stop7h 55m

Incheon Intl

Wed 29/4

11:55-15:35

Nonstop5h 40m

฿9,964

Flights are sorted by cheapest return flights first.

Deals found on 11/3

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

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

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

Currently, August is the cheapest month in which you can book a flight from Thailand to South Korea (average of ฿2,483). Flying from Thailand to South Korea in November is currently the most expensive (average of ฿5,127). 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 KR?

Find hourly flight availability from Thailand 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 16 March 2026.

A simple way to save on the total cost of your ticket is to fly from Thailand to South Korea in the evening. If you’re flexible enough to do this you can expect to save up to 68% on your trip compared to booking a flight at midday.

Weekly flight availability from Thailand to South Korea

Explore weekly flight availability from Thailand 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 16 March 2026.

The most flights from TH0 to KR0 are scheduled on a Wednesday (44 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (43 on average).

How often are flights from Thailand to South Korea delayed?

About 21% of weekly flights between Thailand and South Korea have experienced delays in the past year, with the average delay time being 116 minutes.

What is the most punctual flight time for Thailand 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?

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

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

Over the past year, Korean Air have had the lowest number of delays on this route, with just 13% 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 16 March 2026.
Get a feel of what it's like to fly with AIR PREMIA,Thai Airways, andThai Vietjet Air from Thailand 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

Crew

8.9

Overall

8.2

Boarding

8.1

Comfort

8.3

Entertainment

7.0

Food

7.3

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

Crew

8.9

Overall

8.2

Boarding

8.1

Comfort

8.3

Entertainment

7.0

Food

7.3

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
392 reviews
AIR PREMIA
8.2
Very Good
Check prices

Crew

8.9

Overall

8.2

Boarding

8.1

Comfort

8.3

Entertainment

7.0

Food

7.3

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
119 reviews
AIR PREMIA
8.2
Very Good
Check prices

Crew

8.9

Overall

8.2

Boarding

8.1

Comfort

8.3

Entertainment

7.0

Food

7.3

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 Thailand 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 Thailand to South Korea?

    Departing from Thailand to South Korea will take you 5h 40m. Airlines will cover a distance of 3655 km. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Thai Vietjet Air, with whom users have recently found tickets for as low as ฿2,041. However, be on the lookout for offers from Thai Airways and Thai AirAsia X, as they are both options that can get you from Thailand to South Korea for a low price.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Thailand to South Korea (average of ฿2,483). Flying from Thailand to South Korea in November is currently the most expensive (average of ฿5,127). 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.

Top 10 airlines flying from Thailand to South Korea

Discover the top 10 airlines that operate flights from Thailand 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 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapest฿2,149Average฿7,483FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Vietnam AirlinesCheapest฿2,637Average฿8,213FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Jin AirCheapest฿2,779Average฿8,588FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Jeju AirCheapest฿2,819Average฿8,055FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Eastar JetCheapest฿3,229Average฿10,091FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Thai AirAsia XCheapest฿3,503Average฿7,507FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Thai Vietjet AirCheapest฿3,645Average฿7,538FlexibilityNo cancel feeOn-timeN/A
Search Thai Vietjet Air flights
AIR PREMIACheapest฿4,053Average฿10,980FlexibilityNo cancel feeOn-timeN/A
Search AIR PREMIA flights
Asiana AirlinesCheapest฿6,038Average฿14,127FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest฿6,157Average฿17,200FlexibilityNo 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 Thailand to South Korea?

Deals for Thailand to South Korea flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Thailand to South Korea for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to South Korea from Thailand shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to South Korea from Thailand today and book when prices fit your budget.

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