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฿1,267+ Cheap flights from South Korea

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ICN — BKK
21 Jul — 28 Jul1
1 adult

What to know about flights from South Korea

Discover essential information about flights departing from South Korea, including flight schedules, destinations, airlines operating at the South Korea airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 16 July 2025.

Good round-trip deal

฿5,825 or less

Good one-way deal

฿1,987 or less
Price to beat on a round-trip flight from South Korea.
Price to beat on a one-way flight from South Korea.

Find flights from South Korea

Cheapest flights from South Korea
Explore the most affordable flight options available from South Korea. Find the lowest fares based on data from user searches, with prices last updated on 16 July 2025.

Thu 11/1215:45ICN - BKK
Nonstop6h 10mThai Vietjet Air
Sun 14/1207:20BKK - ICN
Nonstop5h 25mThai Vietjet Air
Deal found 15/7฿3,899
Fri 29/818:05ICN - BKK
1 stop18h 45mVietnam Airlines
Fri 5/922:15BKK - ICN
1 stop16h 20mVietnam Airlines
Deal found 15/7฿3,964
Sat 13/917:30ICN - BKK
Nonstop5h 50mEastar Jet
Thu 18/922:20BKK - ICN
Nonstop5h 40mEastar Jet
Deal found 13/7฿4,224
Fri 29/810:00PUS - BKK
1 stop29h 10mVietnam Airlines
Sat 6/914:25BKK - PUS
1 stop15h 25mVietnam Airlines
Deal found 16/7฿4,679
Wed 3/920:05ICN - BKK
Nonstop5h 54mJeju Air
Tue 23/901:00BKK - ICN
Nonstop5h 40mJeju Air
Deal found 15/7฿5,133
Sun 24/818:00ICN - BKK
Nonstop6h 35mT'way Air
Wed 27/800:05BKK - ICN
Nonstop5h 35mT'way Air
Deal found 15/7฿5,263
Mon 1/918:00PUS - BKK
Nonstop5h 45mAir Busan
Thu 4/922:55BKK - PUS
Nonstop5h 25mAir Busan
Deal found 15/7฿5,393
Sun 14/918:00ICN - CNX
Nonstop5h 35mJeju Air
Thu 18/922:35CNX - ICN
Nonstop5h 15mJeju Air
Deal found 15/7฿5,491
Sun 7/917:15ICN - BKK
Nonstop6h 05mAir Busan
Thu 11/922:20BKK - ICN
Nonstop5h 45mAir Busan
Deal found 15/7฿5,556
Fri 19/911:35ICN - DMK
Nonstop6h 10mThai AirAsia X
Sat 20/902:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 13/7฿5,621
Sat 6/920:35PUS - BKK
Nonstop5h 35mMultiple Airlines
Wed 10/919:55BKK - PUS
1 stop9h 00mMultiple Airlines
Deal found 16/7฿5,718
Sat 6/920:35PUS - BKK
Nonstop5h 35mJeju Air
Mon 8/901:10BKK - PUS
Nonstop5h 20mJeju Air
Deal found 14/7฿5,978

Find flights from South Korea within your budget

Find flights departing from South Korea that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 16 July 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 11/12

15:45-19:55

Nonstop6h 10m

Bangkok Suvarnabhumi

Sun 14/12

07:20-14:45

Nonstop5h 25m

฿3,899

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 29/8

18:05-10:50

1 stop18h 45m

Bangkok Suvarnabhumi

Fri 5/9

22:15-16:35

1 stop16h 20m

฿3,964

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 13/9

17:30-21:20

Nonstop5h 50m

Bangkok Suvarnabhumi

Thu 18/9

22:20-06:00

Nonstop5h 40m

฿4,224

BusanBangkok

PUS - BKK

PUSBKK

Busan Gimhae

Fri 29/8

10:00-13:10

1 stop29h 10m

Bangkok Suvarnabhumi

Sat 6/9

14:25-07:50

1 stop15h 25m

฿4,679

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 3/9

20:05-23:59

Nonstop5h 54m

Bangkok Suvarnabhumi

Tue 9/9

01:00-08:40

Nonstop5h 40m

฿5,133

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 24/8

18:00-22:35

Nonstop6h 35m

Bangkok Suvarnabhumi

Wed 27/8

00:05-07:40

Nonstop5h 35m

฿5,263

BusanBangkok

PUS - BKK

PUSBKK

Busan Gimhae

Mon 1/9

18:00-21:45

Nonstop5h 45m

Bangkok Suvarnabhumi

Thu 4/9

22:55-06:20

Nonstop5h 25m

฿5,393

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

Sun 14/9

18:00-21:35

Nonstop5h 35m

Chiang Mai

Thu 18/9

22:35-05:50

Nonstop5h 15m

฿5,491

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 7/9

17:15-21:20

Nonstop6h 05m

Bangkok Suvarnabhumi

Thu 11/9

22:20-06:05

Nonstop5h 45m

฿5,556

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Fri 19/9

11:35-15:45

Nonstop6h 10m

Bangkok Don Mueang Intl

Sat 20/9

02:45-10:20

Nonstop5h 35m

฿5,621

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 60 results
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Best time to book a flight from South Korea

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

Travel insights for flights from South Korea

Get recent, data-driven insights about flights from South Korea including ideal travel times, pricing trends, and more.

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

Currently, May is the cheapest month in which you can book a flight from South Korea (average of ฿3,704). Flying from South Korea in January will prove the most costly (average of ฿7,213). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from South Korea

Get insights into the airlines that provide service from 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 airline for your flight from South Korea. In the last 7 days, Cheapflights users made a total of 17,341 searches.
Read reviews from past customers who have flown Korean Air, Asiana Airlines, andAIR PREMIA from South Korea. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

8.1

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Food

8.1

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Food

8.1

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
AIR PREMIA
8.2
Very Good

Food

8.1

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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Direct flights from Asia

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Related info for your journey

Access useful and relevant information related to your journey from South Korea. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 16 July 2025.
  • Which is the cheapest airport to catch a flight from South Korea?

    Incheon Intl airport offers the cheapest routes to Bangkok, from ฿4,191; whereas Busan Gimhae airport is typically cheaper if you're flying to Bangkok, from ฿4,224. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from South Korea?

    At the present moment the cheapest month to fly from South Korea is currently May; with January being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from South Korea?

    Here are some of the cheapest flight destinations from South Korea:
    Fly from Seoul to Bangkok from ฿4,191
    Fly from Seoul to Chiang Mai from ฿4,711
    Fly from Seoul to Phuket City from ฿6,855

  • How does Cheapflights help users find flights from South Korea?

    Cheapflights helps you search for flights from South Korea 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 South Korea?

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

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

    Need flexible booking options for your flight from South Korea ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Yes! Start tracking prices for flights from South Korea today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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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 South Korea?

Cheapflights helps you search for flights from South Korea 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 South Korea?

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

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

Need flexible booking options for your flight from South Korea ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for flights from South Korea today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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