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Cheap flights from South Korea to Southeast Asia from S$ 97

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 8-4. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
6 Apr — 13 Apr1
1 adult

Cheap flight deals from South Korea to Southeast Asia

Keep the following information in mind while searching for South Korea to Southeast Asia flight deals. Data was last updated 1 April 2025.

Round-trip from

S$ 238

One-way from

S$ 97

Popular in

January

Cheapest in

June

Average price

S$ 316
Jeju Air
  • Jeju Air
  • 8-5-11-5
  • Nonstop
  • 13h 05m total
  • South Korea to Southeast Asia
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T'way Air
  • T'way Air
  • 8-4
  • Nonstop
  • 6h 20m total
  • South Korea to Southeast Asia
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (S$ 108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from South Korea to Southeast Asia

Cheapest flights from South Korea to Southeast Asia
Explore the most affordable flight options available from South Korea to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 April 2025.

Thu 8-518:05PUS - SIN
Nonstop6h 30mJeju Air
Sun 11-500:35SIN - PUS
Nonstop6h 35mJeju Air
Deal found 1-4S$ 238
Sat 28-611:00PUS - SIN
1 stop25h 55mVietnam Airlines
Sat 5-713:05SIN - PUS
1 stop17h 00mVietnam Airlines
Deal found 31-3S$ 249
Wed 9-718:05ICN - SIN
1 stop18h 50mVietnam Airlines
Sat 12-713:05SIN - ICN
1 stop26h 30mVietnam Airlines
Deal found 31-3S$ 270
Sat 10-516:10ICN - SIN
Nonstop6h 20mT'way Air
Wed 14-523:00SIN - ICN
Nonstop6h 30mT'way Air
Deal found 31-3S$ 271
Mon 19-511:30ICN - SIN
Nonstop6h 30mMultiple Airlines
Wed 21-507:55SIN - ICN
1 stop10h 10mMultiple Airlines
Deal found 1-4S$ 275
Mon 12-511:30ICN - SIN
Nonstop6h 30mScoot
Sun 25-502:45SIN - ICN
Nonstop6h 30mScoot
Deal found 1-4S$ 278
Thu 8-511:00PUS - SIN
1 stop25h 55mMultiple Airlines
Sat 10-500:35SIN - PUS
Nonstop6h 35mMultiple Airlines
Deal found 31-3S$ 289
Tue 8-413:10ICN - SIN
2 stops23h 10mChina Eastern
Mon 14-412:40SIN - ICN
2 stops21h 15mChina Eastern
Deal found 1-4S$ 293
Mon 21-415:00CJU - SIN
1 stop26h 40mShenzhen Airlines
Thu 24-418:10SIN - CJU
1 stop17h 55mShenzhen Airlines
Deal found 1-4S$ 308
Sun 9-1107:45PUS - SIN
Nonstop6h 50mSingapore Airlines
Sat 22-1123:30SIN - PUS
Nonstop6h 05mSingapore Airlines
Deal found 1-4S$ 309
Tue 5-808:35CJU - SIN
Nonstop5h 55mScoot
Mon 11-800:10SIN - CJU
Nonstop6h 05mScoot
Deal found 1-4S$ 310
Sat 31-516:45ICN - SIN
1 stop20h 10mShenzhen Airlines
Wed 4-603:40SIN - ICN
1 stop11h 00mShenzhen Airlines
Deal found 1-4S$ 313

Cheapflights Fare Finder

Customise your flight search to find flights from South Korea to Southeast Asia 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 200,618 searches. Data last updated 1 April 2025.
Use the filters below to find and compare flights from South Korea to Southeast Asia that are best for you.

Fly from

South Korea

Fly to

Southeast Asia

Route

Depart

Return

Price

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

Thu 8-5

18:05-23:35

Nonstop6h 30m

Singapore Changi

Sat 10-5

00:35-08:10

Nonstop6h 35m

S$ 238

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

Sat 28-6

11:00-11:55

1 stop25h 55m

Singapore Changi

Sat 5-7

13:05-07:05

1 stop17h 00m

S$ 249

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 9-7

08:15-20:45

1 stop13h 30m

Singapore Changi

Sun 13-7

23:25-19:05

1 stop18h 40m

S$ 270

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 10-5

16:10-21:30

Nonstop6h 20m

Singapore Changi

Wed 14-5

23:00-06:30

Nonstop6h 30m

S$ 271

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 6-6

17:55-12:10

1 stop19h 15m

Singapore Changi

Mon 9-6

13:05-16:35

1 stop26h 30m

S$ 277

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 12-5

11:30-17:00

Nonstop6h 30m

Singapore Changi

Sun 25-5

02:45-10:15

Nonstop6h 30m

S$ 278

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

Thu 8-5

11:00-11:55

1 stop25h 55m

Singapore Changi

Sat 10-5

00:35-08:10

Nonstop6h 35m

S$ 289

Jeju CitySingapore

CJU - SIN

CJUSIN

Jeju City

Tue 5-8

08:35-13:30

Nonstop5h 55m

Singapore Changi

Sun 10-8

00:10-07:15

Nonstop6h 05m

S$ 301

Jeju CitySingapore

CJU - SIN

CJUSIN

Jeju City

Mon 21-4

15:00-16:40

1 stop26h 40m

Singapore Changi

Mon 28-4

12:55-13:55

1 stop24h 00m

S$ 308

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

Sat 12-7

07:40-13:10

Nonstop6h 30m

Singapore Changi

Wed 16-7

23:05-06:20

Nonstop6h 15m

S$ 309

Flights are sorted by cheapest return flights first.

Deals found on 31-3

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

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia 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.

Cheapflights Insights

Everything you need to know about your flight from South Korea to Southeast Asia

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

Currently, January is the cheapest month in which you can book a flight from South Korea to Southeast Asia (average of S$ 134). Flying from South Korea to Southeast Asia in December is currently the most expensive (average of S$ 231). 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 KR to YJX?

Find hourly flight availability from South Korea to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 April 2025.

When flying from South Korea to Southeast Asia, 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 South Korea to Southeast Asia

Explore weekly flight availability from South Korea to Southeast Asia. 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 1 April 2025.

The most flights from KR0 to zzYJX are scheduled on a Monday (29 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (23 on average).

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 1 April 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Garuda Indonesia from South Korea to Southeast Asia by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Comfort

8.3

Crew

8.6

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very Good
1,170 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Comfort

8.3

Crew

8.6

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very Good
1,052 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Comfort

8.3

Crew

8.6

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Garuda Indonesia
8.2
Very Good
71 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Comfort

8.3

Crew

8.6

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Hainan Airlines
8.1
Very Good
36 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Comfort

8.3

Crew

8.6

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very Good
1,288 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Comfort

8.3

Crew

8.6

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from South Korea to Southeast Asia. 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 to fly from South Korea to Southeast Asia one-way?

    For one-way options, check prices for T'way Air. According to our data, you can fly for as low as S$ 97. Users have also found prices from S$ 105 and S$ 109 on Scoot and AirAsia X, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from South Korea to Southeast Asia 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 South Korea to Southeast Asia?

    Currently, January is the cheapest month in which you can book a flight from South Korea to Southeast Asia (average of S$ 134). Flying from South Korea to Southeast Asia in December is currently the most expensive (average of S$ 231). 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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Top 6 airlines flying from South Korea to Southeast Asia

Discover the top 6 airlines that operate flights from South Korea to Southeast Asia. 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 200,618 searches. Data last updated 1 April 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 211AverageS$ 361FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
T'way AirCheapestS$ 271AverageS$ 415FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Jeju AirCheapestS$ 317AverageS$ 499FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Asiana AirlinesCheapestS$ 410AverageS$ 527FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Singapore AirlinesCheapestS$ 432AverageS$ 621FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapestS$ 506AverageS$ 709FlexibilityNo 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 South Korea to Southeast Asia?

Cheapflights makes it easy to find South Korea to Southeast Asia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Southeast Asia from South Korea by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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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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