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Cheap flights from South Korea to Southeast Asia from S$ 100

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 3-3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
26 helmi — 5 maalis1
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 21 helmikuu 2025.

Round-trip from

S$ 259

One-way from

S$ 100

Popular in

January

Cheapest in

June

Average price

S$ 404
Vietnam Airlines
  • Vietnam Airlines
  • 30-5-3-6
  • 2 total stops
  • 42h 55m total
  • South Korea to Southeast Asia
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T'way Air
  • T'way Air
  • 3-3
  • Nonstop
  • 6h 55m total
  • South Korea to Southeast Asia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (S$ 106 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 February 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 21 helmikuu 2025.

pe 30-511:00PUS - SIN
1 stop25h 55mVietnam Airlines
ti 3-613:05SIN - PUS
1 stop17h 00mVietnam Airlines
Deal found 21-2S$ 259
ke 5-307:35ICN - SIN
1 stop9h 35mMultiple Airlines
ma 10-302:30SIN - ICN
Nonstop6h 20mMultiple Airlines
Deal found 19-2S$ 263
ma 3-315:30ICN - SIN
Nonstop6h 55mT'way Air
ma 17-302:30SIN - ICN
Nonstop6h 20mT'way Air
Deal found 20-2S$ 265
pe 6-618:05ICN - SIN
1 stop18h 50mVietnam Airlines
ma 9-613:05SIN - ICN
1 stop26h 30mVietnam Airlines
Deal found 20-2S$ 267
ma 3-317:45PUS - SIN
Nonstop6h 40mJeju Air
to 6-300:25SIN - PUS
Nonstop6h 40mJeju Air
Deal found 21-2S$ 287
su 16-312:45PUS - SIN
1 stop19h 05mAir China
to 20-309:30SIN - PUS
1 stop25h 15mAir China
Deal found 20-2S$ 297
ke 5-308:40CJU - SIN
Nonstop6h 30mScoot
to 6-300:25SIN - CJU
Nonstop6h 00mScoot
Deal found 20-2S$ 305
su 2-314:55ICN - SIN
1 stop21h 45mShenzhen Airlines
ti 4-318:30SIN - ICN
1 stop20h 10mShenzhen Airlines
Deal found 20-2S$ 313
la 1-316:15ICN - SIN
1 stop21h 15mChina Southern
ti 4-317:50SIN - ICN
1 stop19h 00mChina Southern
Deal found 20-2S$ 317
to 27-312:00TAE - SIN
2 stops38h 30mChina Eastern
su 30-300:55SIN - TAE
1 stop9h 05mChina Eastern
Deal found 19-2S$ 318
ma 10-312:35PUS - SIN
1 stop27h 25mChina Eastern
ke 12-323:00SIN - PUS
1 stop11h 35mChina Eastern
Deal found 21-2S$ 320
ke 26-207:25ICN - SIN
3 stops19h 05mChina Eastern
to 27-202:30SIN - ICN
1 stop18h 15mChina Eastern
Deal found 20-2S$ 324

Find flights from South Korea to Southeast Asia within your budget

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 21 helmikuu 2025.

Fly from

South Korea

Fly to

Southeast Asia

Route

Depart

Return

Price

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

pe 30-5

11:00-11:55

1 stop25h 55m

Singapore Changi

ti 3-6

13:05-07:05

1 stop17h 00m

S$ 259

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

ke 5-3

07:35-16:10

1 stop9h 35m

Singapore Changi

ma 10-3

02:30-09:50

Nonstop6h 20m

S$ 263

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

ma 3-3

18:50-01:00

Nonstop7h 10m

Singapore Changi

la 8-3

23:00-06:35

Nonstop6h 35m

S$ 265

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

pe 6-6

18:05-11:55

1 stop18h 50m

Singapore Changi

ma 9-6

13:05-16:35

1 stop26h 30m

S$ 267

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

ma 3-3

17:45-23:25

Nonstop6h 40m

Singapore Changi

to 6-3

00:25-08:05

Nonstop6h 40m

S$ 287

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

su 16-3

12:45-06:50

1 stop19h 05m

Singapore Changi

to 20-3

09:30-11:45

1 stop25h 15m

S$ 297

Jeju CitySingapore

CJU - SIN

CJUSIN

Jeju City

ke 5-3

08:40-14:10

Nonstop6h 30m

Singapore Changi

to 6-3

00:25-07:25

Nonstop6h 00m

S$ 305

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

su 2-3

14:55-11:40

1 stop21h 45m

Singapore Changi

ti 4-3

18:30-15:40

1 stop20h 10m

S$ 313

BusanSingapore

PUS - SIN

PUSSIN

Busan Gimhae

to 6-3

12:35-17:10

1 stop29h 35m

Singapore Changi

su 9-3

00:25-11:35

1 stop10h 10m

S$ 317

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

su 9-3

16:15-12:30

1 stop21h 15m

Singapore Changi

to 13-3

08:00-21:50

1 stop12h 50m

S$ 318

Flights are sorted by cheapest return flights first.

Deals found on 20-2

Showing 1-10 of 60 results
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6

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.

Travel insights for flights from South Korea to Southeast Asia

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

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$ 230). 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 21 helmikuu 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 21 helmikuu 2025.

The most flights from KR0 to zzYJX are scheduled on a Wednesday (44 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (35 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 21 helmikuu 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines 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
1,200 reviews
Check prices

Comfort

8.2

Overall

8.4

Crew

8.6

Food

8.0

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

EVA Air
8.4
Very Good
1,200 reviews
EVA Air
8.4
Very Good
1,200 reviews
Check prices

Comfort

8.2

Overall

8.4

Crew

8.6

Food

8.0

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Korean Air
8.4
Very Good
1,037 reviews
EVA Air
8.4
Very Good
1,200 reviews
Check prices

Comfort

8.2

Overall

8.4

Crew

8.6

Food

8.0

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Japan Airlines
8.3
Very Good
1,440 reviews
EVA Air
8.4
Very Good
1,200 reviews
Check prices

Comfort

8.2

Overall

8.4

Crew

8.6

Food

8.0

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Asiana Airlines
8.3
Very Good
445 reviews
EVA Air
8.4
Very Good
1,200 reviews
Check prices

Comfort

8.2

Overall

8.4

Crew

8.6

Food

8.0

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Garuda Indonesia
8.1
Very Good
76 reviews
EVA Air
8.4
Very Good
1,200 reviews
Check prices

Comfort

8.2

Overall

8.4

Crew

8.6

Food

8.0

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

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$ 100. Users have also found prices from S$ 107 and S$ 112 on Vietnam Airlines and Jeju Air, 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$ 230). 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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Alternative routes for South Korea to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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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 21 helmikuu 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 210AverageS$ 386FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
T'way AirCheapestS$ 336AverageS$ 441FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Asiana AirlinesCheapestS$ 408AverageS$ 527FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Jeju AirCheapestS$ 417AverageS$ 496FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Singapore AirlinesCheapestS$ 449AverageS$ 664FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapestS$ 504AverageS$ 668FlexibilityNo 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.

Can Cheapflights notify me if prices for flights from South Korea to Southeast Asia 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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