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Cheap flights from Incheon Intl Airport to Southeast Asia from $178

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
5 May — 12 May1
1 adult

Cheap flight deals from Incheon Intl to Southeast Asia

Keep the following information in mind while searching for Incheon Intl to Southeast Asia flight deals. Data was last updated 30 April 2025.

Round-trip from

$208

One-way from

$178

Popular in

January

Cheapest in

May

Average price

$375
AIR PREMIA
  • AIR PREMIA
  • 10/5-15/5
  • Nonstop
  • 12h 00m total
  • Incheon to Southeast Asia
Search Deals
Jin Air
  • Jin Air
  • 5/5
  • Nonstop
  • 5h 50m total
  • Incheon to Southeast Asia
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($148 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Incheon Intl to Southeast Asia

Cheapest flights from Incheon Intl to Southeast Asia
Explore the most affordable flight options available from Incheon Intl to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Sat 10/516:50ICN - BKK
Nonstop6h 20mAIR PREMIA
Thu 15/522:45BKK - ICN
Nonstop5h 40mAIR PREMIA
Deal found 30/4$208
Tue 1/718:00ICN - BKK
Nonstop6h 35mT'way Air
Thu 10/700:05BKK - ICN
Nonstop5h 35mT'way Air
Deal found 28/4$212
Mon 26/520:05ICN - BKK
Nonstop5h 54mJeju Air
Wed 4/601:00BKK - ICN
Nonstop5h 40mJeju Air
Deal found 29/4$214
Sat 17/519:55ICN - BKK
Nonstop5h 50mJin Air
Fri 23/500:55BKK - ICN
Nonstop5h 30mJin Air
Deal found 29/4$269
Fri 4/710:05ICN - BKK
1 stop10h 00mVietnam Airlines
Tue 8/719:05BKK - ICN
1 stop8h 45mVietnam Airlines
Deal found 29/4$273
Thu 21/817:30ICN - BKK
Nonstop5h 50mEastar Jet
Wed 3/922:20BKK - ICN
Nonstop5h 40mEastar Jet
Deal found 29/4$356
Thu 22/516:40ICN - BKK
1 stop11h 35mShenzhen Airlines
Sat 24/503:15BKK - ICN
1 stop10h 25mShenzhen Airlines
Deal found 30/4$387
Sun 6/710:35ICN - DPS
1 stop29h 25mVietnam Airlines
Tue 15/716:00DPS - ICN
1 stop23h 25mVietnam Airlines
Deal found 28/4$397
Fri 16/515:40ICN - DPS
Nonstop7h 05mJeju Air
Thu 22/522:45DPS - ICN
Nonstop7h 25mJeju Air
Deal found 29/4$400
Mon 12/520:30ICN - BKK
1 stop17h 45mPhilippine Airlines
Sat 24/523:20BKK - ICN
1 stop18h 00mPhilippine Airlines
Deal found 30/4$422
Wed 29/1007:00ICN - DPS
1 stop29h 55mVietJet Air
Wed 12/1115:35DPS - ICN
1 stop17h 15mVietJet Air
Deal found 30/4$426
Wed 28/500:10ICN - DPS
1 stop19h 20mMalaysia Airlines
Fri 13/616:25DPS - ICN
1 stop27h 00mMalaysia Airlines
Deal found 30/4$443

Cheapflights Fare Finder

Customise your flight search to find flights from Incheon Intl 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 647,157 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Southeast Asia that are best for you.

Fly from

Incheon Intl

Fly to

Southeast Asia

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 10/5

16:50-21:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Thu 15/5

22:45-06:25

Nonstop5h 40m

$208

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 1/7

18:00-22:35

Nonstop6h 35m

Bangkok Suvarnabhumi

Tue 15/7

00:05-07:40

Nonstop5h 35m

$212

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 26/5

20:05-23:59

Nonstop5h 54m

Bangkok Suvarnabhumi

Wed 4/6

01:00-08:40

Nonstop5h 40m

$214

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 17/5

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Fri 23/5

00:55-08:25

Nonstop5h 30m

$269

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 4/7

10:05-21:05

1 stop13h 00m

Bangkok Suvarnabhumi

Tue 8/7

11:55-05:50

1 stop15h 55m

$272

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 21/8

17:30-21:20

Nonstop5h 50m

Bangkok Suvarnabhumi

Fri 29/8

22:20-06:00

Nonstop5h 40m

$356

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 4/6

07:20-10:55

Nonstop5h 35m

Bangkok Suvarnabhumi

Mon 4/8

11:55-19:40

Nonstop5h 45m

$386

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 22/5

16:40-02:15

1 stop11h 35m

Bangkok Suvarnabhumi

Sat 24/5

03:15-15:40

1 stop10h 25m

$387

IncheonDenpasar

ICN - DPS

ICNDPS

Incheon Intl

Sun 6/7

10:35-15:00

1 stop29h 25m

Denpasar Bali Ngurah Rai

Tue 15/7

16:00-16:25

1 stop23h 25m

$397

IncheonDenpasar

ICN - DPS

ICNDPS

Incheon Intl

Fri 16/5

15:40-21:45

Nonstop7h 05m

Denpasar Bali Ngurah Rai

Thu 22/5

22:45-07:10

Nonstop7h 25m

$400

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 42 results
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Best time to book a flight from Incheon Intl to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Incheon Intl 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 Incheon Intl Airport to Southeast Asia

What is the cheapest month to book a flight from Incheon Intl Airport to Southeast Asia?

Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to Southeast Asia (average of $489). Flying from Incheon Intl Airport to Southeast Asia in December is currently the most expensive (average of $911). 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 ICN to YJX?

Find hourly flight availability from Incheon Intl 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 30 April 2025.

When flying from Incheon Intl Airport 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 Incheon Intl Airport to Southeast Asia

Explore weekly flight availability from Incheon Intl 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 30 April 2025.

The most flights from ICN to zzYJX are scheduled on a Wednesday (34 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (29 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 30 April 2025.
See what other customers who have flown with EVA Air, Korean Air and Asiana Airlines from Seoul to Southeast Asia have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very Good
1,186 reviews
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very Good
1,068 reviews
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Asiana Airlines
8.2
Very Good
442 reviews
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
AIR PREMIA
8.2
Very Good
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl 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 Incheon Intl Airport to Southeast Asia one-way?

    One-way options have recently been found by users for as low as $178 on Jin Air. Other airlines that offer cheap prices include Jeju Air from $184 and AIR PREMIA from $194 one-way.

  • What are the most reliable airlines from Incheon Intl Airport to Southeast Asia?

    Consider Oman Air (86%), Turkish Airlines (86%) or EL AL (75%) when booking your flight. These represent the most reliable airlines when flying from Incheon Intl Airport to Southeast Asia.

  • What are the cheapest flights from Incheon Intl Airport to Southeast Asia?

    Looking for the cheapest flight from Incheon Intl Airport to Southeast Asia? While on average our users pay $478, our data indicates the cheapest price to be $155. The most popular route (Incheon Intl - Bangkok Suvarnabhumi), is priced around $365.

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

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

  • How can I find direct flights from Incheon Intl to Southeast Asia?

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

  • Can I find deals for business class flights from Incheon Intl to Southeast Asia?

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to Southeast Asia?

    Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to Southeast Asia (average of $489). Flying from Incheon Intl Airport to Southeast Asia in December is currently the most expensive (average of $911). 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 Incheon Intl to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Taiwan Taoyuan Intl flights
Incheon Intl to Suvarnabhumi flights
Incheon Intl to Denpasar flights
Incheon Intl to Hong Kong flights
Incheon Intl to Narita flights

Top 4 airlines flying from Incheon Intl to Southeast Asia

Discover the top 4 airlines that operate flights from Incheon Intl 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 647,157 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsia XCheapest$229Average$346FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
China EasternCheapest$307Average$477FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Asiana AirlinesCheapest$439Average$447FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest$519Average$594FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Incheon Intl to Southeast Asia?

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Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Southeast Asia?

Cheapflights helps you find that perfect flight to Southeast Asia from Incheon Intl 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 Incheon Intl to Southeast Asia with no change fees?

Need flexible booking options for your flight to Southeast Asia from Incheon Intl? 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 Incheon Intl to Southeast Asia become cheaper?

Yes, Cheapflights offers price alerts on Incheon Intl to Southeast Asia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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