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$64+ Cheap flights from Incheon Intl (ICN) to Southeast Asia

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This Jin Air deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:30 pm
ICN
-
DAD
Nonstop4h 45m
Jin Air
Tue 9/2912:15 am
DAD
-
ICN
Nonstop4h 55m
Jin Air
Deal found 1/28$134
This Eastar Jet deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Eastar Jet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:55 pm
ICN
-
DAD
Nonstop5h 25m
Eastar Jet
Thu 3/191:20 am
DAD
-
ICN
Nonstop4h 45m
Eastar Jet
Deal found 1/27$143
This Jin Air deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:30 pm
ICN
-
DAD
Nonstop4h 45m
Jin Air
Tue 3/3112:15 am
DAD
-
ICN
Nonstop4h 55m
Jin Air
Deal found 1/28$144
This Booking.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:00 am
ICN
-
DAD
Nonstop4h 40m
VietJet Air
Sun 6/2811:45 pm
DAD
-
ICN
Nonstop4h 15m
VietJet Air
Deal found 1/28$147
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/267:00 am
ICN
-
DAD
Nonstop4h 40m
VietJet Air
Mon 6/2911:45 pm
DAD
-
ICN
Nonstop4h 15m
VietJet Air
Deal found 1/28$148
This Jin Air deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:30 pm
ICN
-
DAD
Nonstop4h 45m
Jin Air
Thu 4/2312:15 am
DAD
-
ICN
Nonstop4h 55m
Jin Air
Deal found 1/28$154
This Jin Air deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:40 pm
ICN
-
CXR
Nonstop5h 05m
Jin Air
Thu 5/2112:55 am
CXR
-
ICN
Nonstop5h 05m
Jin Air
Deal found 1/28$154
This Jin Air deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:30 pm
ICN
-
DAD
Nonstop4h 45m
Jin Air
Tue 4/2812:15 am
DAD
-
ICN
Nonstop4h 55m
Jin Air
Deal found 1/27$155
This Jin Air deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:40 pm
ICN
-
CXR
Nonstop5h 05m
Jin Air
Thu 10/2212:55 am
CXR
-
ICN
Nonstop5h 05m
Jin Air
Deal found 1/28$155
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:50 pm
ICN
-
BKK
Nonstop6h 20m
T'way Air
Fri 3/61:30 am
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 1/29$155
This Booking.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:45 am
ICN
-
CXR
Nonstop5h 10m
VietJet Air
Thu 11/196:00 pm
CXR
-
ICN
Nonstop4h 50m
VietJet Air
Deal found 1/28$157
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/105:05 pm
ICN
-
BKK
Nonstop6h 20m
Eastar Jet
Sat 2/1410:25 pm
BKK
-
ICN
Nonstop5h 55m
Eastar Jet
Deal found 1/27$159

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$143
(Eastar Jet)

One-way from

$64
(Kiwi.com)

Popular in

October

Cheapest in

June

Average price

$250
Provider with most accurate pricing for Seoul (SEL)-Manila Ninoy Aquino Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Manila Ninoy Aquino Intl flights.
Search Deals
From Incheon Intl to Southeast Asia
Search Deals
One-way flight from Incheon Intl to Southeast Asia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 29, 2026.
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

Sun 5/17

10:05 am-9:05 pm

1 stop13h 00m

Bangkok Suvarnabhumi

Thu 5/21

3:55 pm-5:50 am

1 stop11h 55m

$192

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 6/3

6:05 pm-2:45 pm

1 stop22h 40m

Bangkok Suvarnabhumi

Mon 6/8

10:15 pm-4:35 pm

1 stop16h 20m

$192

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 6/4

6:05 pm-10:50 am

1 stop18h 45m

Bangkok Suvarnabhumi

Tue 6/9

6:05 pm-6:00 am

1 stop9h 55m

$192

IncheonDa Nang

ICN - DAD

ICNDAD

Incheon Intl

Sun 4/12

8:30 pm-11:15 pm

Nonstop4h 45m

Da Nang

Mon 4/13

12:15 am-7:10 am

Nonstop4h 55m

$196

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Thu 3/5

6:05 pm-10:20 pm

Nonstop5h 15m

Manila Ninoy Aquino Intl

Mon 3/9

11:20 pm-4:10 am

Nonstop3h 50m

$204

IncheonDa Nang

ICN - DAD

ICNDAD

Incheon Intl

Fri 4/10

8:30 pm-11:15 pm

Nonstop4h 45m

Da Nang

Tue 4/14

12:15 am-7:10 am

Nonstop4h 55m

$214

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Fri 4/10

7:05 pm-10:20 pm

Nonstop4h 15m

Manila Ninoy Aquino Intl

Wed 4/15

11:20 pm-4:30 am

Nonstop4h 10m

$215

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Wed 3/11

1:00 pm-4:15 pm

Nonstop4h 15m

Manila Ninoy Aquino Intl

Fri 3/20

7:00 am-11:55 am

Nonstop3h 55m

$222

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Mon 6/1

7:35 am-10:35 am

Nonstop4h 00m

Manila Ninoy Aquino Intl

Thu 6/4

11:45 pm-5:00 am

Nonstop4h 15m

$234

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

Sun 3/1

1:00 pm-4:15 pm

Nonstop4h 15m

Manila Ninoy Aquino Intl

Wed 3/4

7:00 am-11:55 am

Nonstop3h 55m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 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 round-trip 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, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Southeast Asia (average of $96). Flying from Incheon Intl Airport to Southeast Asia in January is currently the most expensive (average of $169). 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 January 29, 2026.

It’s typically best to fly out from Incheon Intl Airport to Southeast Asia in the morning. Doing so could potentially save you 35% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Incheon Intl Airport to Southeast Asia?

Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Southeast Asia. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Incheon Intl Airport to Southeast Asia flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 January 29, 2026.

The most flights from ICN to zzYJX are scheduled on a Wednesday (41 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (33 on average).

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 January 29, 2026.
Read reviews from past customers who have flown Jin Air, Korean Air, and Asiana Airlines from Incheon Intl Airport to Southeast Asia. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jin Air
8.6
Very good
22 reviews

Comfort

8.0

Crew

9.1

Boarding

8.9

Entertainment

7.5

Overall

8.6

Food

7.7
Jin Air
8.6
Very good
22 reviews
Jin Air
8.6
Very good
22 reviews

Comfort

8.0

Crew

9.1

Boarding

8.9

Entertainment

7.5

Overall

8.6

Food

7.7
Korean Air
8.4
Very good
1,188 reviews
Jin Air
8.6
Very good
22 reviews

Comfort

8.0

Crew

9.1

Boarding

8.9

Entertainment

7.5

Overall

8.6

Food

7.7
Asiana Airlines
8.1
Very good
501 reviews
Jin Air
8.6
Very good
22 reviews

Comfort

8.0

Crew

9.1

Boarding

8.9

Entertainment

7.5

Overall

8.6

Food

7.7
Jeju Air
7.6
Good
36 reviews
Jin Air
8.6
Very good
22 reviews

Comfort

8.0

Crew

9.1

Boarding

8.9

Entertainment

7.5

Overall

8.6

Food

7.7
VietJet Air
5.5
Fair
159 reviews
Jin Air
8.6
Very good
22 reviews

Comfort

8.0

Crew

9.1

Boarding

8.9

Entertainment

7.5

Overall

8.6

Food

7.7

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.

  • How long is the flight from Incheon Intl Airport to Southeast Asia?

    For as low as $196, Vietnam Airlines can have you in Southeast Asia from Incheon Intl Airport in 4h 45m. Incheon Intl Airport and Southeast Asia are separated by a distance of 1850 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $44 on Air Seoul. Other airlines that offer cheap prices include Jeju Air from $53 and VietJet Air from $55 one-way.

  • What are the most popular routes from Incheon Intl Airport to Southeast Asia?

    Most travelers choose Incheon Intl - Bangkok Suvarnabhumi, Incheon Intl - Manila Ninoy Aquino Intl or Incheon Intl - Nha Trang Cam Ranh when deciding on the best route from Incheon Intl Airport to Southeast Asia.

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

    The top 3 most reliable airlines when flying from Incheon Intl Airport to Southeast Asia are Air Busan (93%), AIR PREMIA (86%) and Kuwait Airways (86%).

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

    Looking at all options, your cheapest flight can be booked for $101. While the most popular route (Incheon Intl - Bangkok Suvarnabhumi) can be booked for $190 on average, our data indicates $726 when flying from Incheon Intl Airport to Southeast Asia.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Southeast Asia (average of $96). Flying from Incheon Intl Airport to Southeast Asia in January is currently the most expensive (average of $169). 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.

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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.
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Top 10 airlines flying from Incheon Intl to Southeast Asia

Discover the top 10 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 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Eastar JetCheapest$60Average$254FlexibilityNo cancel feeOn-time86%
Air SeoulCheapest$62Average$163FlexibilityNo cancel feeOn-timeN/A
ScootCheapest$79Average$307FlexibilityNo cancel feeOn-timeN/A
Philippine AirlinesCheapest$86Average$226FlexibilityNo cancel feeOn-time60%
AIR PREMIACheapest$92Average$272FlexibilityNo cancel feeOn-timeN/A
Thai AirAsia XCheapest$93Average$209FlexibilityNo cancel feeOn-timeN/A
Thai Vietjet AirCheapest$106Average$250FlexibilityNo cancel feeOn-timeN/A
Philippines AirAsiaCheapest$129Average$203FlexibilityNo cancel feeOn-time53%
Vietnam AirlinesCheapest$138Average$253FlexibilityNo cancel feeOn-time81%
Air BusanCheapest$149Average$217FlexibilityNo cancel feeOn-time94%

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