How many flights depart from Incheon Intl Airport to Southeast Asia on average per week?

As of March 2026, there are 284 flights per week flying from Incheon Intl Airport to Southeast Asia. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How many flights depart from Incheon Intl Airport to Southeast Asia on average per day?

40 flights are operational daily from Incheon Intl Airport to Southeast Asia as of March 2026. The most popular departure time for this route is 18:00, with 44% of flights per day taking off in the evening.

What is the cheapest airline that flies from Incheon Intl to Southeast Asia?

Jin Air, Thai Vietjet Air, and Jeju Air are the most popular carriers operating from Incheon Intl to Southeast Asia

When did momondo last update prices for flights from Incheon Intl Airport to Southeast Asia?

Prices for flights from Incheon Intl Airport to Southeast Asia were last updated today.

How old do you have to be to fly from Incheon Intl Airport to Southeast Asia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Southeast Asia.

What documentation or ID do you need to fly to Southeast Asia?

The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$111 Cheap Flights from Incheon Intl Airport to Southeast Asia in 2026

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Find the cheapest flights from Incheon Intl Airport to Southeast Asia

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

18:00 - 22:05

ICN

BKK

6h 05mdirect

00:05 - 07:40

BKK

ICN

5h 35mdirect

$247T'way Air

Sat, 12 Sep - Fri, 18 Sep

18:00 - 22:05

ICN

BKK

6h 05mdirect

00:05 - 07:40

BKK

ICN

5h 35mdirect

$249T'way Air

Sat, 12 Sep - Wed, 16 Sep

18:00 - 22:05

ICN

BKK

6h 05mdirect

00:05 - 07:40

BKK

ICN

5h 35mdirect

$250T'way Air

Sun, 6 Sep - Tue, 8 Sep

19:55 - 23:45

ICN

BKK

5h 50mdirect

00:45 - 08:25

BKK

ICN

5h 40mdirect

$282Jin Air

Sat, 26 Sep - Tue, 29 Sep

19:55 - 23:45

ICN

BKK

5h 50mdirect

00:45 - 08:25

BKK

ICN

5h 40mdirect

$284Jin Air

Sat, 26 Sep - Tue, 29 Sep

19:55 - 23:45

ICN

BKK

5h 50mdirect

00:45 - 08:25

BKK

ICN

5h 40mdirect

$291Jin Air

Sat, 26 Sep - Mon, 28 Sep

10:35 - 15:00

ICN

DPS

29h 25m

1 stop

16:00 - 06:40

DPS

ICN

13h 40m

1 stop

$412Vietnam Airlines

Mon, 8 Jun - Sun, 14 Jun

10:35 - 15:00

ICN

DPS

29h 25m

1 stop

16:00 - 06:40

DPS

ICN

13h 40m

1 stop

$416Vietnam Airlines

Tue, 1 Sep - Wed, 16 Sep

08:15 - 21:45

ICN

DPS

14h 30m

1 stop

15:25 - 07:00

DPS

ICN

14h 35m

1 stop

$433Multiple Airlines

Thu, 14 May - Tue, 19 May

08:15 - 21:10

ICN

DPS

13h 55m

1 stop

14:30 - 07:00

DPS

ICN

15h 30m

1 stop

$435Multiple Airlines

Thu, 14 May - Tue, 19 May

Malaysia Airlines flights from Incheon Intl Airport to Southeast Asia

Our best Malaysia Airlines deals on Incheon Intl Airport to Southeast Asia flight tickets

Malaysia Airlines

9 May

ICN11:00Incheon Intl

9h 55m

1 stop

BKK18:55Bangkok Suvarnabhumi

23 May

BKK06:00Bangkok Suvarnabhumi

13h 15m

1 stop

ICN21:15Incheon Intl

$359

Malaysia Airlines

26 Aug

ICN11:00Incheon Intl

29h 30m

1 stop

DPS15:30Denpasar Bali Ngurah Rai

2 Sept

DPS19:20Denpasar Bali Ngurah Rai

24h 55m

1 stop

ICN21:15Incheon Intl

$448

Malaysia Airlines

23 May

ICN11:00Incheon Intl

32h 30m

1 stop

DPS18:30Denpasar Bali Ngurah Rai

5 June

DPS16:25Denpasar Bali Ngurah Rai

13h 45m

1 stop

ICN07:10Incheon Intl

$454

T'way Air flights from Incheon Intl Airport to Southeast Asia

Our best T'way Air deals on Incheon Intl Airport to Southeast Asia flight tickets

T'way Air

12 Sept

ICN18:00Incheon Intl

6h 05m

BKK22:05Bangkok Suvarnabhumi

16 Sept

BKK00:05Bangkok Suvarnabhumi

5h 35m

ICN07:40Incheon Intl

$247

T'way Air

12 Sept

ICN18:00Incheon Intl

6h 05m

BKK22:05Bangkok Suvarnabhumi

16 Sept

BKK00:05Bangkok Suvarnabhumi

5h 35m

ICN07:40Incheon Intl

$249

T'way Air

5 Sept

ICN18:00Incheon Intl

6h 05m

BKK22:05Bangkok Suvarnabhumi

8 Sept

BKK00:05Bangkok Suvarnabhumi

5h 35m

ICN07:40Incheon Intl

$250

momondo Fare Finder

Use the filters below to find and compare flights from Incheon Intl Airport to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 12/9

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Fri 18/9

00:05-07:40

Nonstop5h 35m

$247

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 12/9

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 16/9

00:05-07:40

Nonstop5h 35m

$249

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 6/9

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Tue 8/9

00:05-07:40

Nonstop5h 35m

$250

Fastest return journey

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 26/9

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Tue 29/9

00:45-08:25

Nonstop5h 40m

$282

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 26/9

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Tue 29/9

00:45-08:25

Nonstop5h 40m

$284

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 26/9

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Mon 28/9

00:45-08:25

Nonstop5h 40m

$291

IncheonDenpasar

ICN - DPS

ICNDPS

Incheon Intl

Mon 8/6

10:35-15:00

1 stop29h 25m

Denpasar Bali Ngurah Rai

Sun 14/6

16:00-06:40

1 stop13h 40m

$412

IncheonDenpasar

ICN - DPS

ICNDPS

Incheon Intl

Tue 1/9

10:35-15:00

1 stop29h 25m

Denpasar Bali Ngurah Rai

Wed 16/9

16:00-06:40

1 stop13h 40m

$416

IncheonDenpasar

ICN - DPS

ICNDPS

Incheon Intl

Thu 14/5

08:15-21:45

1 stop14h 30m

Denpasar Bali Ngurah Rai

Tue 19/5

15:25-07:00

1 stop14h 35m

$433

IncheonDenpasar

ICN - DPS

ICNDPS

Incheon Intl

Thu 14/5

08:15-21:10

1 stop13h 55m

Denpasar Bali Ngurah Rai

Tue 19/5

14:30-07:00

1 stop15h 30m

$435

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Incheon Intl Airport to Southeast Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Southeast Asia?

The cheapest month to fly to Southeast Asia from Incheon Intl Airport is in May. Flight prices, which tend to average around $381, are often lower during this time because this is during the off-season. The month of June is another great option to travel to Southeast Asia, with average flight prices from Incheon Intl Airport averaging around $509.

What is the cheapest day to depart on your flight to Southeast Asia?

Our data shows that Friday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as $675. On the other hand, Sunday is the most expensive day to depart from Incheon Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $786.

What is the cheapest time of day to depart on your flight to Southeast Asia?

In the afternoon is the cheapest time of day to fly from Incheon Intl Airport to Southeast Asia when you can find flight prices for as low as $675. Flying to Southeast Asia in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of $782.

What is the cheapest Incheon Intl to Southeast Asia flight route?

Fly from Incheon Intl to Bangkok Suvarnabhumi for the best Incheon Intl - Southeast Asia flight prices

How far in advance should I book a flight to Southeast Asia?

You are more likely to see cheaper flights to Southeast Asia from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $648 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Incheon Intl Airport for as low as $448 on momondo.

What cabin class options are available on Incheon Intl to Southeast Asia flights?

There are 3 cabin classes available to choose from on Incheon Intl to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Incheon Intl Airport to Southeast Asia flights?

No. A direct flight is the cheapest option for a flight between Incheon Intl Airport to Southeast Asia.

Cheap Incheon Intl Airport to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Southeast Asia

Fastest flight time	7h 15m
Direct flights	Every day
Airports in Southeast Asia	295 airports

The fastest flight from Incheon Intl Airport to Southeast Asia takes 7h 15m

Direct flights go from Incheon Intl Airport to Southeast Asia every day.

There are 295 airports in Southeast Asia. From Incheon Intl Airport there are direct flights to Bangkok Suvarnabhumi (BKK).

Search flight deals

When did momondo last update prices for flights from Incheon Intl Airport to Southeast Asia?
Prices for flights from Incheon Intl Airport to Southeast Asia were last updated today.
How old do you have to be to fly from Incheon Intl Airport to Southeast Asia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Incheon Intl Airport to Southeast Asia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Incheon Intl Airport to Southeast Asia is Boeing 737-800 (32.46% of total bookings). The next most popular plane models are Airbus A321-100/200 (17.23%), Boeing 737 MAX 8 (9.28%), and Airbus A330-300 (7.66%).

Best airlines flying from Incheon Intl Airport to Southeast Asia

Compare and see reviews for airlines that fly from Incheon Intl Airport to Southeast Asia with momondo

Airline	Rating	Free cancellation	Price
VietJet Air	PriceFrom $263	Free cancellation	Rating 5.6 164 reviews		Search VietJet Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Southeast Asia?

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Can I find flights from Seoul to Southeast Asia with flexible booking policies on momondo?

All flight searches from Seoul to Southeast Asia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seoul to Southeast Asia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southeast Asia from Seoul.

I’m not ready to book a flight from Seoul to Southeast Asia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seoul to Southeast Asia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.