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Cheap flights from Incheon Intl Airport to Southeast Asia from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Southeast Asia departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Incheon Intl Airport to Southeast Asia

Cheap round-trip flights

T'way Air Logo
6:00 pm - 10:05 pmICN-BKK
6h 05mnonstop
T'way Air Logo
12:05 am - 7:40 amBKK-ICN
5h 35mnonstop
$116T'way Air
Find Deal
do, okt. 16 - vr, okt. 24
T'way Air Logo
6:00 pm - 10:05 pmICN-BKK
6h 05mnonstop
T'way Air Logo
12:05 am - 7:40 amBKK-ICN
5h 35mnonstop
$118T'way Air
Find Deal
do, okt. 16 - vr, okt. 24
Jeju Air Logo
8:05 pm - 11:55 pmICN-BKK
5h 50mnonstop
Jeju Air Logo
1:00 am - 8:40 amBKK-ICN
5h 40mnonstop
$130Jeju Air
Find Deal
di, okt. 14 - ma, okt. 20
Jeju Air Logo
8:05 pm - 11:55 pmICN-BKK
5h 50mnonstop
Jeju Air Logo
1:00 am - 8:40 amBKK-ICN
5h 40mnonstop
$131Jeju Air
Find Deal
vr, okt. 17 - ma, okt. 20
VietJet Air Logo
1:50 am - 4:40 amICN-CXR
4h 50mnonstop
VietJet Air Logo
10:45 pm - 5:35 amCXR-ICN
4h 50mnonstop
$142VietJet Air
Find Deal
do, okt. 23 - vr, okt. 31
VietJet Air Logo
1:50 am - 4:40 amICN-CXR
4h 50mnonstop
VietJet Air Logo
10:45 pm - 5:35 amCXR-ICN
4h 50mnonstop
$143VietJet Air
Find Deal
do, okt. 23 - vr, okt. 31
Philippine Airlines Logo
8:30 pm - 11:45 pmICN-MNL
4h 15mnonstop
Philippine Airlines Logo
12:50 am - 6:00 amMNL-ICN
4h 10mnonstop
$172Philippine Airlines
Find Deal
ma, okt. 13 - wo, okt. 15
Philippine Airlines Logo
8:30 pm - 11:45 pmICN-MNL
4h 15mnonstop
Philippine Airlines Logo
2:10 pm - 7:25 pmMNL-ICN
4h 15mnonstop
$173Philippine Airlines
Find Deal
za, okt. 11 - di, okt. 28
Asiana Airlines Logo
7:25 pm - 10:45 pmICN-SGN
5h 20mnonstop
Asiana Airlines Logo
12:10 pm - 7:20 pmSGN-ICN
5h 10mnonstop
$229Asiana Airlines
Find Deal
do, okt. 16 - vr, nov. 7
Asiana Airlines Logo
7:25 pm - 10:45 pmICN-SGN
5h 20mnonstop
Asiana Airlines Logo
12:05 am - 7:10 amSGN-ICN
5h 05mnonstop
$236Asiana Airlines
Find Deal
vr, okt. 17 - ma, okt. 20

Jeju Air flights from Incheon Intl Airport to Southeast Asia

Our best Jeju Air deals on Incheon Intl Airport to Southeast Asia flight tickets
Jeju Air
Oct 14
ICN8:05 pmIncheon Intl
5h 50m
BKK11:55 pmBangkok Suvarnabhumi
Oct 20
BKK1:00 amBangkok Suvarnabhumi
5h 40m
ICN8:40 amIncheon Intl
$130
Find similar
Jeju Air
Oct 17
ICN8:05 pmIncheon Intl
5h 50m
BKK11:55 pmBangkok Suvarnabhumi
Oct 20
BKK1:00 amBangkok Suvarnabhumi
5h 40m
ICN8:40 amIncheon Intl
$131
Find similar
Jeju Air
Oct 9
ICN8:05 pmIncheon Intl
5h 50m
BKK11:55 pmBangkok Suvarnabhumi
Oct 18
BKK1:00 amBangkok Suvarnabhumi
5h 40m
ICN8:40 amIncheon Intl
$133
Find similar

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
Oct 16
ICN6:00 pmIncheon Intl
6h 05m
BKK10:05 pmBangkok Suvarnabhumi
Oct 24
BKK12:05 amBangkok Suvarnabhumi
5h 35m
ICN7:40 amIncheon Intl
$116
Find similar
T'way Air
Oct 16
ICN6:00 pmIncheon Intl
6h 05m
BKK10:05 pmBangkok Suvarnabhumi
Oct 24
BKK12:05 amBangkok Suvarnabhumi
5h 35m
ICN7:40 amIncheon Intl
$118
Find similar
T'way Air
Oct 16
ICN6:00 pmIncheon Intl
6h 05m
BKK10:05 pmBangkok Suvarnabhumi
Oct 23
BKK12:05 amBangkok Suvarnabhumi
5h 35m
ICN7:40 amIncheon Intl
$120
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated september 25, 2025.
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

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

do 10/16

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

vr 10/24

12:05 am-7:40 am

Nonstop5h 35m

$116

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

do 10/16

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

vr 10/24

12:05 am-7:40 am

Nonstop5h 35m

$118

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

di 10/14

8:05 pm-11:55 pm

Nonstop5h 50m

Bangkok Suvarnabhumi

ma 10/20

1:00 am-8:40 am

Nonstop5h 40m

$130

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

vr 10/17

8:05 pm-11:55 pm

Nonstop5h 50m

Bangkok Suvarnabhumi

ma 10/20

1:00 am-8:40 am

Nonstop5h 40m

$131

IncheonNha Trang

ICN - CXR

ICNCXR

Incheon Intl

do 10/23

1:50 am-4:40 am

Nonstop4h 50m

Nha Trang Cam Ranh

vr 10/31

10:45 pm-5:35 am

Nonstop4h 50m

$142

IncheonNha Trang

ICN - CXR

ICNCXR

Incheon Intl

do 10/23

1:50 am-4:40 am

Nonstop4h 50m

Nha Trang Cam Ranh

vr 10/31

10:45 pm-5:35 am

Nonstop4h 50m

$143

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

ma 10/13

8:30 pm-11:45 pm

Nonstop4h 15m

Manila Ninoy Aquino Intl

wo 10/15

12:50 am-6:00 am

Nonstop4h 10m

$172

IncheonManila

ICN - MNL

ICNMNL

Incheon Intl

za 10/11

8:30 pm-11:45 pm

Nonstop4h 15m

Manila Ninoy Aquino Intl

di 10/28

2:10 pm-7:25 pm

Nonstop4h 15m

$173

IncheonHo Chi Minh City

ICN - SGN

ICNSGN

Incheon Intl

do 10/16

7:25 pm-10:45 pm

Nonstop5h 20m

Ho Chi Minh City

vr 11/7

12:10 pm-7:20 pm

Nonstop5h 10m

$229

IncheonHo Chi Minh City

ICN - SGN

ICNSGN

Incheon Intl

vr 10/17

7:25 pm-10:45 pm

Nonstop5h 20m

Ho Chi Minh City

ma 10/20

12:05 am-7:10 am

Nonstop5h 05m

$236

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Southeast Asia from

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

What is the cheapest month to fly to Southeast Asia?

The month of May is, on average, the cheapest month to fly to Southeast Asia from Incheon Intl Airport, with most prices found around $172. If you don’t want to visit Southeast Asia in May, then you should wait until September to fly from Incheon Intl Airport, when ticket prices are also cheap, with an average price of $187.

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

The cheapest day to depart from Incheon Intl Airport to Southeast Asia is on a Monday when prices can be found for as low as $341. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $414. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

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

At noon 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 $249. Flying to Southeast Asia at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $361. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $249 when searching weeks out. 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 $228 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

4h 05m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Southeast Asia

2 airports
The fastest flight from Incheon Intl Airport to Southeast Asia takes 4h 05m
Direct flights go from Incheon Intl Airport to Southeast Asia on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 2 airports near Southeast Asia: Hanoi Noibai (HAN), Manila Ninoy Aquino Intl (MNL)
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 refresh daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to Southeast Asia?

  • 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 layovers. 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 required for your trip to Southeast Asia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southeast Asia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Incheon Intl Airport to Southeast Asia?

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
Eastar JetPriceFrom $60Free CancellationRating
10.0
2 reviews
Search Eastar Jet flights
ScootPriceFrom $79Free CancellationRating
6.7
308 reviews
Search Scoot flights
Thai Vietjet AirPriceFrom $90Free CancellationRating
6.8
106 reviews
Search Thai Vietjet Air flights
AirAsiaPriceFrom $101Free CancellationRating
6.8
217 reviews
Search AirAsia flights
AIR PREMIAPriceFrom $108Free CancellationRating
8.2
62 reviews
Search AIR PREMIA flights
Air SeoulPriceFrom $125Free CancellationRating
6.8
9 reviews
Search Air Seoul flights
Cebu PacificPriceFrom $130Free CancellationRating
6.8
201 reviews
Search Cebu Pacific flights
Philippines AirAsiaPriceFrom $131Free CancellationRating
6.6
113 reviews
Search Philippines AirAsia flights
Jin AirPriceFrom $131Free CancellationRating
8.7
20 reviews
Search Jin Air flights
Vietnam AirlinesPriceFrom $142Free CancellationRating
7.6
201 reviews
Search Vietnam Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to Southeast Asia. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Southeast Asia from Seoul with this policy.

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

Once you have performed a search for Seoul to Southeast Asia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Seoul to Southeast Asia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Southeast Asia trip

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za 10/25
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