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Cheap flights from Seoul Gimpo Intl Airport to Southeast Asia from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul Gimpo Intl Airport to Southeast Asia departing on 11/11. 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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Find the cheapest flights from Seoul Gimpo Intl Airport to Southeast Asia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Jeju Air Logo
7:50 pm - 11:40 pmGMP-BKK
29h 50m1 stop
Jeju Air Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
$196Jeju Air
Find Deal
Tue, Nov 18 - Fri, Nov 21
Jeju Air Logo
7:50 pm - 11:40 pmGMP-BKK
29h 50m1 stop
Jeju Air Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
$200Jeju Air
Find Deal
Tue, Nov 18 - Wed, Nov 26
Multiple Airlines Logo
9:45 am - 11:50 pmGMP-DAD
16h 05m1 stop
Multiple Airlines Logo
12:45 am - 8:00 amDAD-GMP
29h 15m1 stop
$200Multiple Airlines
Find Deal
Thu, Nov 20 - Sat, Nov 22
Multiple Airlines Logo
3:20 pm - 11:50 pmGMP-DAD
10h 30m1 stop
Multiple Airlines Logo
12:45 am - 8:00 amDAD-GMP
29h 15m1 stop
$202Multiple Airlines
Find Deal
Thu, Nov 20 - Sat, Nov 22
Air China Logo
2:25 pm - 1:10 amGMP-SGN
12h 45m1 stop
Air China Logo
5:00 am - 1:05 pmSGN-GMP
30h 05m1 stop
$204Air China
Find Deal
Thu, Dec 4 - Tue, Dec 9
Air China Logo
2:25 pm - 1:10 amGMP-SGN
12h 45m1 stop
Air China Logo
5:00 am - 1:05 pmSGN-GMP
30h 05m1 stop
$205Air China
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Thu, Dec 4 - Sun, Dec 7
China Eastern Logo
8:50 pm - 5:45 pmGMP-HAN
22h 55m1 stop
China Eastern Logo
3:10 pm - 7:50 pmHAN-GMP
26h 40m1 stop
$240China Eastern
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Thu, Nov 27 - Sun, Nov 30
Korean Air Logo
7:50 am - 1:10 amGMP-DAD
19h 20m1 stop
Korean Air Logo
3:00 am - 2:20 pmDAD-GMP
9h 20m1 stop
$289Korean Air
Find Deal
Sun, Nov 23 - Wed, Nov 26
Korean Air Logo
7:50 am - 1:10 amGMP-DAD
19h 20m1 stop
Korean Air Logo
4:05 pm - 9:50 amDAD-GMP
15h 45m1 stop
$290Korean Air
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Sun, Nov 16 - Thu, Nov 20
China Eastern Logo
12:00 pm - 5:25 amGMP-SIN
18h 25m1 stop
China Eastern Logo
6:30 pm - 11:00 amSIN-GMP
15h 30m1 stop
$301China Eastern
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Mon, Nov 17 - Tue, Nov 25

Jeju Air flights from Seoul Gimpo Intl Airport to Southeast Asia

Our best Jeju Air deals on Seoul Gimpo Intl Airport to Southeast Asia flight tickets
Jeju Air
Nov 11
GMP7:50 pmSeoul Gimpo Intl
29h 50m
1 stop
BKK11:40 pmBangkok Suvarnabhumi
Nov 18
BKK12:40 amBangkok Suvarnabhumi
30h 25m
1 stop
GMP9:05 amSeoul Gimpo Intl
$191
Find similar
Jeju Air
Nov 18
GMP7:50 pmSeoul Gimpo Intl
29h 50m
1 stop
BKK11:40 pmBangkok Suvarnabhumi
Nov 21
BKK12:40 amBangkok Suvarnabhumi
29h 45m
1 stop
GMP8:25 amSeoul Gimpo Intl
$196
Find similar
Jeju Air
Nov 11
GMP7:50 pmSeoul Gimpo Intl
29h 50m
1 stop
BKK11:40 pmBangkok Suvarnabhumi
Nov 14
BKK12:40 amBangkok Suvarnabhumi
29h 45m
1 stop
GMP8:25 amSeoul Gimpo Intl
$198
Find similar

Air China flights from Seoul Gimpo Intl Airport to Southeast Asia

Our best Air China deals on Seoul Gimpo Intl Airport to Southeast Asia flight tickets
Air China
Dec 4
GMP2:25 pmSeoul Gimpo Intl
12h 45m
1 stop
SGN1:10 amHo Chi Minh City
Dec 9
SGN5:00 amHo Chi Minh City
30h 05m
1 stop
GMP1:05 pmSeoul Gimpo Intl
$204
Find similar
Air China
Nov 28
GMP2:25 pmSeoul Gimpo Intl
11h 45m
1 stop
BKK12:10 amBangkok Suvarnabhumi
Dec 1
BKK7:30 pmBangkok Suvarnabhumi
15h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
$205
Find similar
Air China
Nov 12
GMP2:25 pmSeoul Gimpo Intl
29h 40m
1 stop
BKK6:05 pmBangkok Suvarnabhumi
Nov 16
BKK7:30 pmBangkok Suvarnabhumi
15h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
$206
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seoul Gimpo 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 November 6, 2025.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 11/18

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Fri 11/21

12:40 am-8:25 am

1 stop29h 45m

$196

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 11/18

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Wed 11/26

12:40 am-8:25 am

1 stop29h 45m

$200

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Thu 11/20

9:45 am-11:50 pm

1 stop16h 05m

Da Nang

Sat 11/22

12:45 am-8:00 am

1 stop29h 15m

$200

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Thu 11/20

3:20 pm-11:50 pm

1 stop10h 30m

Da Nang

Sat 11/22

12:45 am-8:00 am

1 stop29h 15m

$202

SeoulHo Chi Minh City

GMP - SGN

GMPSGN

Seoul Gimpo Intl

Thu 12/4

2:25 pm-1:10 am

1 stop12h 45m

Ho Chi Minh City

Tue 12/9

5:00 am-1:05 pm

1 stop30h 05m

$204

SeoulHo Chi Minh City

GMP - SGN

GMPSGN

Seoul Gimpo Intl

Thu 12/4

2:25 pm-1:10 am

1 stop12h 45m

Ho Chi Minh City

Sun 12/7

5:00 am-1:05 pm

1 stop30h 05m

$205

SeoulHanoi

GMP - HAN

GMPHAN

Seoul Gimpo Intl

Thu 11/27

8:50 pm-5:45 pm

1 stop22h 55m

Hanoi Noibai

Sun 11/30

3:10 pm-7:50 pm

1 stop26h 40m

$240

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Sun 11/23

7:50 am-1:10 am

1 stop19h 20m

Da Nang

Wed 11/26

3:00 am-2:20 pm

1 stop9h 20m

$289

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Sun 11/16

7:50 am-1:10 am

1 stop19h 20m

Da Nang

Thu 11/20

4:05 pm-9:50 am

1 stop15h 45m

$290

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Mon 11/17

12:00 pm-5:25 am

1 stop18h 25m

Singapore Changi

Tue 11/25

6:30 pm-11:00 am

1 stop15h 30m

$301

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 Seoul Gimpo 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 September is, on average, the cheapest month to fly to Southeast Asia from Seoul Gimpo Intl Airport, with most prices found around $151. If you don’t want to visit Southeast Asia in September, then you should wait until December to fly from Seoul Gimpo Intl Airport, when ticket prices are also cheap, with an average price of $247.

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

The cheapest day to depart from Seoul Gimpo Intl Airport to Southeast Asia is on a Wednesday when prices can be found for as low as $453. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $460. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

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

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

Cheap Seoul Gimpo Intl Airport to Southeast Asia flight deals and tips

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

Direct flights

None
There are no direct flights from Seoul Gimpo Intl Airport to Southeast Asia. There are no popular flight routes from Seoul Gimpo Intl Airport to Southeast Asia.
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  • When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Southeast Asia?

    Prices for flights from Seoul Gimpo Intl Airport to Southeast Asia are refreshed on a daily basis.

  • How old do you have to be to fly from Seoul Gimpo Intl Airport to Southeast Asia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Southeast Asia.

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

    The necessary travel and health documents for your Southeast Asia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southeast Asia from Seoul.

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

Flights from Seoul to Southeast Asia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Seoul to Southeast Asia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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.

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