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$83+ Cheap flights from Gimpo Intl (GMP) 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — BKK
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Gimpo Intl to Southeast Asia

Keep the following information in mind while searching for Gimpo Intl to Southeast Asia flight deals. Data was last updated September 16, 2025.

Round-trip from

$198
(Mytrip)

One-way from

$83
(Kiwi.com)

Popular in

January

Cheapest in

June

Average price

$186
From Seoul Gimpo Intl to Southeast Asia
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One-way flight from Seoul Gimpo Intl to Southeast Asia
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Highest demand for flights based on searches. 15% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Gimpo Intl to Southeast Asia

Cheapest flights from Gimpo Intl to Southeast Asia
Explore the most affordable flight options available from Gimpo Intl to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Jeju Air deal was found by Cheapflights users on 9/14. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:40 pmGMP - DAD
1 stop18h 30mJeju Air
Sat 9/271:10 pmDAD - GMP
1 stop17h 10mJeju Air
Deal found 9/14$195
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:10 amGMP - BKK
1 stop18h 00mMultiple Airlines
Mon 10/131:10 amBKK - GMP
1 stop12h 00mMultiple Airlines
Deal found 9/15$198
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 10/163:50 pmGMP - BKK
1 stop10h 20mMultiple Airlines
Mon 10/201:10 amBKK - GMP
1 stop12h 00mMultiple Airlines
Deal found 9/15$199
This Jeju Air deal was found by Cheapflights users on 9/14. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:40 pmGMP - DAD
1 stop18h 30mJeju Air
Wed 10/11:10 pmDAD - GMP
1 stop17h 10mJeju Air
Deal found 9/14$202
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:40 pmGMP - DAD
1 stop18h 30mJeju Air
Wed 10/221:10 pmDAD - GMP
1 stop17h 10mJeju Air
Deal found 9/15$204
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:15 amGMP - BKK
1 stop19h 55mJeju Air
Mon 10/201:10 amBKK - GMP
1 stop17h 50mJeju Air
Deal found 9/15$205
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:40 pmGMP - BKK
1 stop30h 30mJeju Air
Mon 10/201:10 amBKK - GMP
1 stop17h 50mJeju Air
Deal found 9/15$207
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:40 pmGMP - DAD
1 stop18h 30mJeju Air
Thu 10/161:10 pmDAD - GMP
1 stop17h 10mJeju Air
Deal found 9/15$207
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:40 pmGMP - DAD
1 stop18h 30mJeju Air
Thu 9/251:10 pmDAD - GMP
1 stop17h 10mJeju Air
Deal found 9/15$209
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:40 pmGMP - DAD
1 stop18h 30mJeju Air
Sat 10/181:10 pmDAD - GMP
1 stop17h 10mJeju Air
Deal found 9/15$210
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/164:15 pmGMP - BKK
1 stop9h 55mMultiple Airlines
Sat 10/181:10 amBKK - GMP
1 stop10h 15mMultiple Airlines
Deal found 9/16$211
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:15 amGMP - BKK
1 stop19h 55mJeju Air
Mon 10/131:10 amBKK - GMP
1 stop29h 10mJeju Air
Deal found 9/15$212

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gimpo 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 September 16, 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

Gimpo Intl

Fly to

Southeast Asia

Route

Depart

Return

Price

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Tue 10/14

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Sat 10/18

1:10 pm-8:20 am

1 stop17h 10m

$210

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Tue 10/14

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Fri 10/17

1:10 pm-8:20 am

1 stop17h 10m

$210

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Sat 10/11

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Wed 10/22

1:10 pm-8:20 am

1 stop17h 10m

$220

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Sun 10/12

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Wed 10/15

1:10 pm-8:20 am

1 stop17h 10m

$223

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Wed 10/8

6:15 am-12:10 am

1 stop19h 55m

Bangkok Suvarnabhumi

Mon 10/13

1:10 am-8:20 am

1 stop29h 10m

$225

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Thu 10/9

7:40 pm-12:10 am

1 stop30h 30m

Bangkok Suvarnabhumi

Mon 10/13

1:10 am-9:00 pm

1 stop17h 50m

$225

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Mon 10/13

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Sat 10/18

1:10 pm-8:20 am

1 stop17h 10m

$225

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Mon 10/13

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Fri 10/17

1:10 pm-8:20 am

1 stop17h 10m

$225

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Sat 9/27

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Fri 10/3

1:10 pm-8:20 am

1 stop17h 10m

$226

SeoulDa Nang

GMP - DAD

GMPDAD

Seoul Gimpo Intl

Sat 10/11

7:40 pm-12:10 pm

1 stop18h 30m

Da Nang

Fri 10/17

1:10 pm-8:20 am

1 stop17h 10m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 60 results
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Best time to book a flight from Gimpo Intl to Southeast Asia

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

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

Currently, September is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to Southeast Asia (average of $900). Flying from Seoul Gimpo Intl Airport to Southeast Asia in December is currently the most expensive (average of $1,507). 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 GMP to YJX?

Find hourly flight availability from Gimpo 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 September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seoul Gimpo Intl Airport to Southeast Asia as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Gimpo 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 Seoul Gimpo Intl Airport to Southeast Asia?

    Jeju Air and Air China can get you from Seoul Gimpo Intl Airport to Southeast Asia in just under 18h 30m. Your travel time can differ by up to 5h. Seoul Gimpo Intl Airport and Southeast Asia are separated by a distance of 1869 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Seoul Gimpo Intl Airport to Southeast Asia one-way?

    The cheapest airlines for a one-way flight from Seoul Gimpo Intl Airport to Southeast Asia are Jeju Air ($86), Air China ($123), and China Eastern ($163).

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

    The most popular flight routes from Seoul Gimpo Intl Airport to Southeast Asia are Seoul Gimpo Intl - Bangkok Suvarnabhumi, Seoul Gimpo Intl - Singapore Changi and Seoul Gimpo Intl - Chiang Mai.

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

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

  • How can I find direct flights from Gimpo 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 Gimpo Intl to Southeast Asia.

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

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

    Currently, September is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to Southeast Asia (average of $900). Flying from Seoul Gimpo Intl Airport to Southeast Asia in December is currently the most expensive (average of $1,507). 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

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Alternative routes for Gimpo Intl to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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