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$85+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — BKK
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Mon 11/107:10 pmGMP - DAD
1 stop7h 50mMultiple Airlines
Tue 11/1112:30 amDAD - GMP
1 stop30h 05mMultiple Airlines
Deal found 10/29$153
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 11/117:10 pmGMP - DAD
1 stop7h 50mMultiple Airlines
Thu 11/1312:30 amDAD - GMP
1 stop29h 30mMultiple Airlines
Deal found 10/29$155
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/137:10 pmGMP - DAD
1 stop7h 50mMultiple Airlines
Mon 11/172:00 amDAD - GMP
1 stop7h 45mMultiple Airlines
Deal found 10/29$174
This Jeju Air deal was found by Cheapflights users on 10/30. 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 11/47:50 pmGMP - BKK
1 stop29h 50mJeju Air
Tue 11/1112:40 amBKK - GMP
1 stop30h 25mJeju Air
Deal found 10/30$185
This Jeju Air deal was found by Cheapflights users on 10/29. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:50 pmGMP - BKK
1 stop29h 50mJeju Air
Tue 11/1112:40 amBKK - GMP
1 stop30h 25mJeju Air
Deal found 10/29$186
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/136:55 pmGMP - DAD
1 stop8h 05mMultiple Airlines
Sun 11/1612:30 amDAD - GMP
1 stop29h 30mMultiple Airlines
Deal found 10/30$189
This Jeju Air deal was found by Cheapflights users on 10/28. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:50 pmGMP - BKK
1 stop29h 50mJeju Air
Wed 11/512:40 amBKK - GMP
1 stop29h 45mJeju Air
Deal found 10/28$190
This Jeju Air deal was found by Cheapflights users on 10/28. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:50 pmGMP - BKK
1 stop29h 50mJeju Air
Tue 11/1112:40 amBKK - GMP
1 stop30h 25mJeju Air
Deal found 10/28$192
This Jeju Air deal was found by Cheapflights users on 10/29. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:50 pmGMP - BKK
1 stop29h 50mJeju Air
Fri 11/712:40 amBKK - GMP
1 stop29h 45mJeju Air
Deal found 10/29$196
This Jeju Air deal was found by Cheapflights users on 10/30. 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 11/47:50 pmGMP - BKK
1 stop29h 50mJeju Air
Wed 11/1912:40 amBKK - GMP
1 stop29h 45mJeju Air
Deal found 10/30$197
This Jeju Air deal was found by Cheapflights users on 10/28. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:50 pmGMP - BKK
1 stop29h 50mJeju Air
Wed 11/1212:40 amBKK - GMP
1 stop29h 45mJeju Air
Deal found 10/28$198
This Jeju Air deal was found by Cheapflights users on 10/30. 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 11/47:50 pmGMP - BKK
1 stop29h 50mJeju Air
Wed 11/2612:40 amBKK - GMP
1 stop29h 45mJeju Air
Deal found 10/30$199

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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$153
(Kiwi.com)

One-way from

$75
(Kiwi.com)

Popular in

October

Cheapest in

June

Average price

$384
Provider with most accurate pricing for Seoul (SEL)-Manila Ninoy Aquino Intl flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Manila Ninoy Aquino Intl flights.
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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. 12% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
Search Deals

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 October 30, 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

SeoulChiang Mai

GMP - CNX

GMPCNX

Seoul Gimpo Intl

Wed 11/26

2:25 pm-9:50 pm

1 stop9h 25m

Chiang Mai

Mon 12/1

11:05 pm-1:05 pm

1 stop12h 00m

$209

SeoulChiang Mai

GMP - CNX

GMPCNX

Seoul Gimpo Intl

Sat 12/13

2:25 pm-9:50 pm

1 stop9h 25m

Chiang Mai

Sat 12/20

11:05 pm-1:05 pm

1 stop12h 00m

$209

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 11/18

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Thu 11/27

12:40 am-8:25 am

1 stop29h 45m

$214

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 11/24

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Tue 12/2

12:40 am-8:25 am

1 stop29h 45m

$220

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Sun 11/9

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Tue 11/11

12:40 am-9:05 am

1 stop30h 25m

$223

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 12/15

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Wed 12/17

12:40 am-8:25 am

1 stop29h 45m

$223

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Fri 11/14

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Tue 11/18

12:40 am-9:05 am

1 stop30h 25m

$226

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 11/24

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Thu 11/27

12:40 am-8:25 am

1 stop29h 45m

$227

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Sun 11/9

7:50 pm-11:40 pm

1 stop29h 50m

Bangkok Suvarnabhumi

Tue 11/18

12:40 am-9:05 am

1 stop30h 25m

$229

SeoulChiang Mai

GMP - CNX

GMPCNX

Seoul Gimpo Intl

Tue 1/6

2:25 pm-9:50 pm

1 stop9h 25m

Chiang Mai

Sat 1/10

11:05 pm-1:05 pm

1 stop12h 00m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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 $151). Flying from Seoul Gimpo Intl Airport to Southeast Asia in March is currently the most expensive (average of $462). 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 October 30, 2025.

It’s typically best to fly out from Seoul Gimpo Intl Airport to Southeast Asia in the morning. Doing so could potentially save you 61% on the flight price compared to flying in the afternoon, which is usually more expensive.

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?

    Air China, Jeju Air, and Korean Air can get you from Seoul Gimpo Intl Airport to Southeast Asia in just under 9h 25m. Your travel time can differ by up to 20h 25m. Seoul Gimpo Intl Airport and Southeast Asia are separated by a distance of 2120 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 ($94), Air China ($105), and China Eastern ($130).

  • 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 - Ho Chi Minh City.

  • 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 $151). Flying from Seoul Gimpo Intl Airport to Southeast Asia in March is currently the most expensive (average of $462). 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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