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Cheap flights from Seoul Gimpo Intl Airport to Bangkok from $155

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 Bangkok departing on 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Find the cheapest flights from Seoul Gimpo Intl Airport to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:20 pm - 9:45 pm
GMP
-
BKK
9h 25m
1 stop
Multiple Airlines Logo
12:50 am - 11:55 am
BKK
-
GMP
9h 05m
1 stop
$269Multiple Airlines
Mon, Jun 1 - Sat, Jun 6
Multiple Airlines Logo
3:20 pm - 9:45 pm
GMP
-
BKK
8h 25m
1 stop
Multiple Airlines Logo
12:50 am - 11:55 am
BKK
-
GMP
9h 05m
1 stop
$271Multiple Airlines
Thu, Jun 4 - Sat, Jun 6
Multiple Airlines Logo
3:20 pm - 9:45 pm
GMP
-
BKK
8h 25m
1 stop
Multiple Airlines Logo
12:50 am - 1:45 pm
BKK
-
GMP
10h 55m
1 stop
$282Multiple Airlines
Wed, Jun 24 - Thu, Jul 2
Multiple Airlines Logo
3:20 pm - 9:45 pm
GMP
-
BKK
8h 25m
1 stop
Multiple Airlines Logo
12:50 am - 1:45 pm
BKK
-
GMP
10h 55m
1 stop
$283Multiple Airlines
Tue, Jun 23 - Thu, Jul 2
Multiple Airlines Logo
3:20 pm - 9:45 pm
GMP
-
BKK
8h 25m
1 stop
Multiple Airlines Logo
12:50 am - 1:45 pm
BKK
-
GMP
10h 55m
1 stop
$286Multiple Airlines
Mon, Jun 22 - Thu, Jul 2
Multiple Airlines Logo
4:40 pm - 11:50 pm
GMP
-
BKK
9h 10m
1 stop
Multiple Airlines Logo
12:50 am - 1:45 pm
BKK
-
GMP
10h 55m
1 stop
$299Multiple Airlines
Sat, May 30 - Wed, Jun 3
Multiple Airlines Logo
11:15 am - 10:40 pm
GMP
-
BKK
13h 25m
1 stop
Multiple Airlines Logo
12:50 am - 10:35 pm
BKK
-
GMP
19h 45m
2 stops
$307Multiple Airlines
Thu, May 28 - Sat, May 30
Multiple Airlines Logo
4:40 pm - 11:50 pm
GMP
-
BKK
9h 10m
1 stop
Multiple Airlines Logo
12:50 am - 4:10 pm
BKK
-
GMP
13h 20m
2 stops
$318Multiple Airlines
Sat, May 30 - Wed, Jun 3
Multiple Airlines Logo
2:20 pm - 9:45 pm
GMP
-
BKK
9h 25m
1 stop
Multiple Airlines Logo
12:50 am - 1:45 pm
BKK
-
GMP
10h 55m
1 stop
$327Multiple Airlines
Sat, Jun 27 - Wed, Jul 1
Multiple Airlines Logo
2:50 pm - 9:45 pm
GMP
-
BKK
8h 55m
1 stop
Multiple Airlines Logo
12:50 am - 11:55 am
BKK
-
GMP
9h 05m
1 stop
$329Multiple Airlines
Thu, May 14 - Wed, Jun 10

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Jeju Air flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport

Our best Jeju Air deals on Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport flight tickets
Jeju Air
May 1
GMP7:55 pmSeoul Gimpo Intl
29h 55m
1 stop
BKK11:50 pmBangkok Suvarnabhumi
May 7
BKK12:50 amBangkok Suvarnabhumi
29h 25m
1 stop
GMP8:15 amSeoul Gimpo Intl
$380
Jeju Air
May 1
GMP7:55 pmSeoul Gimpo Intl
29h 55m
1 stop
BKK11:50 pmBangkok Suvarnabhumi
May 7
BKK12:50 amBangkok Suvarnabhumi
29h 25m
1 stop
GMP8:15 amSeoul Gimpo Intl
$381
Jeju Air
May 1
GMP7:55 pmSeoul Gimpo Intl
29h 55m
1 stop
BKK11:50 pmBangkok Suvarnabhumi
May 6
BKK12:50 amBangkok Suvarnabhumi
29h 25m
1 stop
GMP8:15 amSeoul Gimpo Intl
$387

China Eastern flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport

Our best China Eastern deals on Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport flight tickets
China Eastern
Apr 22
GMP8:50 pmSeoul Gimpo Intl
17h 40m
1 stop
BKK12:30 pmBangkok Suvarnabhumi
May 8
BKK7:10 pmBangkok Suvarnabhumi
22h 40m
1 stop
GMP7:50 pmSeoul Gimpo Intl
$398
China Eastern
Apr 29
GMP12:00 pmSeoul Gimpo Intl
18h 05m
1 stop
BKK4:05 amBangkok Suvarnabhumi
May 2
BKK4:50 pmBangkok Suvarnabhumi
16h 10m
1 stop
GMP11:00 amSeoul Gimpo Intl
$402
China Eastern
Apr 28
GMP12:00 pmSeoul Gimpo Intl
10h 55m
1 stop
BKK8:55 pmBangkok Suvarnabhumi
May 10
BKK9:55 pmBangkok Suvarnabhumi
11h 05m
1 stop
GMP11:00 amSeoul Gimpo Intl
$423

momondo Fare Finder

 
Customize your flight search to find flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport 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 April 16, 2026.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 6/1

2:20 pm-9:45 pm

1 stop9h 25m

Bangkok Suvarnabhumi

Sat 6/6

12:50 am-11:55 am

1 stop9h 05m

$269
Quickest round-trip

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Thu 6/4

3:20 pm-9:45 pm

1 stop8h 25m

Bangkok Suvarnabhumi

Sat 6/6

12:50 am-11:55 am

1 stop9h 05m

$271

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Wed 6/24

3:20 pm-9:45 pm

1 stop8h 25m

Bangkok Suvarnabhumi

Thu 7/2

12:50 am-1:45 pm

1 stop10h 55m

$282

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Tue 6/23

3:20 pm-9:45 pm

1 stop8h 25m

Bangkok Suvarnabhumi

Thu 7/2

12:50 am-1:45 pm

1 stop10h 55m

$283

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Mon 6/22

3:20 pm-9:45 pm

1 stop8h 25m

Bangkok Suvarnabhumi

Thu 7/2

12:50 am-1:45 pm

1 stop10h 55m

$286

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Sat 5/30

4:40 pm-11:50 pm

1 stop9h 10m

Bangkok Suvarnabhumi

Wed 6/3

12:50 am-1:45 pm

1 stop10h 55m

$299

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Thu 5/28

11:15 am-10:40 pm

1 stop13h 25m

Bangkok Suvarnabhumi

Sat 5/30

12:50 am-10:35 pm

2 stops19h 45m

$307

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Sat 5/30

4:40 pm-11:50 pm

1 stop9h 10m

Bangkok Suvarnabhumi

Wed 6/3

12:50 am-4:10 pm

2 stops13h 20m

$318

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Sat 6/27

2:20 pm-9:45 pm

1 stop9h 25m

Bangkok Suvarnabhumi

Wed 7/1

12:50 am-1:45 pm

1 stop10h 55m

$327

SeoulBangkok

GMP - BKK

GMPBKK

Seoul Gimpo Intl

Thu 5/14

2:50 pm-9:45 pm

1 stop8h 55m

Bangkok Suvarnabhumi

Wed 6/10

12:50 am-11:55 am

1 stop9h 05m

$329

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 Bangkok from

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport

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 typical price of a round-trip flight between Seoul Gimpo Intl Airport and Bangkok Suvarnabhumi Airport?

What is the cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport?

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Tuesday when prices can be found for as low as $295. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Seoul Gimpo Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $358.

What is the cheapest time of day to depart on your flight to Bangkok Suvarnabhumi Airport?

Our most recent data shows that the best time of day to fly to Bangkok Suvarnabhumi Airport is in the evening. Flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport during this time can be as low as $285. In the morning is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around $316 per ticket.

When to book flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport (GMP to BKK) flight deals and tips

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

Fastest flight time

8h 25m

Direct flights

None
The fastest flight from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport takes 8h 25m
There are no direct flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport. There are no popular flight routes from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport.
Search flight deals

Frequently asked questions about flying from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport

  • How far is Seoul Gimpo Intl to Bangkok Suvarnabhumi by plane?

    Seoul Gimpo Intl and Bangkok Suvarnabhumi are 2296.3 mi apart from one another. 8h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport were last updated today.

  • How old do you have to be to fly from Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport?

    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 Seoul Gimpo Intl Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The required travel and health documents for your Bangkok Suvarnabhumi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bangkok Suvarnabhumi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Kanchanaburi
Cha-am
Chonburi
Ko Lan
Ayutthaya
Pak Chong
Sattahip
Phetchaburi

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seoul to Bangkok for you.

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

Yes. All flights to Bangkok from Seoul on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seoul to Bangkok?

momondo provides multiple filters to help you find the best flight to Bangkok from Seoul. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Seoul to Bangkok 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.

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