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Cheap flights from Bangkok to Seoul from $143

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok to Seoul departing on 11/14. 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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Multiple Airlines Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
Multiple Airlines Logo
2:25 pm - 12:10 amGMP-BKK
11h 45m1 stop
$276Multiple Airlines
Find Deal
Sun, Nov 16 - Thu, Nov 20
Multiple Airlines Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
Multiple Airlines Logo
2:25 pm - 12:10 amGMP-BKK
11h 45m1 stop
$296Multiple Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Multiple Airlines Logo
12:40 am - 11:45 amBKK-GMP
9h 05m1 stop
Multiple Airlines Logo
2:10 pm - 11:40 pmGMP-BKK
11h 30m1 stop
$305Multiple Airlines
Find Deal
Wed, Nov 26 - Sun, Nov 30
Jeju Air Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
Jeju Air Logo
7:50 pm - 11:40 pmGMP-BKK
29h 50m1 stop
$323Jeju Air
Find Deal
Sun, Nov 16 - Fri, Nov 21
Multiple Airlines Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
Multiple Airlines Logo
2:25 pm - 12:10 amGMP-BKK
11h 45m1 stop
$324Multiple Airlines
Find Deal
Sun, Nov 16 - Thu, Nov 20
Jeju Air Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
Jeju Air Logo
7:50 pm - 11:40 pmGMP-BKK
29h 50m1 stop
$330Jeju Air
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Wed, Dec 3 - Mon, Dec 8
Jeju Air Logo
12:40 am - 8:25 amBKK-GMP
29h 45m1 stop
Jeju Air Logo
7:50 pm - 11:40 pmGMP-BKK
29h 50m1 stop
$331Jeju Air
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Wed, Dec 3 - Mon, Dec 8
Air China Logo
7:30 pm - 1:05 pmBKK-GMP
15h 35m1 stop
Air China Logo
2:25 pm - 6:05 pmGMP-BKK
29h 40m1 stop
$341Air China
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Mon, Jan 26 - Fri, Jan 30
Air China Logo
1:30 am - 1:05 pmBKK-GMP
9h 35m1 stop
Air China Logo
2:25 pm - 12:10 amGMP-BKK
11h 45m1 stop
$342Air China
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Wed, Dec 10 - Wed, Dec 17
Air China Logo
1:30 am - 1:05 pmBKK-GMP
9h 35m1 stop
Air China Logo
2:25 pm - 12:10 amGMP-BKK
11h 45m1 stop
$344Air China
Find Deal
Sat, Mar 14 - Sun, Mar 29

Air China flights from Bangkok to Seoul Gimpo Intl Airport

Our best Air China deals on Bangkok to Seoul Gimpo Intl Airport flight tickets
Air China
Jan 26
BKK7:30 pmBangkok Suvarnabhumi
15h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
Jan 30
GMP2:25 pmSeoul Gimpo Intl
29h 40m
1 stop
BKK6:05 pmBangkok Suvarnabhumi
$341
Find similar
Air China
Dec 10
BKK1:30 amBangkok Suvarnabhumi
9h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
Dec 17
GMP2:25 pmSeoul Gimpo Intl
11h 45m
1 stop
BKK12:10 amBangkok Suvarnabhumi
$342
Find similar
Air China
Mar 14
BKK1:30 amBangkok Suvarnabhumi
9h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
Mar 29
GMP2:25 pmSeoul Gimpo Intl
11h 45m
1 stop
BKK12:10 amBangkok Suvarnabhumi
$344
Find similar

Jeju Air flights from Bangkok to Seoul Gimpo Intl Airport

Our best Jeju Air deals on Bangkok to Seoul Gimpo Intl Airport flight tickets
Jeju Air
Nov 7
BKK12:40 amBangkok Suvarnabhumi
29h 45m
1 stop
GMP8:25 amSeoul Gimpo Intl
Nov 9
GMP7:50 pmSeoul Gimpo Intl
29h 50m
1 stop
BKK11:40 pmBangkok Suvarnabhumi
$322
Find similar
Jeju Air
Nov 16
BKK12:40 amBangkok Suvarnabhumi
29h 45m
1 stop
GMP8:25 amSeoul Gimpo Intl
Nov 21
GMP7:50 pmSeoul Gimpo Intl
29h 50m
1 stop
BKK11:40 pmBangkok Suvarnabhumi
$323
Find similar
Jeju Air
Dec 3
BKK12:40 amBangkok Suvarnabhumi
29h 45m
1 stop
GMP8:25 amSeoul Gimpo Intl
Dec 8
GMP7:50 pmSeoul Gimpo Intl
29h 50m
1 stop
BKK11:40 pmBangkok Suvarnabhumi
$330
Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sun 11/16

12:40 am-8:25 am

1 stop29h 45m

Seoul Gimpo Intl

Thu 11/20

2:25 pm-12:10 am

1 stop11h 45m

$276

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Fri 11/21

12:40 am-8:25 am

1 stop29h 45m

Seoul Gimpo Intl

Fri 11/28

2:25 pm-12:10 am

1 stop11h 45m

$296

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Wed 11/26

12:40 am-11:45 am

1 stop9h 05m

Seoul Gimpo Intl

Sun 11/30

2:10 pm-11:40 pm

1 stop11h 30m

$305

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sun 11/16

12:40 am-8:25 am

1 stop29h 45m

Seoul Gimpo Intl

Fri 11/21

7:50 pm-11:40 pm

1 stop29h 50m

$323

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sun 11/16

12:40 am-8:25 am

1 stop29h 45m

Seoul Gimpo Intl

Thu 11/20

2:25 pm-12:10 am

1 stop11h 45m

$324

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Wed 12/3

12:40 am-8:25 am

1 stop29h 45m

Seoul Gimpo Intl

Mon 12/8

7:50 pm-11:40 pm

1 stop29h 50m

$330

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Wed 12/3

12:40 am-8:25 am

1 stop29h 45m

Seoul Gimpo Intl

Mon 12/8

7:50 pm-11:40 pm

1 stop29h 50m

$331

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Mon 1/26

7:30 pm-1:05 pm

1 stop15h 35m

Seoul Gimpo Intl

Fri 1/30

2:25 pm-6:05 pm

1 stop29h 40m

$341

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Wed 12/10

1:30 am-1:05 pm

1 stop9h 35m

Seoul Gimpo Intl

Wed 12/17

2:25 pm-12:10 am

1 stop11h 45m

$342

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sat 3/14

1:30 am-1:05 pm

1 stop9h 35m

Seoul Gimpo Intl

Sun 3/29

2:25 pm-12:10 am

1 stop11h 45m

$344

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 Seoul from

How to get the cheapest flight ticket from Bangkok to Seoul Gimpo Intl 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 cheapest airline that flies from Bangkok to Seoul Gimpo Intl?

Jeju Air is the most popular carrier operating from Bangkok to Seoul Gimpo Intl

Cheap Bangkok to Seoul Gimpo Intl Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Bangkok to Seoul Gimpo Intl Airport. There are no popular flight routes from Bangkok to Seoul Gimpo Intl Airport.
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  • How far is Bangkok to Seoul Gimpo Intl by plane?

    A flight from Bangkok to Seoul Gimpo Intl will travel around 2302.1 mi. A reasonable flight in good conditions will take 8h 10m.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bangkok to Seoul Gimpo Intl Airport.

  • What documentation or ID do you need to fly to Seoul Gimpo Intl Airport?

    The required travel and health documents for your Seoul Gimpo Intl 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 Seoul Gimpo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Seoul from Bangkok which offer a flexible booking policy as well as other useful filters and features.

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

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

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

Price alerts on flights to Seoul from Bangkok are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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