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Cheap flights from Bangkok to Seoul from $185

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 6/8. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:55 pm - 9:55 am
BKK
-
GMP
9h 00m
1 stop
Multiple Airlines Logo
7:20 am - 10:40 pm
GMP
-
BKK
17h 20m
1 stop
$352Multiple Airlines
Sat, May 30 - Wed, Jun 3
Air China Logo
1:30 am - 1:05 pm
BKK
-
GMP
9h 35m
1 stop
Air China Logo
2:25 pm - 6:20 pm
GMP
-
BKK
29h 55m
1 stop
$357Air China
Tue, Jun 16 - Tue, Jun 30
Air China Logo
1:30 am - 1:05 pm
BKK
-
GMP
9h 35m
1 stop
Air China Logo
2:25 pm - 12:10 am
GMP
-
BKK
11h 45m
1 stop
$395Air China
Sat, May 16 - Mon, May 25
Air China Logo
1:30 am - 1:05 pm
BKK
-
GMP
9h 35m
1 stop
Air China Logo
2:25 pm - 12:10 am
GMP
-
BKK
11h 45m
1 stop
$400Air China
Tue, Jun 23 - Sun, Jun 28
Air China Logo
1:30 am - 1:05 pm
BKK
-
GMP
9h 35m
1 stop
Air China Logo
2:25 pm - 6:20 pm
GMP
-
BKK
29h 55m
1 stop
$403Air China
Thu, May 28 - Wed, Jun 3
Air China Logo
1:30 am - 1:05 pm
BKK
-
GMP
9h 35m
1 stop
Air China Logo
2:25 pm - 12:10 am
GMP
-
BKK
11h 45m
1 stop
$404Air China
Sun, May 10 - Mon, May 18
Air Busan Logo
10:55 pm - 11:55 am
BKK
-
GMP
11h 00m
1 stop
Air Busan Logo
9:05 am - 9:45 pm
GMP
-
BKK
14h 40m
1 stop
$415Air Busan
Sun, May 31 - Tue, Jun 9
Air China Logo
7:35 pm - 1:05 pm
BKK
-
GMP
15h 30m
1 stop
Air China Logo
2:25 pm - 12:10 am
GMP
-
BKK
11h 45m
1 stop
$417Air China
Sun, Jun 14 - Sat, Jun 27
Air Busan Logo
10:55 pm - 4:05 pm
BKK
-
GMP
15h 10m
1 stop
Air Busan Logo
12:40 pm - 9:45 pm
GMP
-
BKK
11h 05m
1 stop
$418Air Busan
Thu, Jun 4 - Tue, Jun 9
Air China Logo
7:35 pm - 1:05 pm
BKK
-
GMP
15h 30m
1 stop
Air China Logo
2:25 pm - 12:10 am
GMP
-
BKK
11h 45m
1 stop
$429Air China
Sat, Jun 20 - Sun, Jun 28

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
May 7
BKK12:50 amBangkok Suvarnabhumi
29h 25m
1 stop
GMP8:15 amSeoul Gimpo Intl
May 12
GMP7:55 pmSeoul Gimpo Intl
29h 55m
1 stop
BKK11:50 pmBangkok Suvarnabhumi
$434
Jeju Air
Jun 17
BKK12:50 amBangkok Suvarnabhumi
29h 25m
1 stop
GMP8:15 amSeoul Gimpo Intl
Jun 23
GMP7:55 pmSeoul Gimpo Intl
29h 55m
1 stop
BKK11:50 pmBangkok Suvarnabhumi
$444
Jeju Air
May 7
BKK12:50 amBangkok Suvarnabhumi
29h 25m
1 stop
GMP8:15 amSeoul Gimpo Intl
May 12
GMP7:55 pmSeoul Gimpo Intl
29h 55m
1 stop
BKK11:50 pmBangkok Suvarnabhumi
$455

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
Jun 16
BKK1:30 amBangkok Suvarnabhumi
9h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
Jun 30
GMP2:25 pmSeoul Gimpo Intl
29h 55m
1 stop
BKK6:20 pmBangkok Suvarnabhumi
$357
Air China
May 16
BKK1:30 amBangkok Suvarnabhumi
9h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
May 25
GMP2:25 pmSeoul Gimpo Intl
11h 45m
1 stop
BKK12:10 amBangkok Suvarnabhumi
$395
Air China
Jun 23
BKK1:30 amBangkok Suvarnabhumi
9h 35m
1 stop
GMP1:05 pmSeoul Gimpo Intl
Jun 28
GMP2:25 pmSeoul Gimpo Intl
11h 45m
1 stop
BKK12:10 amBangkok Suvarnabhumi
$400

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 March 29, 2026.
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

Cheapest round-trip

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sat 5/30

10:55 pm-9:55 am

1 stop9h 00m

Seoul Gimpo Intl

Wed 6/3

7:20 am-10:40 pm

1 stop17h 20m

$352

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Tue 6/16

1:30 am-1:05 pm

1 stop9h 35m

Seoul Gimpo Intl

Tue 6/30

2:25 pm-6:20 pm

1 stop29h 55m

$357
Quickest round-trip

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sat 5/16

1:30 am-1:05 pm

1 stop9h 35m

Seoul Gimpo Intl

Mon 5/25

2:25 pm-12:10 am

1 stop11h 45m

$395

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Tue 6/23

1:30 am-1:05 pm

1 stop9h 35m

Seoul Gimpo Intl

Sun 6/28

2:25 pm-12:10 am

1 stop11h 45m

$400

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Thu 5/28

1:30 am-1:05 pm

1 stop9h 35m

Seoul Gimpo Intl

Wed 6/3

2:25 pm-6:20 pm

1 stop29h 55m

$403

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sun 5/10

1:30 am-1:05 pm

1 stop9h 35m

Seoul Gimpo Intl

Mon 5/18

2:25 pm-12:10 am

1 stop11h 45m

$404

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sun 5/31

10:55 pm-11:55 am

1 stop11h 00m

Seoul Gimpo Intl

Tue 6/9

9:05 am-9:45 pm

1 stop14h 40m

$415

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sun 6/14

7:35 pm-1:05 pm

1 stop15h 30m

Seoul Gimpo Intl

Sat 6/27

2:25 pm-12:10 am

1 stop11h 45m

$417

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Thu 6/4

10:55 pm-4:05 pm

1 stop15h 10m

Seoul Gimpo Intl

Tue 6/9

12:40 pm-9:45 pm

1 stop11h 05m

$418

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sat 6/20

7:35 pm-1:05 pm

1 stop15h 30m

Seoul Gimpo Intl

Sun 6/28

2:25 pm-12:10 am

1 stop11h 45m

$429

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?

China Eastern and Jeju Air are the most popular carriers 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

Fastest flight time

9h 00m

Direct flights

None
The fastest flight from Bangkok to Seoul Gimpo Intl Airport takes 9h 00m
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.
Search flight deals

  • 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 9h 00m.

  • 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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