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Cheap flights from Incheon Intl Airport to Bangkok from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Bangkok departing on 11/25. 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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Find the cheapest flights from Incheon Intl Airport to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
T'way Air Logo
7:50 pm - 12:10 amICN-BKK
6h 20mnonstop
T'way Air Logo
1:30 am - 9:00 amBKK-ICN
5h 30mnonstop
$149T'way Air
Find Deal
Mon, Nov 24 - Tue, Nov 25
T'way Air Logo
7:50 pm - 12:10 amICN-BKK
6h 20mnonstop
T'way Air Logo
1:30 am - 9:00 amBKK-ICN
5h 30mnonstop
$150T'way Air
Find Deal
Tue, Mar 10 - Fri, Mar 13
Vietnam Airlines Logo
6:05 pm - 2:45 pmICN-BKK
22h 40m1 stop
Vietnam Airlines Logo
3:55 pm - 4:30 pmBKK-ICN
22h 35m1 stop
$165Vietnam Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 4
Vietnam Airlines Logo
10:35 am - 9:00 pmICN-BKK
12h 25m1 stop
Vietnam Airlines Logo
10:10 pm - 4:30 pmBKK-ICN
16h 20m1 stop
$168Vietnam Airlines
Find Deal
Thu, Dec 11 - Tue, Dec 16
Vietnam Airlines Logo
6:05 pm - 2:45 pmICN-BKK
22h 40m1 stop
Vietnam Airlines Logo
10:10 pm - 4:30 pmBKK-ICN
16h 20m1 stop
$170Vietnam Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
T'way Air Logo
7:50 pm - 12:10 amICN-BKK
6h 20mnonstop
T'way Air Logo
1:30 am - 9:00 amBKK-ICN
5h 30mnonstop
$171T'way Air
Find Deal
Sat, Nov 22 - Mon, Nov 24
Jeju Air Logo
7:30 pm - 11:45 pmICN-BKK
6h 15mnonstop
Jeju Air Logo
1:00 am - 8:25 amBKK-ICN
5h 25mnonstop
$194Jeju Air
Find Deal
Wed, Oct 29 - Fri, Oct 31
Jeju Air Logo
7:30 pm - 11:45 pmICN-BKK
6h 15mnonstop
Jeju Air Logo
1:00 am - 8:25 amBKK-ICN
5h 25mnonstop
$195Jeju Air
Find Deal
Wed, Oct 29 - Fri, Oct 31
Eastar Jet Logo
5:05 pm - 9:25 pmICN-BKK
6h 20mnonstop
Eastar Jet Logo
10:25 pm - 6:20 amBKK-ICN
5h 55mnonstop
$210Eastar Jet
Find Deal
Mon, Oct 27 - Sat, Nov 1
China Southern Logo
2:50 pm - 10:10 amICN-BKK
21h 20m1 stop
China Southern Logo
3:45 pm - 1:35 pmBKK-ICN
19h 50m1 stop
$221China Southern
Find Deal
Mon, Oct 27 - Tue, Nov 11

Vietnam Airlines flights from Incheon Intl Airport to Bangkok

Our best Vietnam Airlines deals on Incheon Intl Airport to Bangkok flight tickets
Vietnam Airlines
Dec 1
ICN6:05 pmIncheon Intl
22h 40m
1 stop
BKK2:45 pmBangkok Suvarnabhumi
Dec 4
BKK3:55 pmBangkok Suvarnabhumi
22h 35m
1 stop
ICN4:30 pmIncheon Intl
$165
Find similar
Vietnam Airlines
Dec 11
ICN10:35 amIncheon Intl
12h 25m
1 stop
BKK9:00 pmBangkok Suvarnabhumi
Dec 16
BKK10:10 pmBangkok Suvarnabhumi
16h 20m
1 stop
ICN4:30 pmIncheon Intl
$168
Find similar
Vietnam Airlines
Dec 3
ICN6:05 pmIncheon Intl
22h 40m
1 stop
BKK2:45 pmBangkok Suvarnabhumi
Dec 7
BKK10:10 pmBangkok Suvarnabhumi
16h 20m
1 stop
ICN4:30 pmIncheon Intl
$170
Find similar

Jeju Air flights from Incheon Intl Airport to Bangkok

Our best Jeju Air deals on Incheon Intl Airport to Bangkok flight tickets
Jeju Air
Oct 22
ICN8:05 pmIncheon Intl
5h 50m
BKK11:55 pmBangkok Suvarnabhumi
Oct 31
BKK1:00 amBangkok Suvarnabhumi
5h 25m
ICN8:25 amIncheon Intl
$163
Find similar
Jeju Air
Oct 18
ICN8:05 pmIncheon Intl
5h 50m
BKK11:55 pmBangkok Suvarnabhumi
Oct 23
BKK1:00 amBangkok Suvarnabhumi
5h 40m
ICN8:40 amIncheon Intl
$165
Find similar
Jeju Air
Oct 18
ICN8:05 pmIncheon Intl
5h 50m
BKK11:55 pmBangkok Suvarnabhumi
Nov 2
BKK1:00 amBangkok Suvarnabhumi
5h 25m
ICN8:25 amIncheon Intl
$175
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport to Bangkok 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 October 16, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Bangkok that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 11/24

7:50 pm-12:10 am

Nonstop6h 20m

Bangkok Suvarnabhumi

Tue 11/25

1:30 am-9:00 am

Nonstop5h 30m

$149

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 3/10

7:50 pm-12:10 am

Nonstop6h 20m

Bangkok Suvarnabhumi

Fri 3/13

1:30 am-9:00 am

Nonstop5h 30m

$150

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 12/1

6:05 pm-2:45 pm

1 stop22h 40m

Bangkok Suvarnabhumi

Thu 12/4

3:55 pm-4:30 pm

1 stop22h 35m

$165

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 12/11

10:35 am-9:00 pm

1 stop12h 25m

Bangkok Suvarnabhumi

Tue 12/16

10:10 pm-4:30 pm

1 stop16h 20m

$168

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 12/3

6:05 pm-2:45 pm

1 stop22h 40m

Bangkok Suvarnabhumi

Sun 12/7

10:10 pm-4:30 pm

1 stop16h 20m

$170

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 11/22

7:50 pm-12:10 am

Nonstop6h 20m

Bangkok Suvarnabhumi

Mon 11/24

1:30 am-9:00 am

Nonstop5h 30m

$171

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 10/29

7:30 pm-11:45 pm

Nonstop6h 15m

Bangkok Suvarnabhumi

Fri 10/31

1:00 am-8:25 am

Nonstop5h 25m

$194

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 10/29

7:30 pm-11:45 pm

Nonstop6h 15m

Bangkok Suvarnabhumi

Fri 10/31

1:00 am-8:25 am

Nonstop5h 25m

$195

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 10/27

5:05 pm-9:25 pm

Nonstop6h 20m

Bangkok Suvarnabhumi

Sat 11/1

10:25 pm-6:20 am

Nonstop5h 55m

$210

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 10/27

2:50 pm-10:10 am

1 stop21h 20m

Bangkok Suvarnabhumi

Tue 11/11

3:45 pm-1:35 pm

1 stop19h 50m

$221

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 Incheon Intl Airport to Bangkok

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 month to fly to Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from Incheon Intl Airport during May instead. Flights to Bangkok in May, while not as cheap as those in September, still average around $171.

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

On average, the least expensive day to fly to Bangkok from Incheon Intl Airport is on a Monday. momondo users have found tickets for Monday departures for as low as $328. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Incheon Intl Airport to Bangkok on a Saturday will generally be more expensive and average around $397. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Bangkok is at noon. momondo users have found flights departing from Incheon Intl Airport to Bangkok at noon for as low as $193. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $361. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Incheon Intl to Bangkok flight route?

Fly from Incheon Intl to Bangkok Suvarnabhumi for the best Incheon Intl - Bangkok flight prices

How far in advance should I book a flight to Bangkok?

You are more likely to see cheaper flights to Bangkok from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $246 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Incheon Intl Airport for as low as $228 on momondo.

What cabin class options are available on Incheon Intl to Bangkok flights?

There are 3 cabin classes available to choose from on Incheon Intl to Bangkok flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Incheon Intl Airport to Bangkok flight deals and tips

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

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Bangkok

1 airport
The fastest flight from Incheon Intl Airport to Bangkok takes 5h 50m
Direct flights go from Incheon Intl Airport to Bangkok every day.
There is 1 airport near Bangkok: Bangkok Suvarnabhumi (BKK)
Search flight deals

  • How far is Incheon Intl to Bangkok by plane?

    A flight from Incheon Intl to Bangkok will travel around 2282.1 mi. Typically, this will take 6h 10m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Incheon Intl Airport to Bangkok?

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

    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 Incheon Intl Airport to Bangkok.

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

    The travel and health documents you'll need for your trip to Bangkok may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Incheon Intl Airport to Bangkok

Compare and see reviews for airlines that fly from Incheon Intl Airport to Bangkok with momondo
Airline
Rating
Free Cancellation
Price
AIR PREMIAPriceFrom $108Free CancellationRating
8.3
64 reviews
Search AIR PREMIA flights
T'way AirPriceFrom $109Free CancellationRating
0.0
0 reviews
Search T'way Air flights
Thai Vietjet AirPriceFrom $124Free CancellationRating
6.8
106 reviews
Search Thai Vietjet Air flights
Jin AirPriceFrom $126Free CancellationRating
0.0
0 reviews
Search Jin Air flights
Jeju AirPriceFrom $138Free CancellationRating
7.7
34 reviews
Search Jeju Air flights
Eastar JetPriceFrom $139Free CancellationRating
0.0
0 reviews
Search Eastar Jet flights
Vietnam AirlinesPriceFrom $142Free CancellationRating
7.5
203 reviews
Search Vietnam Airlines flights
Thai AirAsia XPriceFrom $162Free CancellationRating
0.0
0 reviews
Search Thai AirAsia X flights
Air BusanPriceFrom $162Free CancellationRating
0.0
0 reviews
Search Air Busan flights
China EasternPriceFrom $194Free CancellationRating
7.2
169 reviews
Search China Eastern flights

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Yes. momondo allows you to filter the results for Seoul to Bangkok flights to just show those with flexible booking policies.

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Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok
Bangkok Suvarnabhumi Airport
Bangkok Don Mueang Intl Airport