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Suvarnabhumi

$80+ Cheap flights from Incheon Intl (ICN) to Suvarnabhumi (BKK)

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Bangkok Suvarnabhumi are usually found in May or June, booked 31 days in advance, depart on a Monday or Friday and return on a Saturday

Cheap flight deals from Incheon Intl to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Suvarnabhumi (BKK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 14, 2025.

Round-trip from

$138
(Kiwi.com)

One-way from

$80
(Trip.com)

Popular in

January

Cheapest in

May

Average price

$231

Good round-trip deal

$209 or less

Good one-way deal

$119 or less
From Incheon Intl to Bangkok Suvarnabhumi
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One-way flight from Incheon Intl to Bangkok Suvarnabhumi
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Highest demand for flights based on searches. 26% potential increase in price ($90 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Incheon Intl to Bangkok Suvarnabhumi.
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Price to beat on a one-way flight from Incheon Intl to Bangkok Suvarnabhumi.
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Find flight deals from Incheon Intl to Suvarnabhumi

Cheapest flights from Incheon Intl to Suvarnabhumi
Explore the most affordable flight options available from Incheon Intl to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
jue. 8/286:00 pmICN - BKK
Nonstop6h 05mT'way Air
lun. 9/112:05 amBKK - ICN
Nonstop5h 35mT'way Air
Deal found 8/12$138
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
jue. 9/116:00 pmICN - BKK
Nonstop6h 05mT'way Air
mié. 9/1712:05 amBKK - ICN
Nonstop5h 35mT'way Air
Deal found 8/11$139
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
sáb. 9/206:00 pmICN - BKK
Nonstop6h 05mT'way Air
vie. 9/2612:05 amBKK - ICN
Nonstop5h 35mT'way Air
Deal found 8/14$140
This SmartFares deal was found by Cheapflights users on 8/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/196:00 pmICN - BKK
Nonstop6h 05mT'way Air
sáb. 9/2712:05 amBKK - ICN
Nonstop5h 35mT'way Air
Deal found 8/14$141
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
vie. 9/126:00 pmICN - BKK
Nonstop6h 05mT'way Air
jue. 9/1812:05 amBKK - ICN
Nonstop5h 35mT'way Air
Deal found 8/14$143
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
jue. 9/116:00 pmICN - BKK
Nonstop6h 05mT'way Air
lun. 9/1512:05 amBKK - ICN
Nonstop5h 35mT'way Air
Deal found 8/13$144
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/126:00 pmICN - BKK
Nonstop6h 05mT'way Air
lun. 9/2212:05 amBKK - ICN
Nonstop5h 35mT'way Air
Deal found 8/12$145
This T'way Air deal was found by Cheapflights users on 8/12. 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 T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/37:50 pmICN - BKK
Nonstop6h 20mT'way Air
mar. 11/41:30 amBKK - ICN
Nonstop5h 30mT'way Air
Deal found 8/12$146
This T'way Air deal was found by Cheapflights users on 8/14. 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 T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/107:50 pmICN - BKK
Nonstop6h 20mT'way Air
mar. 11/181:30 amBKK - ICN
Nonstop5h 30mT'way Air
Deal found 8/14$147
This T'way Air deal was found by Cheapflights users on 8/12. 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 T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/16:00 pmICN - BKK
Nonstop6h 05mT'way Air
jue. 3/261:30 amBKK - ICN
Nonstop5h 30mT'way Air
Deal found 8/12$149
This T'way Air deal was found by Cheapflights users on 8/14. 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 T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/286:00 pmICN - BKK
Nonstop6h 05mT'way Air
mié. 11/51:30 amBKK - ICN
Nonstop5h 30mT'way Air
Deal found 8/14$150
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/126:05 pmICN - BKK
1 stop18h 45mVietnam Airlines
mié. 9/1711:55 amBKK - ICN
1 stop15h 55mVietnam Airlines
Deal found 8/13$152

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Suvarnabhumi 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 agosto 14, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Incheon Intl

Fly to

Suvarnabhumi

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

mar. 11/4

7:50 pm-12:10 am

Nonstop6h 20m

Bangkok Suvarnabhumi

mié. 11/5

1:30 am-9:00 am

Nonstop5h 30m

$146

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

lun. 12/1

7:50 pm-12:10 am

Nonstop6h 20m

Bangkok Suvarnabhumi

mié. 12/3

1:30 am-9:00 am

Nonstop5h 30m

$147

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

jue. 9/11

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

dom. 9/14

12:05 am-7:40 am

Nonstop5h 35m

$153

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

lun. 9/8

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

lun. 9/29

12:05 am-7:40 am

Nonstop5h 35m

$153

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

mar. 9/2

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

sáb. 9/6

12:05 am-7:40 am

Nonstop5h 35m

$153

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

dom. 9/14

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

mar. 9/16

12:05 am-7:40 am

Nonstop5h 35m

$153

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

dom. 9/21

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

sáb. 9/27

12:05 am-7:40 am

Nonstop5h 35m

$153

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

mié. 9/10

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

dom. 9/14

12:05 am-7:40 am

Nonstop5h 35m

$153

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

mié. 9/3

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

sáb. 9/6

12:05 am-7:40 am

Nonstop5h 35m

$154

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

jue. 9/18

6:00 pm-10:05 pm

Nonstop6h 05m

Bangkok Suvarnabhumi

dom. 9/21

12:05 am-7:40 am

Nonstop5h 35m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 23 results
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The best insider tips for Incheon Intl Airport to Bangkok Suvarnabhumi Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Bangkok Suvarnabhumi Airport trip
Airlines
Thai Airways

TG offers great food on long-haul flights, with Thai dishes like curry and pad thai.


TG's Royal Silk Business class offers three fare types with varying flexibility and mileage accrual.

Read more about Thai Airwaysby Yulia Denisyuk
Jeju Air

Jeju Air's Biz Lite offers priority boarding, wider seats, and a 66-pound checked bag allowance.


Jeju Air's Refresh Points can be used for discounts and in-flight shopping, expiring after 36 months.

Read more about Jeju Airby Joe Minihane
Airports
ICN

Plan for extra time at ICN as security lines can take up to 20 minutes, especially without fast track options.

Read more about ICNby Gabriel Leigh
BKK

Use the Airport Rail Link (ARL) for a quick 20-minute ride from BKK to Bangkok city center, connecting to MRT and BTS lines.

Read more about BKKby Robert Schrader
Our travel experts
Yulia Denisyuk

Yulia Denisyuk

Expert on Thai Airways

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more
Joe Minihane

Joe Minihane

Expert on Jeju Air

Joe Minihane

Joe Minihane

Joe has been obsessed with travel and flying ever since he was a child. He's a freelance travel journalist and author, and his work has appeared in The Times, Guardian and CNN. As a Europe obsessive, he has stayed in Zurich on a swimming adventure around the city, used Geneva as a base for Alpine adventures and spent time in Copenhagen soaking up the world class culture and cuisine, all the while exploring the best hotels these cities have to offer.

Read more
Robert Schrader

Robert Schrader

Expert on BKK

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

Best time to book a flight from Incheon Intl to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Incheon 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 Incheon Intl Airport to Bangkok Suvarnabhumi Airport

How far ahead should I book a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Suvarnabhumi. Price data was last updated on August 8, 2025.

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport (average of $938). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,552). 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 ICN to BKK?

Find hourly flight availability from Incheon Intl to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

It’s optimal to fly from Incheon Intl Airport to Bangkok Suvarnabhumi Airport at noon. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Suvarnabhumi. Price data was last updated on August 10, 2025.

Travelers seeking maximum savings on their Incheon Intl Airport to Bangkok Suvarnabhumi Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Incheon Intl Airport to Bangkok Suvarnabhumi Airport

Explore weekly flight availability from Incheon Intl to Suvarnabhumi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated agosto 14, 2025.

The most flights from ICN to BKK are scheduled on a Wednesday (38 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Suvarnabhumi. Reviews last updated agosto 14, 2025.
See what other customers who have flown with Korean Air and Thai Airways from Incheon Intl Airport to Bangkok Suvarnabhumi Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,131 reviews

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,131 reviews
Korean Air
8.4
Very good
1,131 reviews

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Thai Airways
7.8
Good
343 reviews
Korean Air
8.4
Very good
1,131 reviews

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Suvarnabhumi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport round-trip?

    Currently priced at $104, T'way Air will fly you from Incheon Intl Airport to Bangkok Suvarnabhumi Airport and back. In addition to T'way Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from AIR PREMIA and Vietnam Airlines - these airlines can fly you to your destination from $108 and $142, respectively. T'way Air is priced at 59% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Bangkok Suvarnabhumi Airport one-way?

    For one-way options, check prices for Air Busan. According to our data, you can fly for as low as $80. Users have also found prices from $81 and $82 on Eastar Jet and Vietnam Airlines, respectively.

  • What are the most reliable airlines from Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

    The top 3 most reliable airlines when flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport are Oman Air (100%), AIR PREMIA (100%) and Turkish Airlines (98%).

  • What are the cheapest flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

    The cheapest flight price from Incheon Intl Airport to Bangkok Suvarnabhumi Airport is $80. On average you can expect to pay $782. The most popular route, (Incheon Intl - Bangkok Suvarnabhumi), can usually be booked for $157.

  • Can I find deals for flights from Incheon Intl to Suvarnabhumi that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Suvarnabhumi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Suvarnabhumi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Suvarnabhumi.

  • Can I find deals for business class flights from Incheon Intl to Suvarnabhumi?

    Yes. Cheapflights offers flight deals from Incheon Intl to Suvarnabhumi 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 Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

    Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport (average of $938). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,552). 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

Traveling to a place near Bangkok Suvarnabhumi Airport?

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

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Alternative routes for Incheon Intl to Suvarnabhumi

See prices for flight routes from nearby airports that may be better suited for you.
Gimpo Intl to Suvarnabhumi flights

Top 10 airlines flying from Incheon Intl to Suvarnabhumi

Discover the top 10 airlines that operate flights from Incheon Intl to Suvarnabhumi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapest$104Average$199FlexibilityNo cancel feeOn-time88%
AIR PREMIACheapest$108Average$285FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$142Average$194FlexibilityNo cancel feeOn-time81%
Thai AirAsia XCheapest$164Average$243FlexibilityNo cancel feeOn-timeN/A
Air BusanCheapest$166Average$217FlexibilityNo cancel feeOn-time94%
Jin AirCheapest$166Average$277FlexibilityNo cancel feeOn-time78%
Jeju AirCheapest$168Average$288FlexibilityNo cancel feeOn-timeN/A
Eastar JetCheapest$178Average$259FlexibilityNo cancel feeOn-time86%
China EasternCheapest$194Average$270FlexibilityNo cancel feeOn-time62%
China SouthernCheapest$204Average$368FlexibilityNo cancel feeOn-time69%

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