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Cheap flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport from ฿4,174

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Bangkok Suvarnabhumi are usually found in September or March, booked 42 days in advance, depart on a Thursday or Saturday and return on a Sunday

Cheap flight deals from Incheon Intl to Suvarnabhumi

Enter your travel dates to find the best prices.

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 27 July 2026.

Tue 25/818:00
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Sun 30/802:25
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Deal found 26/7฿8,111
Mon 31/810:35
ICN
-
BKK
1 stop9h 55m
Vietnam Airlines
Fri 4/915:55
BKK
-
ICN
1 stop11h 55m
Vietnam Airlines
Deal found 26/7฿8,145
Fri 21/820:05
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Fri 28/802:25
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Deal found 27/7฿8,179
Thu 20/820:05
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Mon 24/802:25
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Deal found 27/7฿8,212
Sun 30/818:00
ICN
-
BKK
Nonstop6h 05m
T'way Air
Thu 3/900:05
BKK
-
ICN
Nonstop5h 35m
T'way Air
Deal found 25/7฿8,246
Mon 31/818:00
ICN
-
BKK
Nonstop6h 05m
T'way Air
Thu 3/900:05
BKK
-
ICN
Nonstop5h 35m
T'way Air
Deal found 27/7฿8,280
Sun 16/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Wed 26/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Deal found 26/7฿8,313
Tue 18/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Tue 25/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Deal found 25/7฿8,347
Mon 17/800:30
ICN
-
BKK
1 stop18h 35m
Vietnam Airlines
Mon 7/919:30
BKK
-
ICN
1 stop18h 55m
Vietnam Airlines
Deal found 27/7฿8,381
Sun 23/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Wed 26/802:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Deal found 27/7฿8,414
Tue 18/820:05
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Sun 30/802:25
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Deal found 27/7฿8,448
Mon 7/912:10
ICN
-
BKK
Nonstop5h 50m
Multiple Airlines
Wed 9/900:05
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Deal found 27/7฿8,482

Find 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 27 July 2026.

Round-trip from

฿8,111

One-way from

฿4,174

Popular in

July

Cheapest in

September

Average price

฿11,006

Good one-way deal

฿4,167 or less
Thai Vietjet Air
  • Thai Vietjet Air
  • 25/8-30/8
  • Nonstop
  • 11h 40m total
  • Incheon to Bangkok
Search Deals
AIR PREMIA
  • AIR PREMIA
  • 13/8
  • Nonstop
  • 5h 55m total
  • Incheon to Bangkok
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (฿30,072 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿7,255 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a one-way flight from Incheon Intl to Bangkok Suvarnabhumi.
Search Deals

Cheapflights Fare Finder

 
Customise 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 17,341 searches. Data last updated 27 July 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 28/9

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Thu 1/10

00:45-08:25

Nonstop5h 40m

฿8,549

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 26/9

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Thu 1/10

00:45-08:25

Nonstop5h 40m

฿8,616

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 25/9

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Tue 29/9

00:45-08:25

Nonstop5h 40m

฿8,852

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 15/9

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Fri 18/9

00:05-07:40

Nonstop5h 35m

฿9,323

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 28/8

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 2/9

00:05-07:40

Nonstop5h 35m

฿9,357

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 17/9

17:15-21:10

Nonstop5h 55m

Bangkok Suvarnabhumi

Sun 20/9

22:45-06:15

Nonstop5h 30m

฿9,794

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 1/10

17:15-21:10

Nonstop5h 55m

Bangkok Suvarnabhumi

Sun 4/10

22:45-06:15

Nonstop5h 30m

฿10,131

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 12/8

22:55-01:50

1 stop28h 55m

Bangkok Suvarnabhumi

Fri 14/8

02:50-14:30

1 stop9h 40m

฿10,737

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 25/9

19:55-23:45

Nonstop5h 50m

Bangkok Suvarnabhumi

Sun 27/9

00:45-08:25

Nonstop5h 40m

฿10,737

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 1/9

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 2/9

00:05-07:40

Nonstop5h 35m

฿11,881

Flights are sorted by cheapest return flights first.

Deals found on 24/7

Showing 1-10 of 23 resultsSorted by cheapest first
1
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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 return 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?

Booking 41 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 ฿5,150). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of ฿11,006). 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 27 July 2026.

When flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

Airfare is typical for this route at the moment.

Incheon Intl Airport to Bangkok Suvarnabhumi Airport flights typically cost between ฿5,823 and ฿9,592 in August.
The cheapest return price found within the last 5 days was ฿8,111 on Multiple Airlines (25 Aug–30 Aug).

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 27 July 2026.
Read through reviews of airlines operating flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport, such as AIR PREMIA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
AIR PREMIA
8.1
Very Good
Check prices

Boarding

8.0

Comfort

8.1

Crew

8.8

Overall

8.1

Entertainment

6.9

Food

7.2

Reviews

1 / 9
10.0
Excellent

Anonymous,Jun 2026

ICN - IAD

Excellent, I would recommend to my friends, and I will be repeated customer! Thank you,
AIR PREMIA
8.1
Very Good
AIR PREMIA
8.1
Very Good
Check prices

Boarding

8.0

Comfort

8.1

Crew

8.8

Overall

8.1

Entertainment

6.9

Food

7.2

Reviews

1 / 9
10.0
Excellent

Anonymous,Jun 2026

ICN - IAD

Excellent, I would recommend to my friends, and I will be repeated customer! Thank you,

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.

  • How long is the flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport?

    Departing from Incheon Intl Airport to Bangkok Suvarnabhumi Airport will take you 5h 50m. The distance between Incheon Intl Airport and Bangkok Suvarnabhumi Airport is about 3663 km. All flights are typically direct.

  • What is the cheapest airline to fly from Incheon Intl Airport to Bangkok Suvarnabhumi Airport round-trip?

    According to our current data, AIR PREMIA (฿2,830), offers the cheapest pricing from Incheon Intl Airport to Bangkok Suvarnabhumi Airport. AIR PREMIA is 67% cheaper than the average price of flights available within the next 90 days to this destination.

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

    ฿1,810 is the cheapest one-way deal found within the past few days, from Jeju Air. You may also be able to find cheap deals on Thai Vietjet Air and Thai AirAsia X, with prices starting from ฿1,973 and ฿2,053, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport consider choosing คูเวตแอร์เวย์(100%), AIR PREMIA(100%) or EL AL(94%), as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay ฿4,723 for a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport. The cheapest flight overall is ฿4,092 while the most popular route, (Incheon Intl - Bangkok Suvarnabhumi) is currently priced at ฿7,674.

  • 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 holiday 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 ฿5,150). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of ฿11,006). 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

Travelling to a place near Bangkok Suvarnabhumi Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Incheon Intl to Suvarnabhumi

Discover the top airline 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 17,341 searches. Data last updated 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
AIR PREMIACheapest฿2,830Average฿9,529FlexibilityNo cancel feeOn-timeN/A
Search AIR PREMIA flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Incheon Intl to Suvarnabhumi?

Deals for Incheon Intl to Suvarnabhumi flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Suvarnabhumi?

Cheapflights simply makes it quick and affordable to book flights from Incheon Intl to Suvarnabhumi by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Incheon Intl to Suvarnabhumi with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Incheon Intl to Suvarnabhumi, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Incheon Intl to Suvarnabhumi become cheaper?

Of course! You can now track prices for flights from Incheon Intl to Suvarnabhumi and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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