Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport from ฿3,489

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
25 May — 1 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Bangkok Suvarnabhumi are usually found in September or May, booked 42 days in advance, depart on a Sunday or Friday and return on a Friday

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 25 April 2026.

Sat 30/519:55
ICN
-
BKK
1 stop14h 00m
Multiple Airlines
Sun 7/601:10
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Deal found 20/4฿5,363
Thu 4/620:05
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Thu 25/601:10
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Deal found 22/4฿6,138
Tue 9/608:15
ICN
-
BKK
2 stops14h 50m
Multiple Airlines
Thu 11/601:10
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Deal found 21/4฿6,170
Thu 4/620:05
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Sun 7/601:10
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Deal found 20/4฿6,235
Thu 28/518:30
ICN
-
BKK
1 stop15h 25m
Multiple Airlines
Sun 31/501:10
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Deal found 21/4฿6,267
Sat 30/520:05
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Sun 7/601:10
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Deal found 20/4฿6,300
Sun 21/608:15
ICN
-
BKK
2 stops28h 10m
Multiple Airlines
Thu 9/701:10
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Deal found 22/4฿6,655
Wed 3/619:55
ICN
-
BKK
1 stop14h 20m
Multiple Airlines
Sun 7/601:10
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Deal found 21/4฿6,720
Sat 27/608:15
ICN
-
BKK
2 stops12h 35m
Multiple Airlines
Thu 2/701:10
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Deal found 20/4฿6,752
Sun 21/608:15
ICN
-
BKK
2 stops15h 50m
Multiple Airlines
Thu 25/601:10
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Deal found 22/4฿6,784

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 25 April 2026.

Round-trip from

฿6,138

One-way from

฿3,489

Popular in

January

Cheapest in

September

Average price

฿8,206

Good round-trip deal

฿4,143 or less

Good one-way deal

฿4,436 or less
Jeju Air
  • Jeju Air
  • 4/6-25/6
  • Nonstop
  • 11h 50m total
  • Incheon to Bangkok
Search Deals
Jeju Air
  • Jeju Air
  • 4/6
  • Nonstop
  • 6h 05m total
  • Incheon to Bangkok
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (฿59,133 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿7,224 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to Bangkok Suvarnabhumi.
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 25 April 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

Thu 9/7

15:30-01:50

1 stop12h 20m

Bangkok Suvarnabhumi

Sun 12/7

02:50-14:30

1 stop9h 40m

฿9,207

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 21/7

16:45-01:50

1 stop11h 05m

Bangkok Suvarnabhumi

Wed 22/7

02:50-15:45

1 stop10h 55m

฿9,207

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 3/9

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Tue 8/9

00:05-07:40

Nonstop5h 35m

฿9,595

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 9/5

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Sat 16/5

01:10-08:55

Nonstop5h 45m

฿10,532
Fastest return journey

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 13/7

17:15-21:10

Nonstop5h 55m

Bangkok Suvarnabhumi

Fri 17/7

22:45-06:15

Nonstop5h 30m

฿10,693

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 15/6

07:45-14:55

1 stop9h 10m

Bangkok Suvarnabhumi

Thu 25/6

02:05-14:50

1 stop10h 45m

฿10,758

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 30/5

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Sun 31/5

01:10-08:55

Nonstop5h 45m

฿10,823

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 31/5

20:05-00:10

Nonstop6h 05m

Bangkok Suvarnabhumi

Sat 6/6

01:10-08:55

Nonstop5h 45m

฿10,855

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 12/7

17:15-21:10

Nonstop5h 55m

Bangkok Suvarnabhumi

Fri 17/7

22:45-06:15

Nonstop5h 30m

฿11,146

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 7/5

17:15-21:10

Nonstop5h 55m

Bangkok Suvarnabhumi

Tue 19/5

22:45-06:15

Nonstop5h 30m

฿11,242

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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 37 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 ฿4,943). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of ฿9,627). 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 25 April 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?

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 25 April 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
8.2
Very Good
Check prices

Entertainment

7.0

Boarding

8.1

Crew

8.9

Comfort

8.2

Food

7.2

Overall

8.2

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
AIR PREMIA
8.2
Very Good
AIR PREMIA
8.2
Very Good
Check prices

Entertainment

7.0

Boarding

8.1

Crew

8.9

Comfort

8.2

Food

7.2

Overall

8.2

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!

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 6h 05m. The distance between Incheon Intl Airport and Bangkok Suvarnabhumi Airport is about 3663 km. This flight may include one or multiple stops.

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

    According to our current data, AIR PREMIA (฿2,716), offers the cheapest pricing from Incheon Intl Airport to Bangkok Suvarnabhumi Airport. AIR PREMIA is 62% 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?

    ฿1,893 is the cheapest one-way deal found within the past few days, from Thai Vietjet Air. You may also be able to find cheap deals on Thai AirAsia X and T'way Air, with prices starting from ฿1,971 and ฿2,039, 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 Eastar Jet(95%), Air Busan(95%) or คูเวตแอร์เวย์(95%), 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 ฿9,031 for a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport. The cheapest flight overall is ฿2,256 while the most popular route, (Incheon Intl - Bangkok Suvarnabhumi) is currently priced at ฿8,820.

  • 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 ฿4,943). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of ฿9,627). 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
Ko Samet
Chonburi
Cha-am
Ayutthaya
Pak Chong
Kanchanaburi
Sattahip
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 25 April 2026.
AirlineCheapestAverageFlexibilityOn-time
AIR PREMIACheapest฿2,716Average฿9,146FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.