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Cheap flights from Incheon Intl Airport to Bangkok Suvarnabhumi Airport from $153

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
18 Feb — 25 Feb1
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 31 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

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 19 January 2026.

Round-trip from

$241

One-way from

$153

Popular in

January

Cheapest in

September

Average price

$519

Good one-way deal

$203 or less
T'way Air
  • T'way Air
  • 7/2-14/2
  • Nonstop
  • 11h 50m total
  • Incheon to Bangkok
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Eastar Jet
  • Eastar Jet
  • 21/2
  • Nonstop
  • 6h 20m total
  • Incheon to Bangkok
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Highest demand for flights based on searches. 21% potential increase in price ($145 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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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

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 19 January 2026.

Sat 7/219:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Sat 14/201:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 16/1$241
Mon 26/119:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Wed 28/101:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 18/1$251
Wed 4/219:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Sat 14/201:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 19/1$253
Mon 11/517:15
ICN
-
BKK
Nonstop5h 55m
AIR PREMIA
Thu 14/522:45
BKK
-
ICN
Nonstop5h 30m
AIR PREMIA
Deal found 19/1$260
Thu 29/119:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Wed 11/201:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 17/1$269
Sat 28/317:15
ICN
-
BKK
Nonstop6h 10m
AIR PREMIA
Tue 31/322:45
BKK
-
ICN
Nonstop5h 30m
AIR PREMIA
Deal found 18/1$271
Thu 29/119:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Fri 13/201:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 19/1$272
Thu 5/319:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Fri 6/301:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 18/1$274
Sun 17/520:05
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Wed 20/501:10
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Deal found 19/1$278
Thu 5/219:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Wed 11/201:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 18/1$280
Thu 5/219:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Fri 13/201:30
BKK
-
ICN
Nonstop5h 30m
T'way Air
Deal found 18/1$283
Sun 17/510:05
ICN
-
BKK
1 stop13h 00m
Vietnam Airlines
Thu 21/522:15
BKK
-
ICN
1 stop16h 20m
Vietnam Airlines
Deal found 19/1$286

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 647,157 searches. Data last updated 19 January 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

Incheon Intl

Fly to

Suvarnabhumi

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 29/6

18:00-22:05

Nonstop6h 05m

Bangkok Suvarnabhumi

Thu 2/7

00:05-07:40

Nonstop5h 35m

$253

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Wed 4/2

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Thu 5/2

01:30-09:00

Nonstop5h 30m

$253

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 31/1

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Mon 9/2

01:30-09:00

Nonstop5h 30m

$253

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 5/2

19:50-00:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 11/2

01:30-09:00

Nonstop5h 30m

$280

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 15/5

10:05-21:05

1 stop13h 00m

Bangkok Suvarnabhumi

Sat 23/5

22:15-16:35

1 stop16h 20m

$287

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 14/3

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Thu 19/3

22:55-06:35

Nonstop5h 40m

$307

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 10/2

19:30-23:45

Nonstop6h 15m

Bangkok Suvarnabhumi

Wed 4/3

01:00-08:25

Nonstop5h 25m

$310

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 27/2

17:15-21:25

Nonstop6h 10m

Bangkok Suvarnabhumi

Tue 31/3

22:45-06:15

Nonstop5h 30m

$357

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 6/2

19:30-23:45

Nonstop6h 15m

Bangkok Suvarnabhumi

Sat 7/2

01:00-08:25

Nonstop5h 25m

$362

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 12/3

17:05-21:25

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 18/3

22:25-06:20

Nonstop5h 55m

$365

Flights are sorted by cheapest return flights first.

Deals found on 18/1

Showing 1-10 of 23 results
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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?

Use this chart to determine the optimal time to book a return flight from Incheon Intl to Suvarnabhumi. Price data was last updated on 16 January 2026.

The price you pay for your flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 31 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport (average of $141). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of $296). 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 19 January 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.

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?

    T'way Air and AIR PREMIA can get you from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in just under 6h 10m. Your travel time will be generally consistent. The distance from Incheon Intl Airport to Bangkok Suvarnabhumi Airport is about 3663 km. Generally, flights for this route are direct.

  • 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 Air Busan (93%), AIR PREMIA (86%) and Kuwait Airways (86%).

  • 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 $93. On average you can expect to pay $213. The most popular route, (Incheon Intl - Bangkok Suvarnabhumi), can usually be booked for $872.

  • 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, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Bangkok Suvarnabhumi Airport (average of $141). Flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of $296). 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
Kanchanaburi
Sattahip
Cha-am
Ko Lan

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Yes! Cheapflights helps users easily find flights from Incheon Intl to Suvarnabhumi with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Suvarnabhumi from Incheon Intl today and book when prices fit your budget.

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