$75 Cheap Flights from Seoul (ICN) to Bangkok (BKK)

View $75 flight on Sun, Nov 23, 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)

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Cheap Flights from Seoul to Bangkok (ICN-BKK)

Prices were available within the past 7 days and start at $75 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

T'Way Air
Sat, Nov 22 - Sat, Dec 13
ICN
Seoul
BKK
Bangkok
$170 Roundtrip, found 5 days ago
$170
Roundtrip
found 5 days ago
Select T'Way Air flight, departing Sat, Nov 22 from Seoul to Bangkok, returning Sat, Dec 13, priced at $170 found 5 days ago
Vietnam Airlines
Wed, Sep 9 - Mon, Sep 14
ICN
Seoul
BKK
Bangkok
$177 Roundtrip, found 5 days ago
$177
Roundtrip
found 5 days ago
Select Vietnam Airlines flight, departing Wed, Sep 9 from Seoul to Bangkok, returning Mon, Sep 14, priced at $177 found 5 days ago
T'way Air with baggage
Sat, Nov 22 - Thu, Nov 27
ICN
Seoul
BKK
Bangkok
$205 Roundtrip, found 14 hours ago
$205
Roundtrip
found 14 hours ago
Select T'way Air with baggage flight, departing Sat, Nov 22 from Seoul to Bangkok, returning Thu, Nov 27, priced at $205 found 14 hours ago
Jeju Air
Tue, Nov 25 - Thu, Nov 27
ICN
Seoul
BKK
Bangkok
$211 Roundtrip, found 22 hours ago
$211
Roundtrip
found 22 hours ago
Select Jeju Air flight, departing Tue, Nov 25 from Seoul to Bangkok, returning Thu, Nov 27, priced at $211 found 22 hours ago
China Eastern Airlines
Sat, Dec 20 - Sat, Jan 3
ICN
Seoul
BKK
Bangkok
$213 Roundtrip, just found
$213
Roundtrip
just found
Select China Eastern Airlines flight, departing Sat, Dec 20 from Seoul to Bangkok, returning Sat, Jan 3, priced at $213 just found
Hong Kong Airlines
Fri, Jan 9 - Mon, Jan 12
ICN
Seoul
BKK
Bangkok
$229 Roundtrip, found 2 hours ago
$229
Roundtrip
found 2 hours ago
Select Hong Kong Airlines flight, departing Fri, Jan 9 from Seoul to Bangkok, returning Mon, Jan 12, priced at $229 found 2 hours ago
Air China
Fri, Jan 30 - Mon, Feb 2
ICN
Seoul
BKK
Bangkok
$234 Roundtrip, just found
$234
Roundtrip
just found
Select Air China flight, departing Fri, Jan 30 from Seoul to Bangkok, returning Mon, Feb 2, priced at $234 just found
Air Premia
Sun, Nov 23 - Tue, Nov 25
ICN
Seoul
BKK
Bangkok
$237 Roundtrip, found 4 days ago
$237
Roundtrip
found 4 days ago
Select Air Premia flight, departing Sun, Nov 23 from Seoul to Bangkok, returning Tue, Nov 25, priced at $237 found 4 days ago
China Southern Airlines
Thu, Nov 27 - Wed, Dec 3
ICN
Seoul
BKK
Bangkok
$241 Roundtrip, just found
$241
Roundtrip
just found
Select China Southern Airlines flight, departing Thu, Nov 27 from Seoul to Bangkok, returning Wed, Dec 3, priced at $241 just found
Shandong Airlines
Thu, Mar 12 - Sat, Mar 14
ICN
Seoul
BKK
Bangkok
$269 Roundtrip, just found
$269
Roundtrip
just found
Select Shandong Airlines flight, departing Thu, Mar 12 from Seoul to Bangkok, returning Sat, Mar 14, priced at $269 just found

Find the cheapest month to fly from Seoul (ICN) to Bangkok (BKK)

September is typically the cheapest month to fly

From $115 - $185 per traveler.

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Don Mueang Intl. DMK. Closest option available. Average driving time to city center is 19 minutes. Flights from $394
DMK
Don Mueang Intl.
Closest
Average driving time to city center19 min
Flights from $394

Frequently asked questions

How much does a flight from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK) cost?
Get a cheap one-way flight from $75 or cheap return flight from $170 from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
The cheapest month to fly from ICN to BKK is November, when there's less demand. Off-peak season is typically when airlines offer lower prices between these airports.
Which airlines fly direct from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
When jetting out of Incheon Intl. Airport (ICN), 9 carriers can take you directly to Suvarnabhumi Intl. Airport (BKK) without stopovers, including:

  • Korean Air
  • Thai Airways International
  • Asiana Airlines
  • Jeju Air
  • Jin Air

What is the cheapest airline that flies from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
Cheap flight tickets between Incheon Intl. Airport (ICN) and Suvarnabhumi Intl. Airport (BKK) can usually be found with low-cost carriers like Asiana Airlines and Jeju Air. Don't forget that prices can vary based on departure dates, demand and how early you book. With Expedia's search tool, you can easily filter your results to find an ICN to BKK flight that fits your budget.
How many flights per day from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
Every day on average, 15 nonstop flights take off from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK). Choose the departure date that best fits your schedule.
What are the most popular departure times for flights from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
More people fly between ICN and BKK at 5 PM than at any other time. Looking for a quieter experience? Travel outside of rush hours and you could save on your ticket as well.
What day of the week has the most flights from ICN to BKK?
If you depart on a Sunday, you'll get the largest range of options for flights from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK).
What is the earliest flight from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
The first flight of the day out of Incheon Intl. Airport (ICN) is at around 9:15AM UTC+9. Hop on this flight and you'll touch down at Suvarnabhumi Intl. Airport (BKK) at approximately 1:15PM UTC+7. The total flight duration is 6h.
How long does it take to fly from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
The average flight time from ICN to BKK is 6 hours and 6 minutes, covering a distance of 2,300 mi.
What airline has the least delays from ICN to BKK?
Kenya Airways has the best track record for on-time direct flights from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK), with an on-time score of 100%. Use the Expedia App to check your flight status before you take off and get immediate updates about any changes.
What is the best time to fly from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
To avoid possible delays on the Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK) route, aim to fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Bangkok from Incheon Intl. Airport (ICN)?
Hop on a direct flight from Incheon Intl. Airport (ICN) to Bangkok and touch down at Suvarnabhumi Intl. Airport (BKK). Another convenient gateway to the city is Don Mueang Intl. Airport (DMK).
Is it cheaper to buy a plane ticket from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK) last-minute?
Holding off until just before your departure to book a flight from ICN to BKK often results in higher prices. While it's possible to find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book an ICN to BKK flight and hotel package?
You'll typically save money by securing an ICN to BKK flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your preferred accommodations and flights, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Suvarnabhumi Intl. Airport (BKK)?
It's usually possible to cancel or reschedule your ICN to BKK flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Incheon Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air China, Air Macau Company, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, Hahn Air Systems, Hong Kong Airlines, Jeju Air, Korean Air, Lao Airlines, Malaysia Airlines, Scoot, Singapore Airlines, T'way Air with baggage, Thai Airways International, Vietjet Air, Vietnam Airlines
Roundtrip price
$169
Distance
2277 mi
Average flight time
4 hours 2 mins

Book with confidence

Seoul to Bangkok Flights

The cheapest times to fly from Seoul to Bangkok

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Bangkok are during the month of November. You can find some of the cheapest flights from Seoul to Bangkok with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Bangkok

Sunday is one of the best days to book for cheap flights from Seoul to Bangkok: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Bangkok

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Bangkok in 2025. You can also book with separate airlines for your outbound and return journeys, from $75 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Bangkok flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Bangkok airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seoul to Bangkok Flights

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