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$145+ Cheap flights from Suvarnabhumi (BKK) to Seoul (SEL)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEL
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
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Find cheap flights from Suvarnabhumi to Seoul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Seoul are usually found in March or September, booked 76 days in advance, depart on a Sunday or Friday and return on a Tuesday

Cheap flight deals from Suvarnabhumi to Seoul

Cheapest flights from Suvarnabhumi to Seoul
Explore the most affordable flight options available from Suvarnabhumi to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.

This Trip.com deal was found by Cheapflights users on 7/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/102:25 pm
BKK
-
ICN
1 stop24h 00m
Multiple Airlines
Thu 8/276:00 pm
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Deal found 7/5$259
This CheapOair deal was found by Cheapflights users on 7/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:25 am
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Mon 7/1312:10 pm
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 7/3$260
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Mon 9/211:10 am
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Sun 9/278:05 pm
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Deal found 7/6$261
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Tue 8/112:25 am
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Fri 8/286:00 pm
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Deal found 7/5$262
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Wed 8/127:05 pm
BKK
-
ICN
1 stop8h 45m
Multiple Airlines
Wed 8/266:00 pm
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Deal found 7/5$264
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Thu 8/1310:45 pm
BKK
-
ICN
Nonstop5h 30m
Multiple Airlines
Tue 8/256:00 pm
ICN
-
BKK
Nonstop6h 05m
Multiple Airlines
Deal found 7/6$266
This CheapOair deal was found by Cheapflights users on 7/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/122:25 am
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Sat 10/107:55 pm
ICN
-
BKK
Nonstop5h 50m
Multiple Airlines
Deal found 7/5$268
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sun 9/207:05 pm
BKK
-
ICN
1 stop8h 45m
Multiple Airlines
Mon 9/287:55 pm
ICN
-
BKK
Nonstop5h 50m
Multiple Airlines
Deal found 7/6$270
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:05 pm
BKK
-
ICN
1 stop8h 45m
Vietnam Airlines
Tue 9/1510:35 am
ICN
-
BKK
1 stop9h 55m
Vietnam Airlines
Deal found 7/7$271
This Booking.com deal was found by Cheapflights users on 7/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:30 pm
BKK
-
ICN
1 stop18h 55m
Vietnam Airlines
Sat 10/106:05 pm
ICN
-
BKK
1 stop18h 45m
Vietnam Airlines
Deal found 7/8$272
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Mon 8/32:25 am
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Tue 8/1811:05 am
ICN
-
BKK
1 stop8h 00m
Multiple Airlines
Deal found 7/4$273
This CheapOair deal was found by Cheapflights users on 7/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:25 am
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Fri 8/217:55 pm
ICN
-
BKK
Nonstop5h 50m
Multiple Airlines
Deal found 7/5$274

Find flight deals from Suvarnabhumi to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to Seoul (SEL). 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 July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(Trip.com)

One-way from

$146
(Mytrip)

Popular in

December

Cheapest in

March

Average price

$299

Good round-trip deal

$462 or less

Good one-way deal

$460 or less
Provider with most accurate pricing for Bangkok Suvarnabhumi-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bangkok Suvarnabhumi-Seoul (SEL) flights.
Search Deals
From Bangkok Suvarnabhumi to Seoul (SEL)
Search Deals
One-way flight from Bangkok Suvarnabhumi to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Bangkok Suvarnabhumi to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from Bangkok Suvarnabhumi to Seoul (SEL).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Suvarnabhumi to Seoul 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 July 8, 2026.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 9/6

2:25 pm-6:40 am

1 stop14h 15m

Incheon Intl

Tue 10/6

11:05 am-5:05 pm

1 stop8h 00m

$283

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 9/11

9:00 pm-4:25 pm

1 stop17h 25m

Incheon Intl

Mon 9/14

12:30 am-5:05 pm

1 stop18h 35m

$284

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 11/18

3:55 pm-5:30 am

1 stop11h 35m

Incheon Intl

Tue 11/24

12:30 am-5:00 pm

1 stop18h 30m

$287

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 8/12

10:15 pm-4:35 pm

1 stop16h 20m

Incheon Intl

Fri 8/21

10:35 am-8:00 pm

1 stop11h 25m

$287

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 10/21

3:55 pm-5:50 am

1 stop11h 55m

Incheon Intl

Mon 10/26

6:05 pm-2:45 pm

1 stop22h 40m

$287

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 7/30

2:25 am-10:00 am

Nonstop5h 35m

Incheon Intl

Fri 8/7

6:40 am-11:20 pm

1 stop18h 40m

$324

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 7/31

3:55 pm-5:50 am

1 stop11h 55m

Incheon Intl

Fri 8/7

10:05 am-9:05 pm

1 stop13h 00m

$335
Quickest round-trip

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sat 7/18

1:35 am-8:55 am

Nonstop5h 20m

Incheon Intl

Sun 7/26

7:35 pm-11:35 pm

Nonstop6h 00m

$338

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Sun 7/26

12:50 am-8:15 am

1 stop29h 25m

Seoul Gimpo Intl

Wed 7/29

7:55 pm-11:50 pm

1 stop29h 55m

$406

BangkokSeoul

BKK - GMP

BKKGMP

Bangkok Suvarnabhumi

Tue 8/11

12:50 am-8:15 am

1 stop29h 25m

Seoul Gimpo Intl

Sat 8/15

7:55 pm-11:50 pm

1 stop29h 55m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/4

Showing 1-10 of 37 resultsSorted by cheapest first
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Compare providers for flights from Suvarnabhumi to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Suvarnabhumi to Seoul in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangkok Suvarnabhumi Airport-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangkok Suvarnabhumi Airport-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bangkok Suvarnabhumi Airport-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Suvarnabhumi to Seoul

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

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

Currently, September is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Seoul (average of $50). Flying from Bangkok Suvarnabhumi Airport to Seoul in December is currently the most expensive (average of $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 BKK to SEL?

Find hourly flight availability from Suvarnabhumi to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2026.

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

Weekly flight availability from Bangkok Suvarnabhumi Airport to Seoul

Explore weekly flight availability from Suvarnabhumi to Seoul. 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 July 8, 2026.

The most flights from BKK to SEL are scheduled on a Thursday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).

How much does it cost to fly round-trip from Bangkok Suvarnabhumi Airport to Seoul?

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

The price you pay for your flight from Bangkok Suvarnabhumi Airport to Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated July 8, 2026.
Peruse reviews from past customers who have flown with Korean Air,Asiana Airlines, andThai Vietjet Air from Bangkok Suvarnabhumi Airport to Seoul to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,221 reviews
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.1
Very good
551 reviews
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Thai Vietjet Air
6.7
Okay
125 reviews
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Suvarnabhumi to Seoul. 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 Bangkok Suvarnabhumi Airport to Seoul?

    A quick flight from Bangkok Suvarnabhumi Airport to Seoul can take about 5h 45m. Jeju Air provides one of the quickest options available for as low as $261. The distance between Bangkok Suvarnabhumi Airport and Seoul is about 2276 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $71, Jeju Air will fly you from Bangkok Suvarnabhumi Airport to Seoul and back. In addition to Jeju Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Vietnam Airlines and AIR PREMIA - these airlines can fly you to your destination from $124 and $128, respectively. You may be able to fly from Bangkok Suvarnabhumi Airport to Seoul for 75% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $69 on Thai Vietjet Air. Other airlines that offer cheap prices include T'way Air from $86 and Thai AirAsia X from $96 one-way.

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

    Consider Thai Vietjet Air (97%), Jeju Air (89%) or EL AL (89%) when booking your flight. These represent the most reliable airlines when flying from Bangkok Suvarnabhumi Airport to Seoul.

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

    On average you can expect to pay $2,417 for a flight from Bangkok Suvarnabhumi Airport to Seoul. The cheapest flight overall is $177 while the most popular route, (Bangkok Suvarnabhumi - Incheon Intl) is currently priced at $294.

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

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

  • How can I find direct flights from Suvarnabhumi to Seoul?

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Seoul (average of $50). Flying from Bangkok Suvarnabhumi Airport to Seoul in December is currently the most expensive (average of $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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Suvarnabhumi to Seoul

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

Top 10 airlines flying from Suvarnabhumi to Seoul

Discover the top 10 airlines that operate flights from Suvarnabhumi to Seoul. 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 July 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapest$71Average$333FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$124Average$283FlexibilityNo cancel feeOn-time81%
AIR PREMIACheapest$128Average$365FlexibilityNo cancel feeOn-timeN/A
Thai Vietjet AirCheapest$132Average$244FlexibilityNo cancel feeOn-timeN/A
T'way AirCheapest$134Average$267FlexibilityNo cancel feeOn-time88%
Thai AirAsia XCheapest$177Average$239FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$210Average$587FlexibilityNo cancel feeOn-time77%
Thai Lion AirCheapest$248Average$344FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$299Average$550FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$349Average$512FlexibilityNo cancel feeOn-time81%

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