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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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEL
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
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 September or March, 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 May 6, 2026.

This Jeju Air deal was found by Cheapflights users on 5/1. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:10 am
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Sat 6/68:05 pm
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Deal found 5/1$288
This CheapOair deal was found by Cheapflights users on 5/2. 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.
Wed 5/271:10 am
BKK
-
ICN
Nonstop5h 45m
Multiple Airlines
Fri 6/54:55 pm
ICN
-
BKK
1 stop24h 40m
Multiple Airlines
Deal found 5/2$297
This oojo deal was found by Cheapflights users on 5/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:10 pm
BKK
-
ICN
2 stops17h 45m
China Eastern
Fri 6/52:30 pm
ICN
-
BKK
1 stop8h 25m
China Eastern
Deal found 5/4$299
This CheapOair deal was found by Cheapflights users on 5/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:25 am
BKK
-
ICN
Nonstop5h 35m
Multiple Airlines
Tue 6/164:55 pm
ICN
-
BKK
1 stop24h 40m
Multiple Airlines
Deal found 5/4$300
This Jeju Air deal was found by Cheapflights users on 5/1. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:10 am
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Sat 5/308:05 pm
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Deal found 5/1$305
This Jeju Air deal was found by Cheapflights users on 5/3. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/211:10 am
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Sat 5/308:05 pm
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Deal found 5/3$307
This Booking.com deal was found by Cheapflights users on 5/2. 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.
Sat 5/231:10 am
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Thu 5/288:05 pm
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Deal found 5/2$310
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Wed 5/209:55 am
BKK
-
ICN
1 stop20h 20m
Multiple Airlines
Tue 5/2611:40 pm
ICN
-
BKK
1 stop27h 45m
Multiple Airlines
Deal found 5/6$311
This Mytrip deal was found by Cheapflights users on 5/2. 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.
Sat 5/168:50 pm
BKK
-
ICN
2 stops22h 15m
China Eastern
Wed 6/32:30 pm
ICN
-
BKK
1 stop24h 00m
China Eastern
Deal found 5/2$313
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Thu 6/45:40 pm
BKK
-
ICN
1 stop12h 35m
Multiple Airlines
Thu 6/113:30 pm
ICN
-
BKK
1 stop12h 20m
Multiple Airlines
Deal found 5/5$316
This oojo deal was found by Cheapflights users on 5/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:30 am
BKK
-
GMP
1 stop9h 35m
Air China
Tue 6/92:25 pm
GMP
-
BKK
1 stop11h 45m
Air China
Deal found 5/5$348
This Air China deal was found by Cheapflights users on 5/2. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/137:35 pm
BKK
-
GMP
1 stop15h 30m
Air China
Sat 6/202:25 pm
GMP
-
BKK
1 stop11h 45m
Air China
Deal found 5/2$371

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 May 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$288
(Jeju Air)

One-way from

$145
(Jeju Air)

Popular in

December

Cheapest in

September

Average price

$292

Good round-trip deal

$665 or less

Good one-way deal

$567 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. 10% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 6, 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

Thu 6/11

8:50 pm-10:45 pm

1 stop23h 55m

Incheon Intl

Fri 6/19

2:30 pm-9:55 pm

1 stop9h 25m

$341

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Tue 6/2

7:10 pm-9:05 pm

2 stops23h 55m

Incheon Intl

Tue 6/9

8:15 pm-7:50 pm

2 stops25h 35m

$356

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Mon 6/8

2:10 am-2:55 pm

2 stops10h 45m

Incheon Intl

Fri 6/19

2:30 pm-8:55 pm

1 stop8h 25m

$361

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 5/24

7:50 am-10:45 pm

1 stop12h 55m

Incheon Intl

Thu 5/28

11:55 am-12:40 am

2 stops14h 45m

$361

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 6/7

3:55 pm-10:45 pm

1 stop28h 50m

Incheon Intl

Sat 6/13

7:45 am-10:15 pm

1 stop16h 30m

$368

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Mon 5/18

3:55 pm-11:15 am

2 stops17h 20m

Incheon Intl

Sun 5/24

2:15 pm-12:40 am

2 stops12h 25m

$384
Quickest round-trip

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Tue 5/19

10:45 pm-6:15 am

Nonstop5h 30m

Incheon Intl

Fri 5/22

5:15 pm-9:10 pm

Nonstop5h 55m

$421

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 8/30

2:50 am-9:55 pm

1 stop17h 05m

Incheon Intl

Thu 9/3

4:45 pm-1:50 am

1 stop11h 05m

$429

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 8/27

2:50 am-3:45 pm

1 stop10h 55m

Incheon Intl

Tue 9/8

4:45 pm-1:50 am

1 stop11h 05m

$429

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 9/6

10:45 pm-6:15 am

Nonstop5h 30m

Incheon Intl

Mon 10/5

5:15 pm-9:10 pm

Nonstop5h 55m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Showing 1-10 of 41 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 May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust 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

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 75 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 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 October is currently the most expensive (average of $759). 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 May 6, 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 May 6, 2026.

The most flights from BKK to SEL are scheduled on a Monday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).

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

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 May 6, 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
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Overall

8.4

Entertainment

8.2

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
1,217 reviews
Korean Air
8.4
Very good
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Overall

8.4

Entertainment

8.2

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
530 reviews
Korean Air
8.4
Very good
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Overall

8.4

Entertainment

8.2

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
6.6
Okay
124 reviews
Korean Air
8.4
Very good
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Overall

8.4

Entertainment

8.2

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 16h 20m. China Eastern provides one of the quickest options available for as low as $402. 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 $124, Vietnam Airlines will fly you from Bangkok Suvarnabhumi Airport to Seoul and back. In addition to Vietnam Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from AIR PREMIA and Thai Vietjet Air - these airlines can fly you to your destination from $131 and $132, respectively. You may be able to fly from Bangkok Suvarnabhumi Airport to Seoul for 54% 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 $71 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 Hawaiian Airlines (98%), Air Busan (96%) or Eastar Jet (96%) 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 $1,067 for a flight from Bangkok Suvarnabhumi Airport to Seoul. The cheapest flight overall is $249 while the most popular route, (Bangkok Suvarnabhumi - Seoul Gimpo Intl) is currently priced at $520.

  • 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 October is currently the most expensive (average of $759). 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 9 airlines flying from Suvarnabhumi to Seoul

Discover the top 9 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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Vietnam AirlinesCheapest$124Average$283FlexibilityNo cancel feeOn-time81%
AIR PREMIACheapest$131Average$266FlexibilityNo cancel feeOn-timeN/A
Thai Vietjet AirCheapest$132Average$236FlexibilityNo cancel feeOn-timeN/A
T'way AirCheapest$134Average$231FlexibilityNo cancel feeOn-time88%
Korean AirCheapest$169Average$502FlexibilityNo cancel feeOn-time81%
Thai AirAsia XCheapest$170Average$239FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$210Average$563FlexibilityNo cancel feeOn-time77%
Thai Lion AirCheapest$248Average$339FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$380Average$550FlexibilityNo cancel feeOn-time76%

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