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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — BKK
28 Mar — 4 Apr1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Bangkok are usually found in September or June, booked 49 days in advance, depart on a Sunday or Thursday and return on a Tuesday
Cheap flight deals from Seoul to Bangkok
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Seoul to Bangkok
Explore the most affordable flight options available from Seoul to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 February 2026.
Thu 23/418:05
ICN
-
BKK
1 stop29h 00m
Vietnam Airlines
Sun 26/411:55
BKK
-
ICN
1 stop26h 40m
Vietnam Airlines
Deal found 26/2฿4,532
Fri 24/410:05
ICN
-
BKK
1 stop10h 00m
Vietnam Airlines
Fri 15/515:55
BKK
-
ICN
1 stop11h 55m
Vietnam Airlines
Deal found 23/2฿4,563
Mon 29/611:05
ICN
-
BKK
1 stop8h 00m
Vietnam Airlines
Fri 10/719:05
BKK
-
ICN
1 stop8h 45m
Vietnam Airlines
Deal found 24/2฿4,595
Tue 30/611:05
ICN
-
BKK
1 stop8h 00m
Vietnam Airlines
Tue 7/719:05
BKK
-
ICN
1 stop8h 45m
Vietnam Airlines
Deal found 23/2฿4,626
Thu 10/912:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Sun 13/902:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿4,626
Sat 27/610:05
ICN
-
BKK
1 stop13h 00m
Vietnam Airlines
Sat 4/719:05
BKK
-
ICN
1 stop8h 45m
Vietnam Airlines
Deal found 26/2฿4,657
Sat 22/812:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Mon 24/802:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 26/2฿4,657
Fri 19/611:05
ICN
-
BKK
1 stop8h 00m
Vietnam Airlines
Wed 24/619:05
BKK
-
ICN
1 stop8h 45m
Vietnam Airlines
Deal found 24/2฿4,688
Thu 2/712:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Tue 7/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿4,688
Tue 2/610:05
ICN
-
BKK
1 stop13h 00m
Vietnam Airlines
Mon 8/619:05
BKK
-
ICN
1 stop19h 30m
Vietnam Airlines
Deal found 25/2฿4,719
Sat 9/510:05
ICN
-
BKK
1 stop13h 00m
Vietnam Airlines
Fri 15/515:55
BKK
-
ICN
1 stop11h 55m
Vietnam Airlines
Deal found 24/2฿4,750
Fri 19/612:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Thu 2/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿4,750
Best flights from Seoul to Bangkok
Discover carefully curated flight deals from Seoul to Bangkok that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 February 2026.
Sun 10/518:05
ICN
-
BKK
1 stop22h 40m
Vietnam Airlines
Wed 13/518:05
BKK
-
ICN
1 stop9h 55m
Vietnam Airlines
Deal found 22/2฿5,495
Sun 5/712:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Fri 10/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 22/2฿5,712
Thu 12/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Sat 14/302:30
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 23/2฿5,898
Sun 14/618:00
ICN
-
BKK
Nonstop6h 05m
T'way Air
Wed 17/600:05
BKK
-
ICN
Nonstop5h 35m
T'way Air
Deal found 22/2฿5,929
Sat 16/520:05
ICN
-
BKK
Nonstop6h 05m
Jeju Air
Sun 17/501:10
BKK
-
ICN
Nonstop5h 45m
Jeju Air
Deal found 25/2฿7,202
Mon 20/417:15
ICN
-
BKK
Nonstop5h 55m
AIR PREMIA
Fri 24/422:45
BKK
-
ICN
Nonstop5h 30m
AIR PREMIA
Deal found 23/2฿7,233
Mon 15/610:05
ICN
-
BKK
1 stop10h 00m
Vietnam Airlines
Mon 22/619:05
BKK
-
ICN
1 stop8h 45m
Vietnam Airlines
Deal found 24/2฿5,495
Tue 2/612:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Sun 7/602:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 22/2฿5,898
Sun 8/306:20
GMP
-
DMK
2 stops16h 10m
Multiple Airlines
Mon 9/302:35
DMK
-
GMP
1 stop15h 10m
Multiple Airlines
Deal found 22/2฿11,983
Wed 24/610:05
ICN
-
BKK
1 stop13h 00m
Vietnam Airlines
Sun 5/715:55
BKK
-
ICN
1 stop11h 55m
Vietnam Airlines
Deal found 24/2฿5,495
Wed 17/618:00
ICN
-
BKK
Nonstop6h 05m
T'way Air
Wed 24/600:05
BKK
-
ICN
Nonstop5h 35m
T'way Air
Deal found 23/2฿6,147
Thu 9/411:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Mon 20/402:30
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 24/2฿6,333
Fri 17/712:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Fri 24/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿5,898
Fri 29/513:50
GMP
-
BKK
1 stop11h 40m
EVA Air
Tue 2/601:35
BKK
-
GMP
1 stop15h 40m
EVA Air
Deal found 22/2฿13,287
Sat 25/418:05
ICN
-
BKK
1 stop18h 45m
Vietnam Airlines
Sat 9/519:05
BKK
-
ICN
1 stop8h 45m
Vietnam Airlines
Deal found 25/2฿5,774
Fri 26/612:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Sat 27/602:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 25/2฿5,898
Wed 12/812:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Wed 19/802:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿5,898
Tue 21/410:35
ICN
-
BKK
1 stop11h 30m
Vietnam Airlines
Thu 30/419:30
BKK
-
ICN
1 stop18h 55m
Vietnam Airlines
Deal found 22/2฿6,302
Thu 4/612:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Sun 7/602:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 25/2฿5,898
Wed 22/419:30
GMP
-
BKK
1 stop30h 20m
Jeju Air
Sun 26/400:50
BKK
-
GMP
1 stop29h 30m
Jeju Air
Deal found 22/2฿8,692
Fri 3/712:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Wed 8/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 25/2฿5,960
Fri 10/410:35
ICN
-
BKK
1 stop11h 30m
Vietnam Airlines
Fri 17/419:30
BKK
-
ICN
1 stop18h 55m
Vietnam Airlines
Deal found 25/2฿7,295
Tue 21/712:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Thu 23/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 22/2฿6,054
Fri 20/319:50
GMP
-
BKK
1 stop29h 50m
Jeju Air
Wed 25/300:40
BKK
-
GMP
1 stop29h 45m
Jeju Air
Deal found 24/2฿9,996
Wed 17/619:30
GMP
-
BKK
1 stop30h 20m
Jeju Air
Sat 20/600:50
BKK
-
GMP
1 stop29h 30m
Jeju Air
Deal found 25/2฿10,027
Thu 16/712:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Sat 18/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 22/2฿6,240
Fri 24/418:05
ICN
-
BKK
1 stop22h 40m
Vietnam Airlines
Tue 5/522:15
BKK
-
ICN
1 stop16h 20m
Vietnam Airlines
Deal found 25/2฿7,606
Wed 11/310:50
GMP
-
DMK
1 stop15h 35m
Multiple Airlines
Wed 18/305:10
DMK
-
GMP
1 stop10h 45m
Multiple Airlines
Deal found 23/2฿12,262
Wed 15/419:30
GMP
-
BKK
1 stop30h 20m
Jeju Air
Wed 22/400:50
BKK
-
GMP
1 stop29h 30m
Jeju Air
Deal found 25/2฿10,276
Sun 12/410:35
ICN
-
BKK
1 stop11h 30m
Vietnam Airlines
Thu 16/421:05
BKK
-
ICN
1 stop17h 20m
Vietnam Airlines
Deal found 22/2฿7,730
Direct flights from Seoul to Bangkok
Explore direct flight options from Seoul to Bangkok based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 February 2026.
Mon 24/812:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Sun 30/802:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿4,626
Sat 22/812:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Mon 24/802:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 26/2฿4,657
Thu 2/712:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Tue 7/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿4,688
Fri 19/612:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Thu 2/702:45
DMK
-
ICN
Nonstop5h 50m
Thai AirAsia
Deal found 24/2฿4,750
Thu 23/411:20
ICN
-
DMK
Nonstop6h 10m
Multiple Airlines
Sun 12/702:45
DMK
-
ICN
Nonstop5h 50m
Multiple Airlines
Deal found 24/2฿4,781
Tue 21/411:20
ICN
-
DMK
Nonstop6h 10m
Multiple Airlines
Mon 31/802:45
DMK
-
ICN
Nonstop5h 50m
Multiple Airlines
Deal found 26/2฿4,812
Mon 11/518:00
ICN
-
BKK
Nonstop6h 05m
T'way Air
Fri 15/500:05
BKK
-
ICN
Nonstop5h 35m
T'way Air
Deal found 24/2฿4,905
Mon 9/312:30
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Thu 12/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 23/2฿4,967
Wed 22/411:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Sun 26/402:30
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 22/2฿5,029
Wed 11/317:10
ICN
-
BKK
Nonstop6h 00m
Jin Air
Fri 24/400:45
BKK
-
ICN
Nonstop5h 40m
Jin Air
Deal found 24/2฿5,060
Thu 23/411:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Mon 27/402:30
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 24/2฿5,060
Sat 21/316:50
ICN
-
BKK
Nonstop6h 30m
Air Busan
Thu 26/322:20
BKK
-
ICN
Nonstop5h 45m
Air Busan
Deal found 23/2฿5,091
Last-minute flights from Seoul to Bangkok
Discover last-minute flight deals from Seoul to Bangkok. Data last updated 26 February 2026 and is based on user searches.
Wed 25/219:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Tue 19/500:05
BKK
-
ICN
Nonstop5h 35m
T'way Air
Deal found 24/2฿4,905
Thu 26/218:45
ICN
-
DMK
Nonstop6h 15m
Thai AirAsia X
Wed 22/402:30
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 23/2฿4,967
Tue 3/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Thu 12/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 23/2฿5,029
Thu 5/317:50
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Thu 12/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 23/2฿4,874
Thu 5/319:30
ICN
-
BKK
Nonstop6h 15m
Jeju Air
Wed 11/301:00
BKK
-
ICN
Nonstop5h 25m
Jeju Air
Deal found 22/2฿4,998
Thu 5/317:50
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Sat 14/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 24/2฿5,060
Fri 6/319:30
ICN
-
BKK
Nonstop6h 15m
Jeju Air
Wed 11/301:00
BKK
-
ICN
Nonstop5h 25m
Jeju Air
Deal found 22/2฿5,122
Mon 9/312:30
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Tue 17/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 23/2฿5,184
Tue 10/317:50
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Thu 12/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Deal found 23/2฿5,091
Wed 11/317:10
ICN
-
BKK
Nonstop6h 00m
Jin Air
Fri 24/400:45
BKK
-
ICN
Nonstop5h 40m
Jin Air
Deal found 24/2฿5,060
Sat 21/316:50
ICN
-
BKK
Nonstop6h 30m
Air Busan
Thu 26/322:20
BKK
-
ICN
Nonstop5h 45m
Air Busan
Deal found 23/2฿5,091
Wed 25/319:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Tue 23/600:05
BKK
-
ICN
Nonstop5h 35m
T'way Air
Deal found 26/2฿4,967
One-way flights from Seoul to Bangkok
Search for one-way flight options from Seoul to Bangkok. Find affordable one-way fares based on user searches. Data last updated 26 February 2026.
Mon 10/812:05
ICN
-
DMK
Nonstop5h 45m
Thai AirAsia
Deal found 25/2฿2,173
Sat 28/317:05
ICN
-
BKK
Nonstop6h 20m
Eastar Jet
Deal found 25/2฿2,173
Fri 3/411:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 22/2฿2,204
Thu 26/317:05
ICN
-
BKK
Nonstop6h 20m
Eastar Jet
Deal found 23/2฿2,204
Tue 10/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 25/2฿2,235
Thu 5/317:10
ICN
-
BKK
Nonstop6h 00m
Jin Air
Deal found 24/2฿2,266
Fri 13/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 25/2฿2,297
Fri 6/319:50
ICN
-
BKK
Nonstop6h 20m
T'way Air
Deal found 25/2฿2,297
Fri 20/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 25/2฿2,328
Tue 17/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 24/2฿2,328
Sat 7/317:50
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 25/2฿2,359
Mon 11/518:00
ICN
-
BKK
Nonstop6h 05m
T'way Air
Deal found 24/2฿2,359
Find flight deals from Seoul to Bangkok
Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Bangkok (TH1). 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 26 February 2026.
Customise your flight search to find flights from Seoul to Bangkok 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 26 February 2026.
Use the filters below to find and compare flights from Seoul to Bangkok that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
IncheonBangkok
ICN - BKK
ICNBKK
Incheon Intl
Sun 10/5
18:05-14:45
1 stop22h 40m
Bangkok Suvarnabhumi
Wed 13/5
18:05-06:00
1 stop9h 55m
฿5,495
IncheonBangkok
ICN - BKK
ICNBKK
Incheon Intl
Mon 15/6
10:05-18:05
1 stop10h 00m
Bangkok Suvarnabhumi
Mon 22/6
19:05-05:50
1 stop8h 45m
฿5,495
IncheonBangkok
ICN - BKK
ICNBKK
Incheon Intl
Wed 24/6
10:05-21:05
1 stop13h 00m
Bangkok Suvarnabhumi
Sun 5/7
15:55-05:50
1 stop11h 55m
฿5,495
IncheonBangkok
ICN - DMK
ICNDMK
Incheon Intl
Sun 5/7
12:05-15:50
Nonstop5h 45m
Bangkok Don Mueang Intl
Fri 10/7
02:45-10:35
Nonstop5h 50m
฿5,712
IncheonBangkok
ICN - BKK
ICNBKK
Incheon Intl
Sat 25/4
18:05-10:50
1 stop18h 45m
Bangkok Suvarnabhumi
Sat 9/5
19:05-05:50
1 stop8h 45m
฿5,774
IncheonBangkok
ICN - DMK
ICNDMK
Incheon Intl
Thu 12/3
11:20-15:30
Nonstop6h 10m
Bangkok Don Mueang Intl
Sat 14/3
02:30-10:05
Nonstop5h 35m
฿5,898
IncheonBangkok
ICN - DMK
ICNDMK
Incheon Intl
Tue 2/6
12:05-15:50
Nonstop5h 45m
Bangkok Don Mueang Intl
Sun 7/6
02:45-10:35
Nonstop5h 50m
฿5,898
IncheonBangkok
ICN - DMK
ICNDMK
Incheon Intl
Fri 17/7
12:05-15:50
Nonstop5h 45m
Bangkok Don Mueang Intl
Fri 24/7
02:45-10:35
Nonstop5h 50m
฿5,898
IncheonBangkok
ICN - DMK
ICNDMK
Incheon Intl
Fri 26/6
12:05-15:50
Nonstop5h 45m
Bangkok Don Mueang Intl
Sat 27/6
02:45-10:35
Nonstop5h 50m
฿5,898
IncheonBangkok
ICN - DMK
ICNDMK
Incheon Intl
Wed 12/8
12:05-15:50
Nonstop5h 45m
Bangkok Don Mueang Intl
Wed 19/8
02:45-10:35
Nonstop5h 50m
฿5,898
Flights are sorted by cheapest return flights first.
Deals found on 22/2
Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6
Best time to book a flight from Seoul to Bangkok
Have a flexible travel schedule? Discover the best time to fly to Bangkok from Seoul with our price prediction graph.
SEL-TH1
ICN-DMK
ICN-BKK
GMP-BKK
GMP-DMK
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 Seoul to Bangkok
SEL-TH1
ICN-DMK
ICN-BKK
GMP-BKK
GMP-DMK
How far ahead should I book a flight from Seoul to Bangkok?
Use this chart to determine the optimal time to book a return flight from Seoul to Bangkok. Price data was last updated on 20 February 2026.
To ensure you get the cheapest price possible for a flight from Seoul to Bangkok, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Seoul to Bangkok?
Currently, November is the cheapest month in which you can book a flight from Seoul to Bangkok (average of ฿2,980). Flying from Seoul to Bangkok in February is currently the most expensive (average of ฿4,657). 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 SEL to BKK?
Find hourly flight availability from Seoul to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 February 2026.
When flying from Seoul to Bangkok, 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 Seoul to Bangkok
Explore weekly flight availability from Seoul to Bangkok. 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 26 February 2026.
The most flights from SEL to TH1 are scheduled on a Tuesday (46 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (29 on average).
Reviews of airlines servicing Bangkok
Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated 26 February 2026.
Read through reviews of airlines operating flights from Seoul to Bangkok, such as AIR PREMIA and Thai Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
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 Seoul to Bangkok. 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 Seoul to Bangkok?
There are many flights that can get you from Seoul to Bangkok in 5h 45m. Fly via Thai AirAsia, Vietnam Airlines, or T'way Air to get the fastest option. There are 3655 km between Seoul and Bangkok. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Seoul to Bangkok round-trip?
Flying on AIR PREMIA is currently your cheapest option to Bangkok, with prices starting at ฿2,610. Additional round-trip tickets that might be worth considering are offered by Thai AirAsia X and Thai Airways, with the lowest prices starting at ฿2,783 and ฿10,138, respectively. These flights start at 63% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Seoul to Bangkok one-way?
The cheapet airlines for a one-way flight from Seoul to Bangkok are Jeju Air (฿1,670), Thai Vietjet Air (฿1,820), and Thai AirAsia X (฿1,894).
What are the most popular routes from Seoul to Bangkok?
The most popular flight routes from Seoul to Bangkok are Incheon Intl - Bangkok Suvarnabhumi, Seoul Gimpo Intl - Bangkok Suvarnabhumi and Incheon Intl - Bangkok Don Mueang Intl.
What are the most reliable airlines from Seoul to Bangkok?
Consider Air Busan (93%), AIR PREMIA (89%) or คูเวตแอร์เวย์ (83%) when booking your flight. These represent the most reliable airlines when flying from Seoul to Bangkok.
What are the cheapest flights from Seoul to Bangkok?
Looking for the cheapest flight from Seoul to Bangkok? While on average our users pay ฿7,806, our data indicates the cheapest price to be ฿1,924. The most popular route (Incheon Intl - Bangkok Suvarnabhumi), is priced around ฿4,719.
Can I find deals for business class flights from Seoul to Bangkok?
Yes. Cheapflights offers flight deals from Seoul to Bangkok 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 Seoul to Bangkok?
Currently, November is the cheapest month in which you can book a flight from Seoul to Bangkok (average of ฿2,980). Flying from Seoul to Bangkok in February is currently the most expensive (average of ฿4,657). 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.
Discover the top 3 airlines that operate flights from Seoul to Bangkok. 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 26 February 2026.
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 Seoul to Bangkok?
When you search for this flight from Seoul to Bangkok, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Seoul to Bangkok?
Cheapflights simply makes it quick and affordable to book flights from Seoul to Bangkok 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 Seoul to Bangkok with no change fees?
Certainly. Search results for flights to Bangkok from Seoul shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Seoul to Bangkok become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Bangkok from Seoul today and book when prices fit your budget.
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