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Cheap flights from Bangkok to Seoul

Bangkok
BKK
Seoul
SEL

Flight deals from Bangkok to Seoul

Below you can see the best deals on flights Bangkok — Seoul for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 21 September, from $115.

Top 10 cheap flights from Bangkok to Seoul

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VZ
$ 128

Bangkok — Seoul

02:25—10:00
12 Aug 2026
5 h 35 m
Direct flight
VZ
$ 128

Bangkok — Seoul

02:25—10:00
4 Aug 2026
5 h 35 m
Direct flight
VZ
$ 134

Bangkok — Seoul

02:25—10:00
6 Aug 2026
5 h 35 m
Direct flight
VZ
$ 142

Bangkok — Seoul

02:25—10:00
27 Aug 2026
5 h 35 m
Direct flight
VZ
$ 142

Bangkok — Seoul

02:25—10:00
25 Aug 2026
5 h 35 m
Direct flight
VZ
$ 142

Bangkok — Seoul

02:25—10:00
13 Aug 2026
5 h 35 m
Direct flight
VZ
$ 142

Bangkok — Seoul

02:25—10:00
2 Sep 2026
5 h 35 m
Direct flight
VZ
$ 142

Bangkok — Seoul

02:25—10:00
21 Aug 2026
5 h 35 m
Direct flight
VZ
$ 142

Bangkok — Seoul

02:25—10:00
11 Aug 2026
5 h 35 m
Direct flight
VZ
$ 142

Bangkok — Seoul

02:25—10:00
28 Aug 2026
5 h 35 m
Direct flight
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Prices were found in the last 72 hours and may change — check the exact price when you continue.

When is the best time to book a flight from Bangkok to Seoul?

The price of a flight from Bangkok to Seoul changes depending on how far ahead you book. For the best chance of a lower fare, book around 30 days before departure, when the average ticket costs about $686. Fares also tend to climb as the departure date gets closer.

About the Bangkok — Seoul flight

On this page, you can find and book flights for the Bangkok — Seoul route. The distance between the cities is 3,719 km, and the busy schedule includes about 109 flights per week, making it easy to find a convenient departure option.

Flights are operated by leading airlines such as Thai Airways, Korean Air, and Asiana Airlines. Ticket prices are dynamic, so we recommend using the low-fare calendar. The site also provides up-to-date information on how to get to the airport in Thailand and how to get from the airport at your destination.

Flight ticket prices by day: Bangkok — Seoul

Below is a calendar of the lowest flight ticket prices for Bangkok — Seoul by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $115 in F, and the most expensive are around $247 in y. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Bangkok → Seoul, average one-way price

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$252mediumMay$252mediumSep$239medium
Feb$239mediumJun$239mediumOct$226low
Mar$214lowJul$302highNov$214low
Apr$289highAug$302highDec$314high

Some values are estimated based on seasonality.

When to fly

The highest temperatures in Seoul are observed in August, when the air warms up to 29.3°C. The coldest month is January, and peak rainfall occurs in July, which is worth considering when planning your trip.

The lowest airfares are recorded in July — $142. The most expensive month to fly is May, when ticket prices can reach $238.

As a compromise between price and weather conditions, we recommend choosing December or January: during this period, low fares remain and there is a minimum number of rainy days.

Temperature · Seoul

Dry and wet days · Seoul

Wind speed and direction · Seoul

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How to get the best deal on a Bangkok — Seoul ticket

  • Consider flights with low-cost carriers Thai AirAsia (FD) or Thai Vietjet Air (VZ) for maximum savings, especially if you are traveling with carry-on luggage only.
  • Use the low-fare calendar on the website: departures on Tuesday and Wednesday are traditionally cheaper than flights on Friday or Sunday.
  • Book your tickets at least 8–10 weeks before departure, as fares on the popular route from Bangkok increase sharply closer to the flight date.
  • Use the price dynamics chart to compare the cost of flights across different months and choose a period when tickets cost $142.

Airlines

About 20 airlines operate on this route, including key carriers such as Thai Airways, Korean Air, and Asiana Airlines. Thanks to the high frequency of flights — about 109 per week — passengers can choose between direct flights and connecting options. You can find detailed information about departure times and aircraft types in the schedule chart below.

  • Korean AirKE
    19x/week
    WebsiteFleet: 16025M pax/year
    • Direct flight BKK → ICN19x/week
      Duration
      5h 37m
      Days
      MTWTFSS
    17.5%Open →
  • Asiana AirlinesOZ
    16x/week
    WebsiteFleet: 6916M pax/year
    • Direct flight BKK → ICN16x/week
      Duration
      5h 32m
      Days
      MTWTFSS
    15.0%Open →
  • Thai AirwaysTG
    15x/week
    WebsiteFleet: 7715M pax/year
    • Direct flight BKK → ICN15x/week
      Duration
      5h 25m
      Days
      MTWTFSS
    13.5%Open →
  • Eastar JetZE
    7x/week
    WebsiteFleet: 154.4M pax/year
    • Direct flight BKK → ICN7x/week
    6.4%Open →
  • Air BusanBX
    7x/week
    WebsiteFleet: 225.8M pax/year
    • Direct flight BKK → ICN7x/week
    6.4%Open →
  • Jin AirLJ
    7x/week
    WebsiteFleet: 3111M pax/year
    • Direct flight BKK → ICN7x/week
      Duration
      5h 40m
      Days
      MTWTFSS
    6.4%Open →
  • Thai AirAsia XXJ
    5x/week
    WebsiteFleet: 101.6M pax/year
    • Direct flight DMK → ICN5x/week
      Duration
      5h 35m
      Days
      MTWTFSS
    4.3%Open →
  • Thai AirAsiaFD
    5x/week
    WebsiteFleet: 5618.9M pax/year
    • Direct flight DMK → ICN5x/week
      Duration
      5h 50m
      Days
      MTWTFSS
    4.3%Open →
  • T'way AirTW
    5x/week
    WebsiteFleet: 3810M pax/year
    • Direct flight BKK → ICN5x/week
      Duration
      5h 35m
      Days
      MTWTFSS
    4.3%Open →
  • Jeju Air7C
    5x/week
    WebsiteFleet: 4213.4M pax/year
    • Direct flight BKK → ICN5x/week
      Duration
      5h 45m
      Days
      MTWTFSS
    4.3%Open →
  • Thai Vietjet AirVZ
    5x/week
    WebsiteFleet: 186.2M pax/year
    • Direct flight BKK → ICN5x/week
      Duration
      5h 35m
      Days
      MTWTFSS
    4.3%Open →
  • Air PremiaYP
    3x/week
    WebsiteFleet: 8766k pax/year
    • Direct flight BKK → ICN3x/week
    3.1%Open →

Cities and airports on the Bangkok — Seoul route

Flights Bangkok — Seoul depart from Suvarnabhumi Airport and Don Mueang International Airport and arrive at Incheon International Airport and Gimpo International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Bangkok

BKK
Thailand
About the cityHow to get thereWeatherAll about the country Thailand
Arrival

Seoul

SEL
Korea, Republic Of
About the cityHow to get thereWeatherAll about the country Korea, Republic Of
Departure airports
Arrival airports

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Frequently asked questions about the Bangkok — Seoul flight

How long is the flight from Bangkok to Seoul?

The average direct flight time for a distance of 3,719 km is about 5–6 hours. The exact duration depends on the airline chosen and weather conditions.

Which airlines fly this route?

More than 20 carriers operate flights, including Korean Air, Thai Airways, and Asiana Airlines, as well as low-cost airlines like Thai AirAsia and Jeju Air.

Are there direct flights from Bangkok to Seoul?

Yes, this is one of the most popular routes, so many direct flights operate daily. There are about 109 departures per week on this route.

How much is the cheapest ticket?

Flight prices change constantly depending on demand and season. You can check the current minimum for specific dates in the low-fare calendar on this page.

Which airport does the flight arrive at?

Most international flights from Thailand arrive at Incheon International Airport (ICN), and less frequently at Gimpo Airport (GMP).

Where else you can fly from Bangkok

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PhuketChiang MaiKoh SamuiSingaporeHong KongKuala LumpurHat YaiKrabiShanghaiTokyoTaipeiHo Chi Minh CityChiang RaiUdon ThaniGuangzhouHanoiSurat ThaniKhon KaenJakartaYangonManilaMumbaiShenzhenDelhiAbu DhabiChengduUbon RatchathaniNakhon Si ThammaratBeijingIstanbulDohaOsakaDa NangSiem ReapKunmingKolkataMacauVientianeDenpasarBengaluru

Where else you can fly from Seoul

See all
Jeju CityTokyoOsakaShanghaiBusanHong KongFukuokaQingdaoTaipeiBeijingDa NangHo Chi Minh CitySingaporeHanoiNagoyaNha TrangUlaanbaatarManilaLos AngelesSapporoCebu CityKuala LumpurPhu QuocDenpasarOkinawaHagatnaGuangzhouDalianYanjiJakartaNew York CitySeattleShenzhenMacauYantaiTashkentSan FranciscoShenyangKaohsiungParis

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