Cheap flights from Bangkok to Seoul

Suvarnabhumi
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 $112.

Top 10 cheap flights from Bangkok to Seoul

VZ
$ 113

Bangkok — Seoul

02:25—10:00
11 Sep 2026
5 h 35 m
Direct flight
VZ
$ 114

Bangkok — Seoul

02:25—10:00
14 Sep 2026
5 h 35 m
Direct flight
VZ
$ 114

Bangkok — Seoul

02:25—10:00
13 Sep 2026
5 h 35 m
Direct flight
VZ
$ 122

Bangkok — Seoul

02:25—10:00
9 Sep 2026
5 h 35 m
Direct flight
VZ
$ 126

Bangkok — Seoul

02:25—10:00
7 Sep 2026
5 h 35 m
Direct flight
VZ
$ 140

Bangkok — Seoul

02:25—10:00
6 Sep 2026
5 h 35 m
Direct flight
VZ
$ 140

Bangkok — Seoul

02:25—10:00
2 Sep 2026
5 h 35 m
Direct flight
VZ
$ 141

Bangkok — Seoul

02:25—10:00
29 Aug 2026
5 h 35 m
Direct flight
VZ
$ 141

Bangkok — Seoul

02:25—10:00
27 Aug 2026
5 h 35 m
Direct flight
VZ
$ 141

Bangkok — Seoul

02:25—10:00
4 Sep 2026
5 h 35 m
Direct flight

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 $655. Fares also tend to climb as the departure date gets closer.

About the Bangkok — Seoul flight

Looking for cheap flights from Bangkok to Seoul? Compare fares from different airlines, check the flight schedule and travel time — and book your Bangkok — Seoul ticket online at the best price.

The route has direct flights — around 326 flights per week, flights are operated by Korean Air, Asiana Airlines, Thai Airways, Eastar Jet and 8 more airlines, a nonstop flight takes about 5 h 20 min, the distance between the cities is around 3,719 km.

Planning your trip? You may find our Seoul travel guide, how to get from the airport into town and Seoul weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $112Min. price
SeptemberCheapest
JulyPeak season
YesDirect flights
3,719 kmDistance
5 h 20 minTravel time
25Airlines
326 / wkFlights

Flight schedule from Bangkok to Seoul

The table shows direct flights from Bangkok to Seoul on the selected date. The flight takes approximately 5 h 20 min. Regular flights are operated by Korean Air, Asiana Airlines, Thai Airways and Eastar Jet. Departures from Suvarnabhumi Airport and Don Mueang International Airport airports, arrivals at Incheon International Airport and Gimpo International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 15 Aug 2026

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 $112 in September, and the most expensive are around $236 in July. 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

Average one-way fares from Bangkok to Seoul by month. Tickets are usually cheapest in March (around $204) and priciest in December (about $300) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$240mediumMay$240mediumSep$228medium
Feb$228mediumJun$228mediumOct$216low
Mar$204lowJul$288highNov$204low
Apr$276highAug$288highDec$300high

Some values are estimated based on seasonality.

When to fly

Weather in Seoul: it is warmest in August (up to 29 °C on average) and coolest in January (around 2 °C). The driest month is January.

Tickets are usually cheapest in September and most expensive in July. Compare prices and weather by month in the charts below to pick the best time to fly.

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

  • Book ahead: fares for Bangkok — Seoul are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Bangkok is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Seoul is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Bangkok — Seoul route are operated by 12 airlines; Korean Air runs the most flights (around 18% of all flights). Compare carriers, flight shares and schedules below.

  • Korean AirKE
    19x/week
    WebsiteFleet: 16025M pax/year
    • Direct flight BKK → ICN19x/week
      Duration
      5h 36m
      Days
      MTWTFSS
    17.5%Open →
  • Asiana AirlinesOZ
    16x/week
    WebsiteFleet: 6916M pax/year
    • Direct flight BKK → ICN16x/week
      Duration
      5h 30m
      Days
      MTWTFSS
    15.0%Open →
  • Thai AirwaysTG
    15x/week
    WebsiteFleet: 7715M pax/year
    • Direct flight BKK → ICN15x/week
      Duration
      5h 30m
      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?

A nonstop Bangkok — Seoul flight takes about 5 h 20 min — the distance between the cities is around 3,719 km.

How far is it from Bangkok to Seoul?

The distance from Bangkok to Seoul is about 3,719 km, which a nonstop flight covers in around 5 h 20 min.

Are there direct flights from Bangkok to Seoul?

Yes, there are nonstop flights Bangkok — Seoul — around 326 flights per week.

Which airlines fly from Bangkok to Seoul?

Airlines operating Bangkok — Seoul include Korean Air, Asiana Airlines, Thai Airways, Eastar Jet, Air Busan. See the full list with schedules in the "Airlines" section on this page.

Which airports do Bangkok — Seoul flights use?

Flights from Bangkok depart from Suvarnabhumi Airport, Don Mueang International Airport, and arrive at Incheon International Airport, Gimpo International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Bangkok to Seoul?

The price of a Bangkok — Seoul ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in July. Tickets typically cost between $112 and $236. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Bangkok — Seoul?

Flights Bangkok — Seoul are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Bangkok to Seoul?

To catch a low fare Bangkok — Seoul, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Bangkok

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Where else you can fly from Seoul

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Jeju CityTokyoOsakaShanghaiBusanHong KongFukuokaQingdaoTaipeiBeijingDa NangHo Chi Minh CitySingaporeHanoiNagoyaNha TrangUlaanbaatarManilaLos AngelesSapporoCebu CityPhu QuocKuala LumpurDenpasarOkinawaHagatnaGuangzhouDalianYanjiJakartaSeattleNew York CityShenzhenMacauYantaiTashkentSan FranciscoShenyangParisKaohsiung

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