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Cheap Flights from Seoul to Bangkok

Flying from Seoul to Bangkok

The distance between Seoul and Bangkok is approximately 3,717.66km. The average flight time between Seoul and Bangkok is 5 hours 54 minutes. According to Trip.com data, travel demand is highest in July. October is generally the cheapest month to book.

Cheapest one-way
S$ 81
T'Way Air T'Way Air SEL-BKK 6h 5m · Direct Wed, Aug 19
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Cheapest return
S$ 244
T'Way Air T'Way Air SEL-BKK 6h 5m · Direct Mon, Sep 28 - Thu, Oct 1
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Recommended airlines
T'Way Air T'Way Air Cheapest · From S$ 81 Thai Airways Thai Airways Most booked
Best time to book
March
Cheapest
July
Peak season for travel
Route details
3,717.66km
Flight distance
5h 54m
Average flight time

Explore the cheapest flights from Seoul to Bangkok in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 81, and round-trip direct tickets start at S$ 244.

      • Cheapest nonstop
        ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Mon, Sep 28 | T'Way Air
        BKK 02:25
        5h 35m
        Direct
        ICN 10:00
        Bangkok - Seoul | Thu, Oct 1 | Thai Vietjet
        S$ 244 S$ 364
        33% off
        33% off
        S$ 364 S$ 244
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Sat, Sep 26 | T'Way Air
        BKK 02:25
        5h 35m
        Direct
        ICN 10:00
        Bangkok - Seoul | Thu, Oct 1 | Thai Vietjet
        S$ 244 S$ 364
        33% off
        33% off
        S$ 364 S$ 244
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Tue, Sep 29 | T'Way Air
        BKK 02:25
        5h 35m
        Direct
        ICN 10:00
        Bangkok - Seoul | Fri, Oct 2 | Thai Vietjet
        S$ 246 S$ 364
        32% off
        32% off
        S$ 364 S$ 246
      • ICN 20:05
        6h 5m
        Direct
        BKK 00:10
        Seoul - Bangkok | Mon, Sep 28 | Jeju Air
        BKK 01:10
        5h 45m
        Direct
        ICN 08:55
        Bangkok - Seoul | Fri, Oct 2 | Jeju Air
        S$ 248
        32% off
        S$ 364 S$ 248
      • ICN 20:05
        6h 5m
        Direct
        BKK 00:10
        Seoul - Bangkok | Tue, Sep 29 | Jeju Air
        BKK 01:10
        5h 45m
        Direct
        ICN 08:55
        Bangkok - Seoul | Sun, Oct 4 | Jeju Air
        S$ 248
        32% off
        S$ 364 S$ 248
      • ICN 20:05
        6h 5m
        Direct
        BKK 00:10
        Seoul - Bangkok | Thu, Sep 10 | Jeju Air
        BKK 02:25
        5h 35m
        Direct
        ICN 10:00
        Bangkok - Seoul | Wed, Sep 16 | Thai Vietjet
        S$ 251
        31% off
        S$ 364 S$ 251
      • ICN 20:05
        6h 5m
        Direct
        BKK 00:10
        Seoul - Bangkok | Wed, Sep 30 | Jeju Air
        BKK 01:10
        5h 45m
        Direct
        ICN 08:55
        Bangkok - Seoul | Sun, Oct 4 | Jeju Air
        S$ 257
        28% off
        S$ 364 S$ 257
      • ICN 20:05
        6h 5m
        Direct
        BKK 00:10
        Seoul - Bangkok | Wed, Sep 9 | Jeju Air
        BKK 02:25
        5h 35m
        Direct
        ICN 10:00
        Bangkok - Seoul | Fri, Sep 11 | Thai Vietjet
        S$ 257
        28% off
        S$ 364 S$ 257
      • ICN 20:05
        6h 5m
        Direct
        BKK 00:10
        Seoul - Bangkok | Tue, Sep 8 | Jeju Air
        BKK 02:25
        5h 35m
        Direct
        ICN 10:00
        Bangkok - Seoul | Sun, Sep 13 | Thai Vietjet
        S$ 258
        28% off
        S$ 364 S$ 258
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Mon, Sep 14 | T'Way Air
        BKK 02:25
        5h 35m
        Direct
        ICN 10:00
        Bangkok - Seoul | Wed, Sep 16 | Thai Vietjet
        S$ 262
        28% off
        S$ 364 S$ 262
      • SEL 13:00
        17h 25m
        1 stop
        BKK 14:00
        Seoul - Bangkok | Wed, Aug 19 | Normal Airline
        BKK 15:00
        6h
        Direct
        SEL 16:00
        Bangkok - Seoul | Fri, Aug 21 | Normal Airline
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      • Cheapest nonstop
        ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Wed, Aug 19 | T'Way Air
        S$ 81 S$ 139
        42% off
        42% off
        S$ 139 S$ 81
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Thu, Aug 20 | T'Way Air
        S$ 91 S$ 139
        35% off
        35% off
        S$ 139 S$ 91
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Sat, Aug 22 | T'Way Air
        S$ 91 S$ 139
        35% off
        35% off
        S$ 139 S$ 91
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Mon, Sep 28 | T'Way Air
        S$ 96
        31% off
        S$ 139 S$ 96
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Sat, Sep 26 | T'Way Air
        S$ 96
        31% off
        S$ 139 S$ 96
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Tue, Sep 29 | T'Way Air
        S$ 96
        31% off
        S$ 139 S$ 96
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Thu, Aug 27 | T'Way Air
        S$ 99
        28% off
        S$ 139 S$ 99
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Wed, Aug 26 | T'Way Air
        S$ 100
        28% off
        S$ 139 S$ 100
      • ICN 20:05
        6h 5m
        Direct
        BKK 00:10
        Seoul - Bangkok | Thu, Aug 27 | Jeju Air
        S$ 100
        28% off
        S$ 139 S$ 100
      • ICN 18:00
        6h 5m
        Direct
        BKK 22:05
        Seoul - Bangkok | Sat, Aug 29 | T'Way Air
        S$ 100
        28% off
        S$ 139 S$ 100
      • SEL 13:00
        17h 25m
        1 stop
        BKK 14:00
        Seoul - Bangkok | Wed, Aug 19 | Normal Airline
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        Find more flights

Popular airlines from Seoul to Bangkok

You can choose from 12 airlines flying from Seoul to Bangkok, including Thai Airways, Korean Air and Air Premia. T'Way Air currently offers the cheapest direct ticket on this route.
Thai Airways logo Thai Airways
Korean Air logo Korean Air
Air Premia logo Air Premia
Asiana Airlines logo Asiana Airlines
T'Way Air logo T'Way Air
Jeju Air logo Jeju Air
HK Express logo HK Express
Thai Vietjet logo Thai Vietjet
Thai AirAsia logo Thai AirAsia
Jin Air logo Jin Air
Scoot logo Scoot
China Southern Airlines logo China Southern Airlines
Airlines are determined based on actual purchased flight tickets from Seoul to Bangkok according to previous 12 months data from Trip.com.

Trip.com Price Insights on Flights from Seoul to Bangkok.

What is the cheapest month for one-way flights from Seoul to Bangkok?

The average price of one-way flights from Seoul to Bangkok purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Seoul to Bangkok is March, with an average price of S$ 37, and the most expensive month is June, with an average price of up to S$ 99.

S$ 99
S$ 68
S$ 37
S$ 6
    Cheapest
  • S$ 75
    Aug
  • S$ 56
    Sep
  • S$ 50
    Oct
  • S$ 61
    Nov
  • S$ 81
    Dec
  • S$ 71
    Jan
  • S$ 51
    Feb
  • S$ 37
    Mar
  • S$ 65
    Apr
  • S$ 71
    May
  • S$ 99
    Jun
  • S$ 91
    Jul

What is the cheapest month for round-trip flights from Seoul to Bangkok?

The average price of round-trip flights from Seoul to Bangkok purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for round-trip flights from Seoul to Bangkok is September, with an average price of S$ 160, and the most expensive month is June, with an average price of up to S$ 242.

S$ 242
S$ 201
S$ 160
S$ 119
    Cheapest
  • S$ 179
    Aug
  • S$ 160
    Sep
  • S$ 171
    Oct
  • S$ 175
    Nov
  • S$ 196
    Dec
  • S$ 220
    Jan
  • S$ 209
    Feb
  • S$ 187
    Mar
  • S$ 201
    Apr
  • S$ 224
    May
  • S$ 242
    Jun
  • S$ 235
    Jul

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Seoul (SEL) to Bangkok (BKK)?

    Based on Trip.com data, T'Way Air offers one-way fares as low as S$ 81 on Cheapest nonstop routes (e.g. ICN to BKK on Wed, Aug 19), while T'Way Air offers Cheapest nonstop round-trips from S$ 244 departing on Mon, Sep 28 and returning on Thu, Oct 1.
  • At the moment, you can catch a direct flight from Seoul to Bangkok with the following airlines, including: Thai Airways Korean Air Air Premia T'Way Air Asiana Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 5 hours 54 minutes to fly from Seoul (SEL) to Bangkok (BKK).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to Bangkok is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 49 flight per week flying from Seoul to Bangkok. You can check the weekly schedule for popular airlines on this route below: Korean Air: S/M/T/W/T/F/S -- KE5065 (20:42) T'Way Air: S/M/T/W/T/F/S -- TW101 (18:23)
  • To find best deals on flights from Seoul to Bangkok, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Aug 19, with one-way flights priced at just S$ 81.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is T'Way Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Bangkok travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seoul to Bangkok is October, when demand for travel is lower.
  • After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Seoul to Bangkok on August 19, 2026 with T'Way Air, with prices starting at S$ 79.
  • You can land at any one of the following hubs in Bangkok, with Incheon International Airport to Suvarnabhumi Airport (ICN-BKK) is by far the most common option on this route: Suvarnabhumi Airport (BKK) Don Mueang International Airport (DMK).
  • The time difference between Bangkok and Seoul is 2h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Seoul to Bangkok is S$ 283. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Seoul to Bangkok is S$ 439. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Seoul and Bangkok, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • T'Way Air, Thai Vietjet and Jeju Airare the most popular budget airlines flying from Seoul to Bangkok. Check baggage, seat and payment fees before comparing the final price.

Flights from Seoul to Bangkok

Flying from Seoul to Bangkok: Your Ultimate Travel Guide

If you're planning a trip from Seoul, South Korea to Bangkok, Thailand, get ready for an exciting adventure. Located in the heart of Southeast Asia, Bangkok offers a unique blend of rich history, vibrant culture, and modern attractions. As the capital city of Thailand, it is home to over 8 million people. Bangkok is famous for its ornate temples, bustling street markets, and delicious street food. Did you know that Bangkok is also known as the "City of Angels" or its official Thai name, "Krung Thep Mahanakhon Amon Rattanakosin Mahinthara Ayuthaya Mahadilok Phop Noppharat Ratchathani Burirom Udomratchaniwet Mahasathan Amon Piman Awatan Sathit Sakkathattiya Witsanukam Prasit"? Now, let's delve into the details of flying from Seoul to Bangkok.

Airports in Bangkok

Bangkok is served by two main airports: Suvarnabhumi Airport (BKK) and Don Mueang International Airport (DMK). Suvarnabhumi Airport is the main gateway for international flights and is located about 30 kilometers east of downtown Bangkok. It offers a wide range of amenities, including duty-free shops, restaurants, lounges, and transportation options. Don Mueang International Airport, located around 25 kilometers north of the city center, mainly handles low-cost carriers.

Estimated Flight Time and Layover

The average flight time from Seoul to Bangkok is approximately 5 hours and 30 minutes. However, the exact duration may vary depending on factors such as weather conditions and the chosen airline. Some flights may have layovers, typically in major Asian cities like Hong Kong, Taipei, or Singapore. If you prefer a non-stop flight, check the available options when booking your tickets.

Tips for Choosing Flights

  • Compare prices and services offered by different airlines to find the best deal for your trip.
  • Consider the baggage allowance and restrictions of each airline to avoid any inconvenience.
  • Check for any additional fees or charges that may apply during the booking process.
  • Read reviews and ratings of airlines to gauge their overall customer satisfaction.
  • Book your tickets in advance to secure better prices and availability.

Best Time to Fly from Seoul to Bangkok

The best time to fly from Seoul to Bangkok is during the non-peak seasons. Avoid the major holiday periods, such as Christmas, New Year, and the Thai New Year (Songkran Festival) in mid-April, as flight prices tend to be higher and tourist attractions can be crowded. Consider traveling during shoulder seasons like March to May or September to November for pleasant weather and fewer tourists.

Popular Airlines Flying from Seoul to Bangkok

Several airlines operate flights between Seoul and Bangkok, providing travelers with a range of options. Some popular airlines on this route include Korean Air, Thai Airways, Asiana Airlines, and AirAsia. These airlines offer various schedules, services, and price points, catering to different traveler preferences.

Tips for Traveling to Bangkok

When arriving in Bangkok, you'll land at either Suvarnabhumi Airport or Don Mueang International Airport. To reach the city center, you have several transport options, including taxis, airport shuttles, and public buses. Bangkok's public transportation system, including the Skytrain (BTS) and subway (MRT), is efficient and convenient for exploring the city. Credit cards are widely accepted in most establishments, but it's advisable to carry some Thai Baht for small purchases and street vendors.

For international travelers, please ensure you have a valid passport with at least six months' validity remaining. Citizens of many countries can enter Thailand without a visa for a certain period, typically 30 days. However, it's always recommended to check the latest visa requirements and regulations before your trip.

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With Trip.com, your journey from Seoul to Bangkok is just a few clicks away. Experience a seamless and enjoyable travel experience by booking your flight today!

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.