Find cheap airlines flights from Bangkok to Seoul

Choose from 19 carriers that fly from Bangkok to Seoul, including T'Way Air, Thai Airways, and Thai AirAsia X. Enjoy the cheapest tickets on this route with Jeju Air.
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Book direct flights from Bangkok to Seoul: One way flights from $111, round trip flights from $176. Find flight deals for the next 3 months below.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Bangkok to Seoul

The distance between Bangkok and Seoul is about 3,717.66 km. It takes around 5 hours 29 minutes on average to fly from Bangkok to Seoul. The most popular month to Seoul is July. The off-season for travel is October.

Cheapest one-way flight price$111
Cheapest round-trip ticket price$176
Off-season for travelOctober
Peak season for travelJuly
Flight distance3,717.66 km
Average flight time5 hours 29 minutes
Popular airlineT'Way Air

When is the cheapest time to fly from Bangkok to Seoul?

The cheapest time for Bangkok to Seoul flights: Nov 16 to Nov 23 — one way flight prices from $110.

Cheapest flights
From price
Search
  • 916
  • 1623
  • 2330
  • Dec

    307
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • Which airlines offer direct flights from Bangkok to Seoul?

    At the moment, you can catch a nonstop flight from Bangkok to Seoul with the following airlines, including: T'Way Air Thai Airways Thai AirAsia X Thai Vietjet Air Air Premia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 5 hours 29 minutes to fly from Bangkok (BKK) to Seoul (SEL).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Seoul 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 45 flight per week flying from Bangkok to Seoul. You can check the weekly schedule for popular airlines on this route below: Thai Airways: S/M/T/W/T/F/S -- TG656 (23:48) Korean Air: S/M/T/W/T/F/S -- KE5066 (22:50) Jin Air: S/M/T/W/T/F/S -- LJ002 (22:50)
  • The cheapest months to fly from Bangkok to Seoul is October, when demand for travel is lower.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Bangkok to Seoul on November 28, 2025 with Thai AirAsia X, with prices starting at $84.
  • You can land at any one of the following hubs in Seoul, with Suvarnabhumi Airport to Incheon International Airport (BKK-ICN) is by far the most common option on this route: Incheon International Airport (ICN) Gimpo International Airport (GMP).
  • The time difference between Seoul and Bangkok is 2h.
  • Tickets can only be changed or canceled 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.

Flight from Bangkok (BKK) to Seoul (SEL)

The exciting and vibrant city of Seoul in South Korea combines its glorious history with the rapid strides in technology and design. The city has a wide range of tourist attractions from historical monuments, amusement parks, and places for outdoor adventures. Many refer to Seoul as a city of palaces. Here you will find several unexplored natural sites and urban delights. The breathtaking natural vistas and the native folk villages near the city are a sight to behold. This dazzling city has strong party vibes, pop culture, beautiful parks, and charming promenades. The charm of Seoul is never-ending for the visitors.

Tip: Sharpen your non-verbal communication skills as not everyone is conversant in English here.

Reaching Seoul

Incheon International Airport serves the capital region of Seoul. One of the largest airports in the world, it is also rated as the cleanest one. Choose from airlines like Asiana, Korean Air, AirAsia, and other airlines for flights from Bangkok to Seoul. You can avail of direct flights to Seoul with Korean Air. The travel time for direct flights to Seoul is approximately 5 hours and 25 minutes. If you are looking for cheap flights from Bangkok, you can opt for connecting flights from Korean Air.

Tip: You can avail good discounts if you book your air tickets in advance.

Seoul Attractions

Your tour has to begin with the symbolic Seoul Tower that rises 500 meters into the sky. The Bukchon Hanok Village and the National Museum of Korea aptly displace the culture and heritage of the country. It is surprising for all that Seoul has not one but five main palaces. Gyeongbokgung is the biggest, most magnificent, and important of all. Many compare it to the Forbidden City in Beijing, China. Apart from this, you will find several other amazing places to visit in Seoul.

Tip: For any information, rely on the tourist information sites or your hotel’s reception.

Commute in Seoul

The local transportation system in Seoul is both modern and efficient, unlike other tourist destinations. It has an excellent network of subway trains and buses. The nine major subway lines run across the city, making it convenient for travellers. Taxis are also readily available and reasonably priced. The local transportation system in Seoul is considered the world’s best in terms of ease of use, frequency of service, and cleanliness.

Tip: Get a T-Money card if you are in Seoul for a longer duration.

Shop and Dine

When it comes to shopping in Seoul, it is not merely limited to shopping malls and departmental stores. You can spend considerable time shopping for clothes, electronics, leather goods, beauty products, artefacts, and antiques. Try the Myeongdong Market, Dongdaemun Market, Hongdae, and the Lotte Department Store Myeongdong. Here you can also enjoy fashion shows, music concerts, art exhibitions, and cultural festivities. In Seoul, you should avail every opportunity to try the local cuisine, be it a restaurant or roadside eatery. You can head straight to the Gwangjang Market, Myeongdong Street Food Alley, and other places for street food.

Tip: The street food here is clean and often cooked as per the order.

Stay in Seoul

Seoul has plenty of stay options ideal for all kinds of travellers. From hostels to budget accommodations to luxury hotels, you will have ample choice here. Prefer to stay in localities like Insandong, Myeongdong, Gangnam, and Hongdae.

You can go for Trip.com for all your travel-related bookings and sightseeing entry tickets as well. You can grab good deals on hotel and flight bookings and save significantly. Find answers to all your trip-related queries from the 24 hours customer care service.