Compare airlines, prices, and flight durations for your trip
Cheapest flights from Bangkok to Seoul
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Bangkok to Seoul. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
Remember that on average the ideal time to book flights is 2 months before departure!
A non-stop flight is the most convenient and comfortable way to fly from Bangkok to Seoul, despite the fact that sometimes flights with transfers can cost significantly less.
Schedule of direct flights from Bangkok to Seoul
Of the 7 airlines serving Bangkok — Seoul, only a handful fly every day — Asiana Airlines, Thai Airways, and Jin Air. Thai Vietjet Air flies on Sunday, Monday, Wednesday, and Friday. Jeju Air flies on Sunday, Monday, Thursday, and Friday. Perimeter Aviation Ltd. flies on Sunday, Tuesday, Thursday, and Friday. T'way Air flies on Sunday, Thursday, Friday, and Saturday.
Bangkok airports overview
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Seoul airports overview
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Frequently asked questions (FAQ)
Answers to questions about the route that travelers are most interested in.
Special offers and sales on air tickets from Bangkok to Seoul
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Alternative routes
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Cheapest one way flight
$123
Thai Vietjet Air
Direct flight
5h 35m
08/05/2026
The cheapest one-way flight from Bangkok to Seoul departs on 08/05/2026, is operated by Thai Vietjet Air and costs $123
Cheapest round trip flight
$241
T'way Air
Direct flight
11h 25m
08/25/2026
The cheapest roundtrip flight from Bangkok to Seoul departs on 08/25/2026, is operated by T'way Air and costs $241
The fastest flight
5h 25m
Fastest flight from Bangkok to Seoul takes 5h 25m
Direct flights
Several times a week
There are direct flights on this route 4 days a week: Mo, Tu, We, and Th
Earliest flight
8:00 AM
Latest flight
2:35 AM
Average flight duration
5h 30m
Direct flights count
91
Distance
3721km
Timezone difference
2h
The distance between Bangkok and Seoul is 3721km (2307 miles). The average flight duration is 5h 30m. There are 91 direct flights from Bangkok to Seoul. The time difference between Bangkok and Seoul is 2h. Flights from Bangkok begin at 8:00 AM. The latest flight from Bangkok departs at 2:35 AM
July 2026
Lowest price
on average:
$114
April 2027
Highest price
on average:
$258
Avg Price
More than 12 airlines operate flights from Bangkok to Seoul, including Thai Vietjet Air, T'way Air, Vietnam Airlines, Perimeter Aviation Ltd., Eastar Jet, Jin Air, Thai AirAsia, Hainan Airlines, VietjetAir, Air China, Shandong Airlines, and Hong Kong Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $123, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
Bangkok is served primarily by two airports with distinct roles. Suvarnabhumi (BKK) is the city’s international hub, handling most long-haul and full-service carriers and typically offering a wider range of lounges, shops and airport hotels; it sits about 30–40 km east of downtown Bangkok, with the Airport Rail Link taking roughly 25–35 minutes to the city center and taxis or ride-hailing usually 30–60 minutes depending on traffic (fares can vary widely). Don Mueang (DMK) is a budget- and regional-focused airport north of the city, commonly used by low-cost carriers and domestic flights and about 20–25 km from central Bangkok; travel times by taxi are often 30–50 minutes while buses and shuttle services can take longer but are cheaper. BKK can be more comfortable for international transfers and amenities, whereas DMK can be more economical and quicker for short domestic hops—note that connections between the two airports require extra time and planning.
Seoul is served primarily by two airports with distinct roles. Incheon International (ICN) is the city’s major international hub, handling most long-haul carriers and premium services; it’s located about 48 km west of central Seoul and typically takes 45–70 minutes by Airport Railroad (AREX) or 60–90 minutes by highway, with fares generally in the mid-range for public rail and higher for express services and taxis. Gimpo (GMP) functions as a domestic and short-haul international gateway favored by low-cost and regional carriers, sitting roughly 15 km from downtown and reachable in 20–40 minutes by subway or 25–50 minutes by road. Pros: Incheon offers extensive amenities, transit links and duty-free shopping, while Gimpo can be quicker for domestic connections and cheaper fares; cons: Incheon’s distance can add travel time and cost, whereas Gimpo has fewer long-haul options and limited premium services.
What is the cheapest price for flights from Bangkok to Seoul?
The cheapest flight ticket from Bangkok to Seoul according to data for the last 48 hours costs $123
When is the best time to buy air tickets on the route Bangkok — Seoul?
Often the best time to buy tickets from Bangkok to Seoul is 2 months before departure.
When is the cheapest time of year to fly from Bangkok to Seoul?
Based on statistics over the past years, the lowest prices for flights from Bangkok to Seoul can be found flying in these months: July, October, March.
How long does it take to fly from Bangkok to Seoul?
The fastest flights from Bangkok to Seoul start from 5 hours 25 minutes in the air.
Which airline can fly direct from Bangkok to Seoul?
The following airlines operate direct flights on the route Bangkok — Seoul: Thai Vietjet Air, T'way Air
The cost of a one-way flight from Bangkok to Seoul ranges from $114 (July 2026) to $258 (April 2027). On average, the ticket price is about $165–$305.
Price dynamics
Flight prices from Bangkok to Seoul are steadily rising: from July 2026 to April 2027, ticket costs increased by 127%. The sooner you book, the better the deal.
Cheaper and more expensive periods
The most significant price increase was from October 2026 to January 2027 — up 107%. The best time to fly is October 2026–November 2026, when the average price is $131. In December 2026–January 2027, tickets cost around $199.
Best time to buy
Given the rising prices, it's best not to delay your purchase. Flying in October 2026–November 2026 can save you up to 34% compared to the most expensive months.
Price predictability
Price variation across months on this route is 29.5%. Your choice of departure month significantly affects the total flight cost.
