Cheap flight from Seoul to Bangkok from $145
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Flights from Seoul to Bangkok
Find cheap airlines flights from Seoul to Bangkok
Choose from 20 carriers that fly from Seoul to Bangkok, including Thai AirAsia X, T'Way Air, and Thai Airways. Enjoy the cheapest tickets on this route with Jeju Air.
Thai AirAsia X
T'Way Air
Thai Airways
Air Busan
Air Premia
Korean Air
Jeju Air
Eastar Jet
Asiana Airlines
Vietnam Airlines
Jin Air
Malaysia Airlines
Philippine Airlines
Thai Vietjet Air
China Southern Airlines
VietJet Air
China Eastern Airlines
Singapore Airlines
Cathay Pacific
Air Macau
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Cheap flight deals from Seoul to Bangkok
Non stop flight deals! Book direct flights from Seoul to Bangkok: One way flights from $74, round trip flights from $145. Cheapest next 3 months.
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Round-trip
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One way
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Seoul to Bangkok
The distance between Seoul and Bangkok is about 3,717.66 km. It takes around 5 hours 51 minutes on average to fly from Seoul to Bangkok. The most popular month to Bangkok is June. The off-season for travel is May.
| Cheapest one-way flight price | $74 |
|---|---|
| Cheapest round-trip ticket price | $145 |
| Off-season for travel | May |
| Peak season for travel | June |
| Flight distance | 3,717.66 km |
| Average flight time | 5 hours 51 minutes |
| Popular airline | Thai AirAsia X |
When is the cheapest time to fly from Seoul to Bangkok?
The cheapest time for Seoul to Bangkok flights: Aug 24 to Aug 31 — one way flight prices from $56.
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Seoul (SEL) to Bangkok (BKK) the cheapest?
Airlines adjust prices for flights from Seoul to Bangkok based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Seoul (SEL) to Bangkok (BKK) cost?
According to Trip.com's data, the lowest price is around $324. -
How long does it take to fly from Seoul (SEL) to Bangkok (BKK) and what is the distance?
It takes around 5 hours 51 minutes to fly from Seoul (SEL) to Bangkok (BKK). -
What are the most popular airlines that fly from Seoul (SEL) to Bangkok (BKK)?
Airlines with flights from Seoul (SEL) to Bangkok (BKK): Korean Air, Jin Air, Air Premia, Asiana Airlines, T'Way Air, Air Busan, Hahn Air Systems, Delta Air Lines, Eastar Jet, WestJet, Hawaiian Airlines, Austrian Airlines and Ethiopian Airlines.
How to find a cheap flight from Seoul to Bangkok
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seoul to Bangkok. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Seoul to Bangkok ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Seoul to Bangkok for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is $74 for a one-way ticket on Mon, Sep 8.
Compare cheap Seoul to Bangkok flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Seoul to Bangkok. The most affordable airline currently operating on this route is Air Busan.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Seoul to Bangkok route to track ticket prices effortlessly—no need to check manually every day.
Don't miss out on cheap Seoul to Bangkok flight deals and promo codes.
Stay updated on the latest deals with Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership to unlock even more exclusive flight discounts.
Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Seoul to Bangkok to access exclusive deals just for you.
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