Airlines Flying from Koh Samui to Bangkok

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Flight deals from Koh Samui to Bangkok

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
  • One way

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

Flight Information from Koh Samui to Bangkok

Cheapest one-way flight price £51
Cheapest return ticket price £103
Off-season travel month February
Peak season for travel January
Flight distance 467.57km
Average flight time 1 hour 17 minutes
Popular airline Bangkok Airways

Find the best time to fly from Koh Samui to Bangkok

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Cheapest flights
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  • 20 27
  • May

    27 4
  • 4 11
  • 11 18
  • 18 25
  • Jun

    25 1
  • 1 8
  • 8 15
  • 15 22
  • 22 29
  • Jul

    29 6
  • 6 13
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

  • When are flight tickets from Koh Samui (USM) to Bangkok (BKK) the cheapest?

    Airlines adjust prices for flights from Koh Samui to Bangkok based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from Koh Samui (USM) to Bangkok (BKK) cost?

    According to Trip.com's data, the lowest price is around £153.
  • How long is the flight from Koh Samui (USM) to Bangkok (BKK)?

    It takes about 1 hour 17 minutes to fly from Koh Samui (USM) to Bangkok (BKK).
  • What are the most popular airlines that fly from Koh Samui (USM) to Bangkok (BKK)?

  • How many airports in Bangkok (BKK)?

    There are 2 airport(s) in Bangkok (BKK): Suvarnabhumi Airport and Don Mueang International Airport.

How to find a cheap flight from Koh Samui 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 Koh Samui to Bangkok. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest flight from Koh Samui to Bangkok.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Koh Samui to Bangkok over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Tue, Jun 10, with one-way flights priced at just £60.
2
Compare cheap flight deals from Koh Samui to Bangkok across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Koh Samui to Bangkok. The cheapest airline for this route is Bangkok Airways.
3
Set up a Price Alert
By setting up a Price Alert for your journey from Koh Samui to Bangkok, you can easily keep an eye on ticket prices without having to check every day.
4
Don't miss out on cheap flight deals and promo codes from Koh Samui to Bangkok.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
5
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
6
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Koh Samui to Bangkok and snag some exclusive deals just for you.

Flights Koh Samui to Bangkok

If you don't want to splash out on full-price airfares for flights Koh Samui to Bangkok, then let Trip.com find the best-priced ticket on the market instead. It will consider all your requirements, e.g., seat class, flight duration or airline, and unearth the perfect flight deals for your trip. 

How to search for cheap flights Koh Samui to Bangkok?

Various factors can dramatically affect the price of your flight, such as the time/date of the flight, seat type, flight duration and airlines. Finding the right combo of these facts can save you a bundle on airfare. Give these travel insider tips when buying your next airline tickets. First, when possible, avoid travelling during the peak season, as flight prices could double or triple. The off-peak season for flights Koh Samui to Bangkok is in September (and the high season is in April). Second, different days of the week tend to have different prices. For example, according to Trip.com data, the lowest flight prices are often around midweek or the weekends for business class seats. 

About Airport

-Airports providing direct flights from Koh Samui

There is only one international airport serving Koh Samui and its surrounding region, Samui International Airport (USM).

-Airport in Bangkok

Direct flights Koh Samui to Bangkok only land in one airport in Bangkok, Suvarnabhumi Airport (BKK).

-How to get to airport in Koh Samui

When flying out of Koh Samui's Samui International Airport (USM), travellers can transfer from the city centre to the airport by taxi or shared van. 

TransportationDurationPrice (one-way)
Taxi15-45 minsApprox. £12.20 (475 THB)
Shared Van10-40 minsApprox. £3 (130 THB)

-Airports and terminal information in Koh Samui

Samui International Airport (USM) is located only 2 km north of Chaweng, the main city on the island of Koh Samui. The airport is privately owned and built by Bangkok Airways in 1989. As Koh Samui is a popular tourist destination, the USM is the 7th busiest airport in Thailand. There are six terminal buildings, with 4 terminals handling domestic flights and two for international flights.

-How to get to downtown from the airport in Bangkok?

Passengers arriving in Bangkok from flights Koh Samui to Bangkok can transfer from Suvarnabhumi Airport (BKK) to the city centre in a number of ways.

TransportationDurationPrice (one-way)
Taxi32 minsApprox. £5.60
Airport Rail Link City Train30 minsApprox. £0.85-1.05
Local Bus60 minsApprox. £1.40

Airport taxis can be found in the Arrival area's Level 1, outside of doors No 4 to 6. If you are taking a taxi, please note that additional costs may be added to your end fare if you travel during peak times or use the toll road - Sirat Expressway costing £1.75 (75THB). The Main Bus Terminal, also called Suvarnabhumi Public Transport Center, is located northeast of the airport. For the Airport Rail Link City Train option, you can either get off at Phayathai station for the BTS Skytrain or disembark at Makkasan station for the MRT subway.

-Airport and terminal information in Bangkok

While Bangkok has two main international airports, direct flights Koh Samui to Bangkok only land at Suvarnabhumi Airport (BKK). Located approx. 25 km or 16 miles from Bangkok city centre, Suvarnabhumi Airport is also called Bangkok Airport. In addition to being one of the largest international airports in Southeast Asia, the BKK also is an important Cargo Air Freight Hub. With 3 terminals, the BKK's T1 and T2 handle mainly international flights, while T3 is where domestic flights are located. Suvarnabhumi Airport has excellent ground transportation links, including regional trains, buses, taxis and Airport Rail Link.

About Airlines

-Which airlines providing the route?

There are hundreds of flights Koh Samui to Bangkok each week, Bangkok Airways is the most popular and only airline that operates direct flights for this route. It has over 57 non-stop flights Koh Samui to Bangkok a week. Several airlines also provide connecting flights Koh Samui to Bangkok, such as Thai AirAsia and Thai Lion Air.

-Fastest direct flight

On average, Bangkok Airways offers around 13 daily direct flights Koh Samui to Bangkok. Most flights have the shortest duration of 1 hour 15 minutes. Bangkok Airways operates multiple direct flights daily with a flight time of 1 hour 35 minutes.

-Cheapest flight

According to Trip.com, the lowest price for flights Koh Samui to Bangkok direct is around £49; flights Koh Samui to Bangkok return can be purchased for about £101. 

-Flight duration and distance

The average flight time is 1 hour 19 minutes from Koh Samui to Bangkok. The shortest duration is 1 hour 15 minutes, and the longest duration for direct flights Koh Samui to Bangkok is 1 hour 35 minutes. The air travel distance between Koh Samui and Bangkok is 470.99 km or 292.66 miles.

-Earliest and latest flights

The earliest flight departs from Koh Samui (USM) at 07:00 and arrives in Bangkok (BKK) at 08:15. The latest flight departs from Koh Samui (USM) at 21:00 and arrives in Bangkok (BKK) at 22:15.

About Bangkok

-Tourist attractions in Bangkok

Bangkok is the capital of Thailand and one of the largest metropolitan cities in Asia. Situated near the Gulf of Thailand, Bangkok has many waterways and the Chao Phraya River flowing through it. There's no shortage of magnificent imperial palaces and sacred temples in the city, such as the Grand Palace, Wat Phra Kaew, Wat Pho or Temple of the Reclining Buddha and Wat Arun or Temple of the Dawn. If wandering the busy and vibrant markets of Bangkok is at the top of your list, consider spending a day in souvenir shopping at Chatuchak Market; be amazed by the produce on offer at the Damnoen Saduak Floating Market; and sample local delicacies at street food stalls dotted all around town. Other exciting and must-try experiences in Bangkok include taking a memorable sunset river cruise on the Chao Phraya River; exploring one of the world's largest Chinatowns – Bangkok Chinatown; travelling like a local by riding the Skytrain; and taking a lesson in Thailand's national martial art, Muay Thai.

-Popular hotels in Bangkok

Is it your first time in Bangkok, and you're unsure where to stay? Check out Trip.com's Best Hotels on Bangkok and Top 10 Best Luxury Hotels in Bangkok recommendations for the most popular hotels in the city. In addition, the best neighbourhoods to stay for tourists in Bangkok include Siam Square for people who love to shop, Bangkok Old Town for exploring on foot and Khao San Road for budget travellers. 

-Best time to visit Bangkok

For most of the year, Bangkok is hot and sunny, with November to March being the most pleasant as the heat and humidity are at their lowest. Having a tropical monsoon climate means Bangkok does have a rainy season from May to October. So, if you don't like the rain, avoid September and October, as they're Bangkok's rainiest months.