Q: How much does it cost for a return flight from Bangkok to Ko Samui?

Airfare is below average for this route at the moment. Bangkok to Ko Samui flights typically cost between ฿7,068 and ฿10,472 in November. The cheapest return flight price found within the last 3 days was ฿4,798 on Bangkok Airways (16 Nov-23 Nov). Find deals

Question 1

How much does it cost for a return flight from Bangkok to Ko Samui?

Accepted Answer

Airfare is below average for this route at the moment.Bangkok to Ko Samui flights typically cost between ฿7,068 and ฿10,472 in November.
The cheapest return flight price found within the last 3 days was ฿4,798 on Bangkok Airways (16 Nov-23 Nov). Find deals

Question 2

What is the cheapest airline to fly from Bangkok to Ko Samui round-trip?

Accepted Answer

According to our current data, Bangkok Airways (฿4,467), offers the cheapest pricing from Bangkok to Ko Samui. Bangkok Airways is 42% cheaper than the average price of flights available within the next 90 days to this destination. Find deals

Question 3

How far ahead should I book a flight from Bangkok to Ko Samui?

Accepted Answer

The best time to book flights from Bangkok to Ko Samui is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight. Find deals

Question 4

What is the cheapest month to book a flight from Bangkok to Ko Samui?

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from Bangkok to Ko Samui (average of ฿173). Flying from Bangkok to Ko Samui in February is currently the most expensive (average of ฿258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options. Find deals

Question 5

What is the cheapest day to fly from Bangkok to Ko Samui?

Accepted Answer

Travellers seeking maximum savings on their Bangkok to Ko Samui flight should consider departing on Monday at midday when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

Weekly flight availability from Bangkok to Ko Samui

Accepted Answer

The most flights from TH1 to USM are scheduled on a Thursday (305 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (289 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

Question 9

What are the cheapest flights from Bangkok to Ko Samui?

Accepted Answer

The cheapest flight price from Bangkok to Ko Samui is ฿2,239. On average you can expect to pay ฿7,463. The most popular route, (Bangkok Suvarnabhumi - Ko Samui), can usually be booked for ฿4,539.

Question 10

What are the most reliable airlines from Bangkok to Ko Samui?

Accepted Answer

Before booking your flight to Ko Samui from Bangkok, have a look at the most reliable airlines to get you to your destination on time: เอทิฮัดแอร์เวย์ (96%), Finnair (93%), โอมานแอร์( 92%).

Question 11

What is the cheapest day to fly return from Bangkok to Ko Samui?

Accepted Answer

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 4% on the overall cost on flights from Bangkok to Ko Samui.

Question 12

How far in advance should I book a flight from Bangkok to Ko Samui?

Accepted Answer

Travellers have found it’s best to book a flight 46 days in advance to save up to 7% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 46 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Bangkok to Ko Samui 1-2 weeks in advance for as low as ฿8,591, or ฿8,591 for flights within the next 24 hours.

Question 13

What is the cheapest month to fly from Bangkok to Ko Samui?

Accepted Answer

Our data shows that May tends to be the cheapest month to fly to Ko Samui from Bangkok. Users have commonly found prices around ฿7,821 for the month, but tickets can be as low as ฿4,215. Due to multiple factors, prepare for potentially higher prices in August.

Question 14

What is the cheapest time of day to fly from BKK to USM?

Accepted Answer

It’s optimal to fly from Bangkok to Ko Samui in the morning. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the evening.

Question 15

What airport do you fly into for flights to Ko Samui from Bangkok?

Accepted Answer

Most people fly into Ko Samui (USM) if they book a flight to Ko Samui from Bangkok. On average, Ko Samui has 295 inbound flights from Bangkok per day from 1 airline. Ko Samui is conveniently located just 3.3 km from Ko Samui’s city centre.

Question 16

Can I find deals for flights from Bangkok to Ko Samui that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Bangkok to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 17

How can I find direct flights from Bangkok to Ko Samui?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Ko Samui.

Question 18

Can I find deals for business class flights from Bangkok to Ko Samui?

Accepted Answer

Yes. Cheapflights offers flight deals from Bangkok to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 19

How does Cheapflights help users find flights from Bangkok to Ko Samui?

Accepted Answer

Deals for Bangkok to Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 20

Why should you use Cheapflights to find cheap flight tickets from Bangkok to Ko Samui?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ko Samui from Bangkok.

Question 21

Can Cheapflights find flights from Bangkok to Ko Samui with no change fees?

Accepted Answer

Need flexible booking options for your flight to Ko Samui from Bangkok? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 22

Can Cheapflights notify me if prices for flights from Bangkok to Ko Samui become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ko Samui from Bangkok today and book when prices fit your budget.

Round-trip from	฿4,798
One-way from	฿2,496
Popular in	August
Cheapest in	May
Average price	฿9,110

Cheap flights from Bangkok to Ko Samui from ฿2,496

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Bangkok to Ko Samui are usually found in May or November, booked 68 days in advance, depart on a Saturday or Wednesday and return on a Monday

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Cheapest flights from Bangkok to Ko SamuiExplore the most affordable flight options available from Bangkok to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 August 2025.

Explore the most affordable flight options available from Bangkok to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 August 2025.

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Use the filters below to find and compare flights from Bangkok to Ko Samui that are best for you.

Best time to book a flight from Bangkok to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Bangkok with our price prediction graph.

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Everything you need to know about your flight from Bangkok to Ko Samui

How far ahead should I book a flight from Bangkok to Ko Samui?

Use this chart to determine the optimal time to book a return flight from Bangkok to Ko Samui. Price data was last updated on 8 August 2025.

What is the cheapest month to book a flight from Bangkok to Ko Samui?

What is the cheapest time of day to fly from BKK to USM?

Find hourly flight availability from Bangkok to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 August 2025.

What is the cheapest day to fly from Bangkok to Ko Samui?

Use this chart to determine the cheapest time to fly return from Bangkok to Ko Samui. Price data was last updated on 10 August 2025.

Weekly flight availability from Bangkok to Ko Samui

Explore weekly flight availability from Bangkok to Ko Samui. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 August 2025.

How much does it cost for a return flight from Bangkok to Ko Samui?

Reviews of airlines servicing Ko Samui

Get a feel of what it's like to fly with Bangkok Airways from Bangkok to Ko Samui by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Bangkok to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Ko Samui from Bangkok?

What is the cheapest airline to fly from Bangkok to Ko Samui round-trip?

What are the most reliable airlines from Bangkok to Ko Samui?

What are the cheapest flights from Bangkok to Ko Samui?

Can I find deals for flights from Bangkok to Ko Samui that include hotel bookings?

How can I find direct flights from Bangkok to Ko Samui?

Can I find deals for business class flights from Bangkok to Ko Samui?

What is the cheapest month to book a flight from Bangkok to Ko Samui?

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Can Cheapflights notify me if prices for flights from Bangkok to Ko Samui become cheaper?

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Cheapest flights from Bangkok to Ko Samui
Explore the most affordable flight options available from Bangkok to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 August 2025.