Question 1

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

Accepted Answer

Scoot, at $748, was found to be the cheapest airline from Sydney to Ko Samui.. Users have found that Scoot is 34% cheaper than the other options available to this destination. Find deals

Question 2

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

Accepted Answer

Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Ko Samui. The general trend is that the closer you book to the departure date, the more expensive your flight will be. Find deals

Question 3

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

Accepted Answer

Currently, August is the cheapest month in which you can book a flight from Sydney to Ko Samui (average of $533). Flying from Sydney to Ko Samui in December is currently the most expensive (average of $1,051). 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 4

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

Accepted Answer

Travellers seeking maximum savings on their Sydney to Ko Samui flight should consider departing on Tuesday at midday when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time. Find deals

Question 5

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 6

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 7

What are the most popular airlines that fly from Sydney to Ko Samui?

Accepted Answer

Consider Bangkok Airways, Qantas Airways or Singapore Airlines when booking your flight. These represent the most popular airlines when flying from Sydney to Ko Samui.

Question 8

Where are the most common stopover locations when flying from Sydney to Ko Samui?

Accepted Answer

Of the flights from Sydney to Ko Samui that have stopovers, most of them stop in Singapore.

Question 9

Where are the least popular stopover locations for Sydney to Ko Samui flights?

Accepted Answer

Flights departing from Sydney and landing in Ko Samui stopover in Bangkok least frequently.

Question 10

What are some popular things to do or see while on a stopover in Singapore?

Accepted Answer

If you're on a stopover in Singapore and looking for things to do, consider visiting Sentosa, Merlion, or Boat Quay. Sentosa, Merlion, and Boat Quay are located about 21.6 km, 16.9 km, and 17.3 km, respectively from Singapore Changi. Travellers can rent a car at Singapore Changi for an average daily rate of $128 to make sightseeing during their stopover a little easier.

Question 11

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

Accepted Answer

Users have found that flying from Sydney to Ko Samui on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 12

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

Accepted Answer

Users have found that booking a flight from Sydney to Ko Samui at least 26 days early can save you up to 29% on average compared to booking a flight this week. If booking 26 days before your flight isn’t an option for you, users have found flights from Sydney to Ko Samui for as little as $924 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,073 for flights departing within the next 3 days.

Question 13

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

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Ko Samui. Flights to Ko Samui from Sydney in August are about $1,135 on average during August, but can be found for as low as $635.

Question 14

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

Accepted Answer

It’s optimal to fly from Sydney to Ko Samui in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.

Question 15

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

Accepted Answer

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

Question 16

How can I find direct flights from Sydney 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 Sydney to Ko Samui.

Question 17

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

Accepted Answer

Yes. Cheapflights offers flight deals from Sydney 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 18

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

Accepted Answer

Cheapflights makes it easy to find Sydney to Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 19

Why should you use Cheapflights to find cheap flight tickets from Sydney 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 Sydney.

Question 20

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

Accepted Answer

Certainly. Search results for flights to Ko Samui from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 21

Can Cheapflights notify me if prices for flights from Sydney 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 Sydney today and book when prices fit your budget.

Round-trip from	$748
One-way from	$295
Popular in	December
Cheapest in	August
Average price	$1,060

Airline	Cheapest	Average	Flexibility	On-time
Scoot	Cheapest$643	Average$898	FlexibilityNo cancel fee	On-timeN/A	Search Scoot flights
Singapore Airlines	Cheapest$1,021	Average$1,279	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Bangkok Airways	Cheapest$1,170	Average$1,376	FlexibilityNo cancel fee	On-time74%	Search Bangkok Airways flights
Thai Airways	Cheapest$1,188	Average$1,432	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights
Qantas Airways	Cheapest$1,529	Average$1,979	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

Cheap flights from Sydney to Ko Samui from $295

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Sydney to Ko Samui

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

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

Cheapflights Fare Finder

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

Best time to book a flight from Sydney to Ko Samui

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

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Sydney to Ko Samui. Price data was last updated on 11 July 2025.

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

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

Find hourly flight availability from Sydney 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 July 2025.

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

Use this chart to determine the cheapest time to fly return from Sydney to Ko Samui. Price data was last updated on 16 December 2024.

Reviews of airlines servicing Ko Samui

Read through reviews of airlines operating flights from Sydney to Ko Samui, such as Scoot. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sydney 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 is the cheapest airline to fly from Sydney to Ko Samui round-trip?

Where are the most common stopover locations when flying from Sydney to Ko Samui?

What are some popular things to do or see while on a stopover in Singapore?

Where are the least popular stopover locations for Sydney to Ko Samui flights?

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

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

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

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

Travelling to a place near Ko Samui?

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Fly from Sydney to Ko Samui on these airlines

Choose from the following airlines for your flight from Sydney to Ko Samui. Flights are based on user searches made on Cheapflights and were last updated on 16 July 2025.

Top 5 airlines flying from Sydney to Ko Samui

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

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

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

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