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

Airfare is below average for this route at the moment. Sydney to Ko Samui flights typically cost between $760 and $1,277 in May. The cheapest return flight price found within the last 3 days was $726 on Scoot (7 May-14 May). Find deals

Question 1

What’s the fastest stopover option from Sydney to Ko Samui?

Accepted Answer

Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 16h 01m. Find deals

Question 2

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

Accepted Answer

Airfare is below average for this route at the moment.Sydney to Ko Samui flights typically cost between $760 and $1,277 in May.
The cheapest return flight price found within the last 3 days was $726 on Scoot (7 May-14 May). Find deals

Question 3

What’s the cheapest stopover airport for flights from Sydney to Ko Samui?

Accepted Answer

Singapore (SIN) is the most affordable one-stop option, with an average return flight price of $1,189. Find deals

Question 4

Which airport typically offers the quickest stopover for flights from Sydney to Ko Samui?

Accepted Answer

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 5h 33m. Find deals

Question 5

What’s the top stopover airport for flights from Sydney to Ko Samui?

Accepted Answer

Singapore (SIN) – chosen by Cheapflights users on 90% of one-stop itineraries from Sydney to Ko Samui on Cheapflights.

Question 6

How long is the flight from Sydney to Ko Samui?

Accepted Answer

Scoot can get you from Sydney to Ko Samui in just under 23h 45m. Your travel time can differ by up to . The distance from Sydney to Ko Samui is about 7234 km.

Question 7

What are the cheapest airlines flying from Sydney to Ko Samui round-trip?

Accepted Answer

Scoot, at $593, was found to be the cheapest airline from Sydney to Ko Samui.Alternate airlines to your destination round-trip include Qantas Airways and Singapore Airlines. Users have found that Scoot is 40% cheaper than the other options available to this destination.

Question 8

What are the cheapest airlines to fly from Sydney to Ko Samui one-way?

Accepted Answer

One-way options have recently been found by users for as low as $297 on Scoot. Other airlines that offer cheap prices include Thai Airways from $619 and Singapore Airlines from $626 one-way.

Question 9

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

Accepted Answer

Booking 60 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.

Question 10

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

Accepted Answer

Currently, October is the cheapest month in which you can book a flight from Sydney to Ko Samui (average of $577). Flying from Sydney to Ko Samui in January is currently the most expensive (average of $981). 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.

Question 11

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 12

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 13

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

Accepted Answer

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

Question 14

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 15

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 16

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, Universal Studios Singapore, or Merlion. Sentosa, Universal Studios Singapore, and Merlion are located about 21.6 km, 21.6 km, and 16.9 km, respectively from Singapore Changi. Travellers can rent a car at Singapore Changi for an average daily rate of $122 to make sightseeing during their stopover a little easier.

Question 17

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

Accepted Answer

When flying from Sydney to Ko Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 18

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 19

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 20

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 21

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 22

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 23

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 24

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	$726
One-way from	$373
Popular in	December
Cheapest in	October
Average price	$849

Airline	Cheapest	Average	Flexibility	On-time
Scoot	Cheapest$593	Average$840	FlexibilityNo cancel fee	On-timeN/A	Search Scoot flights
Qantas Airways	Cheapest$1,005	Average$1,297	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Singapore Airlines	Cheapest$1,021	Average$1,331	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Bangkok Airways	Cheapest$1,182	Average$1,408	FlexibilityNo cancel fee	On-time74%	Search Bangkok Airways flights
Thai Airways	Cheapest$1,195	Average$1,389	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights

Cheap flights from Sydney to Ko Samui from $373

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 20/7. 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

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 22 March 2026.

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 22 March 2026.

Best flights from Sydney to Ko SamuiDiscover carefully curated flight deals from Sydney to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 March 2026.

Discover carefully curated flight deals from Sydney to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 March 2026.

Last-minute flights from Sydney to Ko SamuiDiscover last-minute flight deals from Sydney to Ko Samui. Data last updated 22 March 2026 and is based on user searches.

Discover last-minute flight deals from Sydney to Ko Samui. Data last updated 22 March 2026 and is based on user searches.

One-way flights from Sydney to Ko SamuiSearch for one-way flight options from Sydney to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 March 2026.

Search for one-way flight options from Sydney to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 March 2026.

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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?

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

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

What’s the top stopover airport for flights from Sydney to Ko Samui?

What’s the cheapest stopover airport for flights from Sydney to Ko Samui?

What’s the fastest stopover option from Sydney to Ko Samui?

Which airport typically offers the quickest stopover for flights from Sydney to Ko Samui?

Reviews of airlines servicing Ko Samui

Read through reviews of airlines operating flights from Sydney to Ko Samui, such as Singapore Airlines,Bangkok Airways, andThai Airways. 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.

How long is the flight from Sydney to Ko Samui?

What are the cheapest airlines flying from Sydney to Ko Samui round-trip?

What are the cheapest airlines to fly from Sydney to Ko Samui one-way?

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?

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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 22 March 2026.

Alternative routes for Sydney to Ko Samui

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Complete your trip

Complete your trip to Ko Samui by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Thailand

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Search flights from Sydney to Ko Samui by cabin class

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Other flights to Ko Samui

Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 March 2026.

Sydney and Ko Samui flights

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Top 5 airlines flying from Sydney to Ko Samui

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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 22 March 2026.

Best flights from Sydney to Ko Samui
Discover carefully curated flight deals from Sydney to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 March 2026.

Last-minute flights from Sydney to Ko Samui
Discover last-minute flight deals from Sydney to Ko Samui. Data last updated 22 March 2026 and is based on user searches.

One-way flights from Sydney to Ko Samui
Search for one-way flight options from Sydney to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 March 2026.