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

Our cheapest airline available from Sydney to Koh Samui is Scoot. Our recent data shows that you can find tickets from as low as $714 on this airline. Additional options worth looking into are Singapore Airlines and Cathay Pacific, starting at $832 and $1,277 round-trip. These flights start at 14% lower than the current average price 3 months from now.

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

Travelers seeking maximum savings on their Sydney to Koh Samui flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Sydney to Koh Samui?

Flights from Sydney to Koh Samui are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Koh Samui.

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

To save on the cost of your flight from Sydney to Koh Samui, book at least 24 days before your planned departure. Booking around this time can save you about 43% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $670 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $670.

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

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 Koh Samui. Flights to Koh Samui from Sydney in August are about $838 on average during August, but can be found for as low as $423.

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

One of the essential ways to save on airfare from Sydney to Koh Samui is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 29% on airfare.

Most accurate provider : When it comes to deals on Sydney-Koh Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Koh Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Koh Samui flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Sydney-Koh Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Koh Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Sydney to Koh 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.

$571+ Flights from Sydney to Koh Samui

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sydney to Koh Samui

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$714 (Booking.com)
One-way from	$571 (Singapore Airlines)
Popular in	December
Cheapest in	August
Average price	$1,208

Provider with most accurate pricing for Sydney Kingsford Smith-Ko Samui flight deals.

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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Ko Samui flights.

Search Deals

From Sydney Kingsford Smith to Ko Samui

Search Deals

One-way flight from Sydney Kingsford Smith to Ko Samui

Search Deals

High demand for flights, 14% potential price rise

Search Deals

Best time to find cheap flights, 4% potential price drop

Search Deals

Average for round-trip flights in December 2024

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Find flight deals from Sydney to Koh Samui

Cheapest flights from Sydney to Koh Samui
Explore the most affordable flight options available from Sydney to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

Sun 12/298:55 pmSYD - USM

3 stops28h 10mMultiple Airlines

Wed 1/82:05 pmUSM - SYD

1 stop13h 30mMultiple Airlines

Deal found 12/18

$1,577

Sat 12/284:00 pmSYD - USM

2 stops31h 35mCathay Pacific

Wed 1/811:40 amUSM - SYD

2 stops24h 50mCathay Pacific

Deal found 12/17

$5,354

Sun 12/298:55 pmSYD - USM

3 stops28h 10mQantas Airways

Fri 1/101:25 pmUSM - SYD

2 stops16h 25mQantas Airways

Deal found 12/17

$6,215

Best flights from Sydney to Koh Samui
Discover carefully curated flight deals from Sydney to Koh Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2024.

Wed 4/912:35 pmSYD - USM

1 stop32h 55mScoot

Thu 4/247:25 pmUSM - SYD

1 stop13h 10mScoot

Deal found 12/16

$714

Sat 6/73:00 pmSYD - USM

1 stop20h 05mSingapore Airlines

Sat 6/149:00 amUSM - SYD

1 stop17h 55mSingapore Airlines

Deal found 12/18

$832

Wed 2/54:20 pmSYD - USM

1 stop24h 45mMultiple Airlines

Sat 2/158:15 amUSM - SYD

1 stop18h 40mMultiple Airlines

Deal found 12/17

$920

Fri 2/75:00 pmSYD - USM

2 stops30h 35mCathay Pacific

Wed 2/1211:40 amUSM - SYD

1 stop17h 55mCathay Pacific

Deal found 12/17

$1,277

Thu 2/610:15 pmSYD - USM

2 stops18h 50mMalaysia Airlines

Mon 2/172:30 pmUSM - SYD

2 stops15h 50mMalaysia Airlines

Deal found 12/17

$1,960

Sun 12/298:55 pmSYD - USM

3 stops28h 10mQantas Airways

Fri 1/101:25 pmUSM - SYD

2 stops16h 25mQantas Airways

Deal found 12/17

$6,215

Last-minute flights from Sydney to Koh Samui
Discover last-minute flight deals from Sydney to Koh Samui. Data last updated December 18, 2024 and is based on user searches.

Sat 12/288:55 pmSYD - USM

3 stops28h 10mMultiple Airlines

Thu 1/28:15 amUSM - SYD

1 stop19h 10mMultiple Airlines

Deal found 12/16

$1,883

Sat 12/284:00 pmSYD - USM

2 stops31h 35mCathay Pacific

Wed 1/811:40 amUSM - SYD

2 stops24h 50mCathay Pacific

Deal found 12/17

$5,354

Sun 12/298:55 pmSYD - USM

3 stops28h 10mQantas Airways

Fri 1/101:25 pmUSM - SYD

2 stops16h 25mQantas Airways

Deal found 12/17

$6,215

Wed 1/12:05 pmSYD - USM

1 stop21h 55mScoot

Sun 2/28:55 amUSM - SYD

1 stop31h 40mScoot

Deal found 12/18

$1,178

Wed 1/18:20 amSYD - USM

1 stop16h 10mMultiple Airlines

Sun 2/27:55 amUSM - SYD

2 stops32h 40mMultiple Airlines

Deal found 12/18

$1,213

One-way flights from Sydney to Koh Samui
Search for one-way flight options from Sydney to Koh Samui. Find affordable one-way fares based on user searches. Data last updated December 18, 2024.

Sat 5/107:55 amSYD - USM

2 stops16h 00mMultiple Airlines

Deal found 12/18

$571

Fri 1/32:05 pmSYD - USM

1 stop32h 25mScoot

Deal found 12/17

$631

Sat 5/108:55 pmSYD - USM

3 stops27h 20mQantas Airways

Deal found 12/18

$894

Find flights from Sydney to Koh Samui within your budget

Fly from

Fly to

Route

Depart

Return

Price

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Wed 4/9

12:35 pm-6:30 pm

1 stop32h 55m

Ko Samui

Thu 4/24

7:25 pm-11:35 am

1 stop13h 10m

$714

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Sat 6/7

3:00 pm-8:05 am

1 stop20h 05m

Ko Samui

Sat 6/14

9:00 am-5:55 am

1 stop17h 55m

$832

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Wed 2/5

4:20 pm-1:05 pm

1 stop24h 45m

Ko Samui

Sat 2/15

8:15 am-6:55 am

1 stop18h 40m

$920

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Fri 2/7

5:00 pm-7:35 pm

2 stops30h 35m

Ko Samui

Wed 2/12

11:40 am-9:35 am

1 stop17h 55m

$1,277

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Thu 2/6

10:15 pm-1:05 pm

2 stops18h 50m

Ko Samui

Mon 2/17

2:30 pm-10:20 am

2 stops15h 50m

$1,960

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Sun 12/29

8:55 pm-9:05 pm

3 stops28h 10m

Ko Samui

Fri 1/10

1:25 pm-9:50 am

2 stops16h 25m

$6,215

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Sat 5/10

7:55 am-8:55 pm

2 stops16h 00m

$571

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Fri 1/3

2:05 pm-6:30 pm

1 stop32h 25m

$631

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Sat 5/10

8:55 pm-9:15 pm

3 stops27h 20m

$894

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Compare providers for flights from Sydney to Koh Samui

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Koh Samui in December.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Sydney-Koh Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Koh Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Koh Samui flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Sydney-Koh Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Koh Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sydney to Koh Samui

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

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Sydney to Koh Samui

Get recent, data-driven insights about flights from Sydney to Koh Samui including ideal travel times, pricing trends, and more.

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

The best time to book flights from Sydney to Koh Samui is 23 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.

Rainfall in Koh Samui by month

In terms of precipitation, rainfall in Koh Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Koh Samui when rainfall is around 2.3 in.

Temperature in Koh Samui by month

If weather is an important factor for your trip to Koh 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Koh Samui

Singapore Airlines

8.1

Very good

1,329 reviews

Reviews

1 / 10

Food was not good. It was like few days old.

Singapore Airlines

8.1

Very good

1,329 reviews

Singapore Airlines

8.1

Very good

1,329 reviews

Reviews

1 / 10

Food was not good. It was like few days old.

Cathay Pacific

7.5

Good

841 reviews

Singapore Airlines

8.1

Very good

1,329 reviews

Reviews

1 / 10

Food was not good. It was like few days old.

Qantas Airways

7.5

Good

808 reviews

Singapore Airlines

8.1

Very good

1,329 reviews

Reviews

1 / 10

Food was not good. It was like few days old.

Malaysia Airlines

7.3

Good

292 reviews

Singapore Airlines

8.1

Very good

1,329 reviews

Reviews

1 / 10

Food was not good. It was like few days old.

Scoot

6.7

Okay

298 reviews

Singapore Airlines

8.1

Very good

1,329 reviews

Reviews

1 / 10

Food was not good. It was like few days old.

Related info for your journey

What are the cheapest airlines flying from Sydney to Koh Samui round-trip?
Our cheapest airline available from Sydney to Koh Samui is Scoot. Our recent data shows that you can find tickets from as low as $714 on this airline. Additional options worth looking into are Singapore Airlines and Cathay Pacific, starting at $832 and $1,277 round-trip. These flights start at 14% lower than the current average price 3 months from now.
Can I find deals for flights from Sydney to Koh Samui that include hotel bookings?
Yes. In addition to deals on Sydney to Koh Samui flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sydney to Koh Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Koh Samui.
Can I find deals for business class flights from Sydney to Koh Samui?
Yes. Cheapflights offers flight deals from Sydney to Koh 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Sydney to Koh Samui

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Koh Samui to Singapore flights

Top airline flying from Sydney to Koh Samui

Airline	Cheapest	Average	Flexibility	On-time
Scoot	Cheapest$401	Average$688	FlexibilityNo cancel fee	On-timeN/A

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$571+ Cheap flights from Sydney (SYD) to Koh Samui (USM)

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sydney to Koh Samui with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sydney to Koh Samui

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sydney to Koh Samui

Cheapest flights from Sydney to Koh SamuiExplore the most affordable flight options available from Sydney to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

Explore the most affordable flight options available from Sydney to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

Find flights from Sydney to Koh Samui within your budget

Compare providers for flights from Sydney to Koh Samui

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Koh Samui in December.

Best time to book a flight from Sydney to Koh Samui

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

Travel insights for flights from Sydney to Koh Samui

Get recent, data-driven insights about flights from Sydney to Koh Samui including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Koh Samui. Price data was last updated on December 13, 2024.

Rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average rainfall totals by month.

Temperature in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature totals by month.

Reviews of airlines servicing Koh Samui

Related info for your journey

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sydney to Koh Samui

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Sydney to Koh Samui

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Sydney to Koh Samui
Explore the most affordable flight options available from Sydney to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.