Prices are in Australian Dollars.

Cheap flights from Sydney to Koh Samui

Return
Economy
Sydney (SYD)
Koh Samui (USM)
Depart
Return
Any month
|
Return
Economy
From?
To?
Mon. 24/5
Mon. 31/5
Any month
|

How to find the cheapest flight from
Sydney (SYD) to Koh Samui (USM)

All the information you need to plan the best SYD to USM flight in 2021: compare Sydney to Koh Samui flight prices with the expected peak season, weather and rainfall in Koh Samui.
SYD - USM
Price
$727 - $1,507
USM
Temperature
29 - 33 °C
USM
Rainfall
50 - 423 mm

Popular in

December

High demand for flights, 36% potential price rise

Cheapest in

August

Best time to find cheap flights, 24% potential price drop

Average price

$762

Average for round-trip flights in May 2021

Round-trip from

$727

From Sydney to Koh Samui

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Sydney to Koh Samui?

Saturday flights are generally found to be more expensive for flights from Sydney to Koh Samui. 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?

Users have found that booking a flight from Sydney to Koh Samui at least 61 days early can save you up to 33% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Sydney to Koh Samui for as little as $1,140 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 $1,206 for flights departing within the next 3 days.

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

August is one of the best times of the year to fly to Koh Samui from Sydney. Prices for August average $957 per person but you can even find prices for as low as $613. The most expensive prices can be found in the month of December. Opting for a August flight can save you 57% on your journey compared to booking in August

When is the cheapest time to fly from Sydney to Koh Samui (SYD - USM)?

When flying from Sydney to Koh Samui, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 19% versus a flight at midday.

Cheap flights from Sydney to Koh Samui in May, June 2021

The best prices found for SYD to USM flights in May, June
6 Jun - 9 Jun
$2,567pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith

Sydney to Koh Samui 2021 flight deals

Cheap flights to Koh Samui from Sydney found for this year
25 Aug - 5 Sep
$1,797pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
10 Aug - 24 Aug
$1,818pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
10 Aug - 24 Aug
$1,826pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Sydney</span> to <span class="emphasized">Koh Samui</span> flights.

Flight FAQs

From Sydney to Koh Samui

Can I find flights from Sydney to Koh Samui for under $1,799 on Cheapflights?

Yes, there are multiple flights from Sydney to Koh Samui for under $1,799. The cheapest flight booked recently is on Multiple Airlines for just $1,797, but on average you can expect to pay $3,039.

Which airlines flying from Sydney Kingsford Smith to Koh Samui have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Qantas Airways, Malaysia Airlines, and Singapore Airlines flying from Sydney Kingsford Smith to Koh Samui have implemented new flexible cancellation policies.

Are there direct flights from Sydney to Koh Samui for under $1,799 on Cheapflights?

There are no direct flights from Sydney to Koh Samui, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

The Sydney Kingsford Smith to Koh Samui flight path was viewed by 1,813 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Sydney or Koh Samui?

The rainfall in Sydney is generally more than the rainfall in Koh Samui. This will continue over the next 13 days.

Is Sydney weather warmer or cooler than Koh Samui?

We forecast the temperature to be around the 33 °Cs in May, on average. The temperature in Koh Samui is generally hotter than in Sydney. Book flights in a timely manner in correlation to your departure date.

Destination information for Koh Samui

Things to know before you go - useful duration and weather info for your trip from Sydney to Koh Samui.
Today's exchange rate
$1 = ฿24.34
Average temperature for May in Koh Samui
33.0 °C
Avg rainfall for May in Koh Samui
128.0 mm

Airports servicing Sydney

Airports servicing Koh Samui

Top 8 airlines flying from Sydney to Koh Samui

The chart below displays the airlines Cheapflights users travelling from Sydney to Koh Samui choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Virgin Australia
$449 $663 No cancel fee 80%
Search Virgin Australia flights
Malaysia Airlines
$511 $744 No cancel fee 67%
Search Malaysia Airlines flights
Singapore Airlines
$487 $756 No cancel fee 81%
Search Singapore Airlines flights
Qantas Airways
$569 $838 No cancel fee 74%
Search Qantas Airways flights
Thai Airways
$666 $1,068 No cancel fee 77%
Search Thai Airways flights
Emirates
$630 $1,086 No cancel fee 75%
Search Emirates flights
Bangkok Airways
$793 $1,109 No cancel fee 74%

We couldn't confirm the COVID-19 safety measures taken by Bangkok Airways. Please check directly on their website for additional information.

Search Bangkok Airways flights
British Airways
$849 $1,195 No cancel fee 70%
Search British Airways flights
Home Asia Thailand Koh Samui Cheap flights from Sydney to Koh Samui
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First