£182 Cheap Flights from Sydney (SYD) to Ko Samui (USM)

Featured airlines

    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 25% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Sydney (SYD) to Ko Samui (USM)

Prices were available within the past 7 days and start at £182 for one-way flights and £383 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Sat, 24 Aug - Sat, 31 Aug
SYD
Sydney
USM
Ko Samui
£383 Return, found 5 days ago
£383
Return
found 5 days ago
Select Scoot flight, departing Sat, 24 Aug from Sydney to Ko Samui, returning Sat, 31 Aug, priced at £383 found 5 days ago
Scoot
Wed, 26 Feb - Wed, 5 Mar
SYD
Sydney
USM
Ko Samui
£385 Return, found 3 days ago
£385
Return
found 3 days ago
Select Scoot flight, departing Wed, 26 Feb from Sydney to Ko Samui, returning Wed, 5 Mar, priced at £385 found 3 days ago
Scoot
Mon, 27 May - Sun, 9 Jun
SYD
Sydney
USM
Ko Samui
£421 Return, found 4 days ago
£421
Return
found 4 days ago
Select Scoot flight, departing Mon, 27 May from Sydney to Ko Samui, returning Sun, 9 Jun, priced at £421 found 4 days ago
Scoot
Mon, 3 Mar - Sun, 9 Mar
SYD
Sydney
USM
Ko Samui
£427 Return, found 2 days ago
£427
Return
found 2 days ago
Select Scoot flight, departing Mon, 3 Mar from Sydney to Ko Samui, returning Sun, 9 Mar, priced at £427 found 2 days ago
Scoot
Wed, 26 Feb - Wed, 5 Mar
SYD
Sydney
USM
Ko Samui
£431 Return, found 3 days ago
£431
Return
found 3 days ago
Select Scoot flight, departing Wed, 26 Feb from Sydney to Ko Samui, returning Wed, 5 Mar, priced at £431 found 3 days ago
Scoot
Mon, 27 May - Sun, 9 Jun
SYD
Sydney
USM
Ko Samui
£440 Return, found 4 days ago
£440
Return
found 4 days ago
Select Scoot flight, departing Mon, 27 May from Sydney to Ko Samui, returning Sun, 9 Jun, priced at £440 found 4 days ago
Scoot
Sat, 24 Aug - Sat, 31 Aug
SYD
Sydney
USM
Ko Samui
£462 Return, found 5 days ago
£462
Return
found 5 days ago
Select Scoot flight, departing Sat, 24 Aug from Sydney to Ko Samui, returning Sat, 31 Aug, priced at £462 found 5 days ago
Scoot
Mon, 27 May - Sun, 9 Jun
SYD
Sydney
USM
Ko Samui
£465 Return, found 4 days ago
£465
Return
found 4 days ago
Select Scoot flight, departing Mon, 27 May from Sydney to Ko Samui, returning Sun, 9 Jun, priced at £465 found 4 days ago
Scoot
Mon, 3 Mar - Sun, 9 Mar
SYD
Sydney
USM
Ko Samui
£472 Return, found 2 days ago
£472
Return
found 2 days ago
Select Scoot flight, departing Mon, 3 Mar from Sydney to Ko Samui, returning Sun, 9 Mar, priced at £472 found 2 days ago
Scoot
Mon, 3 Mar - Sun, 9 Mar
SYD
Sydney
USM
Ko Samui
£475 Return, found 2 days ago
£475
Return
found 2 days ago
Select Scoot flight, departing Mon, 3 Mar from Sydney to Ko Samui, returning Sun, 9 Mar, priced at £475 found 2 days ago
Flight from Sydney to Ko Samui route information
Origin airport
Kingsford Smith Intl.
Destination airport
Ko Samui
Airlines serving
Bangkok Airways, British Airways, Cathay Pacific, Malaysia Airlines, Qantas Airways, Scoot, Thai Airways International
Return price
£382
Distance
7195 km

Compare flights from Sydney to Ko Samui easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Sydney to Ko Samui. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Ko Samui in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Kingsford Smith Intl. to Ko Samui.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Kingsford Smith Intl. (SYD) to Ko Samui (USM) 

The easiest way to view the best deals on flights from Sydney to Ko Samui today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Kingsford Smith Intl. to Ko Samui start at just £383 and range up to £475.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Sydney and Ko Samui
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Sydney to Ko Samui flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Kingsford Smith Intl. to Ko Samui for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Sydney Airport to USM?
Round-trip flights between Sydney Airport and USM start from £383. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Kingsford Smith Intl. Airport (SYD) to Samui Airport?
Most flights can be conveniently cancelled online, but whether or not you are charged a fee depends on your airline. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from SYD to USM that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Sydney Airport to Ko Samui Airport (USM) flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from SYD to USM?
The flight time from Kingsford Smith Intl. Airport (SYD) (SYD) to Ko Samui Airport (USM) is generally 10 hours and 32 minutes. It’s is no quick joyride, so make sure you fill your carry-on with plenty to keep you occupied.
How far is the flight from Sydney Airport to Samui Airport?
The distance is around 7,200 kilometres. Travel pillow? Check. Toiletries? Double check. We recommend you pack all the travel comforts for this long-haul Sydney to Koh Samui flight.
Which airlines fly direct from Kingsford Smith Intl. Airport (SYD) to Ko Samui Airport (USM)?
There are no direct flights, so you’ll have to make at least one stop between Mascot Airport and USM. Take advantage of the layover time to stretch your legs and take a break.
Are SYD to Samui Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally score a bargain, with some super cheap airfares from SYD to Ko Samui Airport arising a few weeks prior to the departure date. If you’d rather book ahead of time, Expedia compares and updates the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices that far in advance.
*Available to Expedia members.