£147 Cheap Flights from Sydney (SYD) to Samui Intl. Airport (USM)

View £147 flight on Mon, 26 Jan 2026Opens in a new window

Popular airlines from Sydney Airport (SYD) to Samui Intl. Airport (USM)

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Cheap Flights from Sydney (SYD) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at £147 for one-way flights and £284 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Sun, 12 Oct - Mon, 27 Oct
SYD
Sydney
USM
Koh Samui
£284 Return, found 10 hours ago
£284
Return
found 10 hours ago
Select Scoot flight, departing Sun, 12 Oct from Sydney to Koh Samui, returning Mon, 27 Oct, priced at £284 found 10 hours ago
Scoot
Mon, 20 Oct - Mon, 27 Oct
SYD
Sydney
USM
Koh Samui
£286 Return, found 1 day ago
£286
Return
found 1 day ago
Select Scoot flight, departing Mon, 20 Oct from Sydney to Koh Samui, returning Mon, 27 Oct, priced at £286 found 1 day ago
Scoot
Sun, 12 Oct - Mon, 27 Oct
SYD
Sydney
USM
Koh Samui
£309 Return, found 10 hours ago
£309
Return
found 10 hours ago
Select Scoot flight, departing Sun, 12 Oct from Sydney to Koh Samui, returning Mon, 27 Oct, priced at £309 found 10 hours ago
Scoot
Mon, 20 Oct - Mon, 27 Oct
SYD
Sydney
USM
Koh Samui
£310 Return, found 1 day ago
£310
Return
found 1 day ago
Select Scoot flight, departing Mon, 20 Oct from Sydney to Koh Samui, returning Mon, 27 Oct, priced at £310 found 1 day ago
Scoot
Sun, 12 Oct - Mon, 27 Oct
SYD
Sydney
USM
Koh Samui
£329 Return, found 10 hours ago
£329
Return
found 10 hours ago
Select Scoot flight, departing Sun, 12 Oct from Sydney to Koh Samui, returning Mon, 27 Oct, priced at £329 found 10 hours ago
Scoot
Mon, 20 Oct - Mon, 27 Oct
SYD
Sydney
USM
Koh Samui
£330 Return, found 1 day ago
£330
Return
found 1 day ago
Select Scoot flight, departing Mon, 20 Oct from Sydney to Koh Samui, returning Mon, 27 Oct, priced at £330 found 1 day ago
Singapore Airlines
Fri, 17 Oct - Sun, 26 Oct
SYD
Sydney
USM
Koh Samui
£607 Return, found 20 hours ago
£607
Return
found 20 hours ago
Select Singapore Airlines flight, departing Fri, 17 Oct from Sydney to Koh Samui, returning Sun, 26 Oct, priced at £607 found 20 hours ago
Bangkok Airways
Wed, 3 Sep - Mon, 8 Sep
SYD
Sydney
USM
Koh Samui
£656 Return, found 4 days ago
£656
Return
found 4 days ago
Select Bangkok Airways flight, departing Wed, 3 Sep from Sydney to Koh Samui, returning Mon, 8 Sep, priced at £656 found 4 days ago
British Airways
Tue, 18 Nov - Sat, 22 Nov
SYD
Sydney
USM
Koh Samui
£698 Return, found 3 days ago
£698
Return
found 3 days ago
Select British Airways flight, departing Tue, 18 Nov from Sydney to Koh Samui, returning Sat, 22 Nov, priced at £698 found 3 days ago
Thai Airways International
Sun, 23 Nov - Fri, 28 Nov
SYD
Sydney
USM
Koh Samui
£722 Return, found 4 days ago
£722
Return
found 4 days ago
Select Thai Airways International flight, departing Sun, 23 Nov from Sydney to Koh Samui, returning Fri, 28 Nov, priced at £722 found 4 days ago
Flight from Sydney to Samui Intl. Airport route information
Origin airport
Kingsford Smith Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways, British Airways, Cathay Pacific, China Airlines, Malaysia Airlines, Philippine Airlines, Qantas Airways, Scoot, Singapore Airlines, Thai Airways International, Vietnam Airlines
Return price
£284
Distance
7195 km

Compare flights from Sydney to Samui Intl. Airport easily and book with confidence

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

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 Samui Intl. Airport (USM)

The easiest way to view the best deals on flights from Sydney to Samui Intl. Airport 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 Samui Intl. Airport start at just £284 and range up to £722.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Sydney and Samui Intl. Airport
  • booking your flight during October, 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 Samui Intl. Airport flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Kingsford Smith Intl. to Samui Intl. Airport 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 £284. 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.

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