How long does it take to fly to Ko Samui?

If you’re flying from a popular airport in Australia, such as Perth or Adelaide, and flying into Ko Samui, then you can expect flight times to average 11h 20m and 11h 50m, respectively.

Which airlines fly to Ko Samui?

Scoot, Singapore Airlines and Thai Airways are the top three most popular airlines that fly to Ko Samui from Australia according to our data. Scoot is the first choice among our users, with 51% of people opting to fly with this airline when travelling to Ko Samui. Keep in mind that there are 5 different airlines that fly to Ko Samui on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Australia to Ko Samui?

Scoot is the most popular carrier operating from Australia to Ko Samui

When did momondo last update prices for flights from Australia to Ko Samui Airport?

Prices for flights from Australia to Ko Samui Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Australia to Ko Samui Airport?

There are 5 operators available for flights from Australia to Ko Samui Airport as of November 2025.

How old do you have to be to fly from Australia to Ko Samui Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Australia to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$347 Cheap Flights from Australia to Ko Samui in 2025/26

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Find the cheapest flights from Australia to Ko Samui

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Recent return flight deals from Australia to Ko Samui

Enter your travel dates to find the best prices.

05:35 - 17:10PER-USM

12h 35m1 stop

08:55 - 04:15USM-PER

18h 20m1 stop

$539Scoot

Find Deal

Thu, 12 Mar - Fri, 27 Mar

05:35 - 08:00PER-USM

27h 25m1 stop

08:55 - 04:15USM-PER

18h 20m1 stop

$602Scoot

Find Deal

Sat, 7 Mar - Sat, 21 Mar

05:35 - 17:10PER-USM

12h 35m1 stop

07:00 - 04:15USM-PER

20h 15m2 stops

$613Multiple Airlines

Find Deal

Thu, 12 Mar - Fri, 27 Mar

05:35 - 17:10PER-USM

12h 35m1 stop

15:50 - 19:55USM-PER

27h 05m2 stops

$642Multiple Airlines

Find Deal

Sat, 7 Mar - Sat, 21 Mar

01:15 - 18:50PER-USM

18h 35m1 stop

08:55 - 23:55USM-PER

14h 00m1 stop

$1,019Singapore Airlines

Find Deal

Wed, 11 Mar - Fri, 27 Mar

11:05 - 21:10BNE-USM

13h 05m1 stop

13:30 - 06:05USM-BNE

13h 35m1 stop

$1,157Qantas Airways

Find Deal

Thu, 23 Apr - Tue, 5 May

06:20 - 20:30BNE-USM

17h 10m2 stops

13:30 - 06:05USM-BNE

13h 35m1 stop

$1,170Qantas Airways

Find Deal

Thu, 23 Apr - Tue, 5 May

09:20 - 18:30BNE-USM

12h 10m1 stop

08:45 - 10:20USM-BNE

22h 35m1 stop

$1,202Singapore Airlines

Find Deal

Wed, 22 Apr - Sun, 3 May

22:15 - 13:45BNE-USM

18h 30m2 stops

19:30 - 20:00USM-BNE

45h 30m2 stops

$1,271EVA Air

Find Deal

Thu, 23 Apr - Tue, 5 May

22:15 - 14:45BNE-USM

19h 30m2 stops

20:50 - 20:00USM-BNE

44h 10m2 stops

$1,277EVA Air

Find Deal

Thu, 23 Apr - Tue, 5 May

Scoot flights from Australia to Ko Samui

Our best Scoot deals on Australia to Ko Samui flight tickets

Scoot

12 Mar

PER05:35Perth

12h 35m

1 stop

USM17:10Ko Samui

27 Mar

USM08:55Ko Samui

18h 20m

1 stop

PER04:15Perth

$539

Find similar

Scoot

9 Nov

PER05:35Perth

12h 35m

1 stop

USM17:10Ko Samui

17 Nov

USM12:00Ko Samui

15h 15m

1 stop

PER04:15Perth

$591

Find similar

Scoot

7 Mar

PER05:35Perth

27h 25m

1 stop

USM08:00Ko Samui

21 Mar

USM08:55Ko Samui

18h 20m

1 stop

PER04:15Perth

$602

Find similar

Singapore Airlines flights from Australia to Ko Samui

Our best Singapore Airlines deals on Australia to Ko Samui flight tickets

Singapore Airlines

11 Mar

PER01:15Perth

18h 35m

1 stop

USM18:50Ko Samui

27 Mar

USM08:55Ko Samui

14h 00m

1 stop

PER23:55Perth

$1,019

Find similar

Singapore Airlines

22 Apr

BNE09:20Brisbane

12h 10m

1 stop

USM18:30Ko Samui

3 May

USM08:45Ko Samui

22h 35m

1 stop

BNE10:20Brisbane

$1,202

Find similar

Singapore Airlines

10 Nov

PER01:15Perth

10h 45m

1 stop

USM11:00Ko Samui

9 Dec

USM19:45Ko Samui

8h 40m

1 stop

PER05:25Perth

$1,259

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 12/3

05:35-17:10

1 stop12h 35m

Ko Samui

Fri 27/3

08:55-04:15

1 stop18h 20m

$539

PerthKo Samui

PER - USM

PERUSM

Perth

Sat 7/3

05:35-08:00

1 stop27h 25m

Ko Samui

Sat 21/3

08:55-04:15

1 stop18h 20m

$602

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 12/3

05:35-17:10

1 stop12h 35m

Ko Samui

Fri 27/3

07:00-04:15

2 stops20h 15m

$613

PerthKo Samui

PER - USM

PERUSM

Perth

Sat 7/3

05:35-17:10

1 stop12h 35m

Ko Samui

Sat 21/3

15:50-19:55

2 stops27h 05m

$642

PerthKo Samui

PER - USM

PERUSM

Perth

Wed 11/3

01:15-18:50

1 stop18h 35m

Ko Samui

Fri 27/3

08:55-23:55

1 stop14h 00m

$1,019

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Thu 23/4

11:05-21:10

1 stop13h 05m

Ko Samui

Tue 5/5

13:30-06:05

1 stop13h 35m

$1,157

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Thu 23/4

06:20-20:30

2 stops17h 10m

Ko Samui

Tue 5/5

13:30-06:05

1 stop13h 35m

$1,170

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Wed 22/4

09:20-18:30

1 stop12h 10m

Ko Samui

Sun 3/5

08:45-10:20

1 stop22h 35m

$1,202

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Thu 23/4

22:15-13:45

2 stops18h 30m

Ko Samui

Tue 5/5

19:30-20:00

2 stops45h 30m

$1,271

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Thu 23/4

22:15-14:45

2 stops19h 30m

Ko Samui

Tue 5/5

20:50-20:00

2 stops44h 10m

$1,277

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Australia to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ko Samui?

The month of October is, on average, the cheapest month to fly to Ko Samui from Australia, with most prices found around $872. If you aren’t able to travel during the month of October, then book flights to Ko Samui from Australia during August instead. Flights to Ko Samui in August, while not as cheap as those in October, still average around $900.

What is the cheapest day to depart on your flight to Ko Samui?

According to our data, Tuesday is the cheapest day to fly to Ko Samui from Australia. The lowest ticket price found for a Tuesday departure recently was $1,125. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Australia to Ko Samui for around $1,292.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Australia to Ko Samui flights are usually those with departure times in the evening. Our users have found flights to Ko Samui in the evening for as low as $947. Flights in the morning are often more expensive, with an average ticket price of $1,325.

How far in advance should I book a flight to Ko Samui?

You are more likely to see cheaper flights to Ko Samui from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Ko Samui for around $1,105 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ko Samui from Australia for as low as $941 on momondo.

Can stopping save me money on Australia to Ko Samui flights?

You could potentially save up to 74% on your flight if you consider stops on a Australia to Ko Samui flight.

Cheap Australia to Ko Samui flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Ko Samui

Fastest flight time	13h 05m
Direct flights	Tue
Airports in Ko Samui	1 airport

The fastest flight from Australia to Ko Samui takes 13h 05m

Direct flights go from Australia to Ko Samui on Tuesday. There are no airlines offering direct flights..

There is 1 airport near Ko Samui: Ko Samui (USM)

Search flight deals

When did momondo last update prices for flights from Australia to Ko Samui Airport?
Prices for flights from Australia to Ko Samui Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Australia to Ko Samui Airport?
There are 5 operators available for flights from Australia to Ko Samui Airport as of November 2025.
How old do you have to be to fly from Australia to Ko Samui Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Australia to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Australia to Ko Samui

Compare and see reviews for airlines that fly from Australia to Ko Samui with momondo

Airline	Rating	Free cancellation	Price
Scoot	PriceFrom $495	Free cancellation	Rating 6.7 309 reviews	Search Scoot flights
Singapore Airlines	PriceFrom $823	Free cancellation	Rating 8.1 1,389 reviews	Search Singapore Airlines flights
Qantas Airways	PriceFrom $935	Free cancellation	Rating 7.5 926 reviews	Search Qantas Airways flights
Bangkok Airways	PriceFrom $1,161	Free cancellation	Rating 8.0 115 reviews	Search Bangkok Airways flights
Thai Airways	PriceFrom $1,217	Free cancellation	Rating 7.8 361 reviews	Search Thai Airways flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Ko Samui?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Australia to Ko Samui . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Australia to Ko Samui with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Australia to Ko Samui flights to just show those with flexible booking policies.

How can momondo help me find flights from Australia to Ko Samui?

momondo provides multiple filters to help you find the best flight to Ko Samui from Australia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Australia to Ko Samui right now. Can momondo alert me if prices change?

Price alerts on flights to Ko Samui from Australia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.