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

Scoot and Qantas Airways are the most popular carriers operating from Australia to Ko Samui

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 53% 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.

How long does it take to fly to Ko Samui?

If you’re flying from a popular airport in Australia, such as Perth or Melbourne, and flying into Ko Samui, then you can expect flight times to average 12h 35m and 13h 15m, respectively.

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 January 2026.

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.

$269 Cheap Flights from Australia to Ko Samui in 2026

1 adult

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Find the cheapest flights from Australia to Ko Samui

Round-trip

One-way

Last minute

Recent return flight deals from Australia to Ko Samui

Enter your travel dates to find the best prices.

05:35 - 17:10

PER

USM

12h 35m

1 stop

08:55 - 04:15

USM

PER

18h 20m

1 stop

$501Scoot

Wed, 11 Mar - Tue, 24 Mar

17:45 - 17:10

PER

USM

24h 25m

1 stop

08:55 - 04:15

USM

PER

18h 20m

1 stop

$535Scoot

Thu, 5 Mar - Thu, 12 Mar

05:35 - 18:50

PER

USM

14h 15m

1 stop

08:55 - 04:15

USM

PER

18h 20m

1 stop

$546Scoot

Thu, 5 Mar - Thu, 12 Mar

05:35 - 18:50

PER

USM

14h 15m

1 stop

08:55 - 16:30

USM

PER

30h 35m

1 stop

$549Scoot

Sat, 28 Feb - Mon, 9 Mar

17:45 - 17:10

PER

USM

24h 25m

1 stop

08:55 - 04:30

USM

PER

18h 35m

2 stops

$662Multiple Airlines

Thu, 5 Mar - Thu, 12 Mar

13:10 - 17:10

MEL

USM

32h 00m

1 stop

08:55 - 05:40

USM

MEL

16h 45m

2 stops

$848Multiple Airlines

Thu, 5 Mar - Thu, 12 Mar

17:35 - 18:50

ADL

USM

27h 45m

1 stop

19:45 - 07:25

USM

ADL

33h 10m

1 stop

$1,284Singapore Airlines

Fri, 15 May - Tue, 19 May

06:00 - 21:10

ADL

USM

17h 40m

2 stops

08:20 - 11:15

USM

ADL

24h 25m

2 stops

$1,292Qantas Airways

Sun, 3 May - Thu, 7 May

06:00 - 13:45

ADL

USM

34h 15m

2 stops

16:25 - 13:35

USM

ADL

18h 40m

2 stops

$1,302Qantas Airways

Sat, 20 Jun - Sun, 21 Jun

09:10 - 07:45

ADL

USM

25h 05m

1 stop

19:45 - 16:20

USM

ADL

18h 05m

1 stop

$1,376Singapore Airlines

Sat, 20 Jun - Sun, 21 Jun

Singapore Airlines flights from Australia to Ko Samui

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

Singapore Airlines

15 May

ADL17:35Adelaide

27h 45m

1 stop

USM18:50Ko Samui

19 May

USM19:45Ko Samui

33h 10m

1 stop

ADL07:25Adelaide

$1,284

Singapore Airlines

20 June

ADL09:10Adelaide

25h 05m

1 stop

USM07:45Ko Samui

21 June

USM19:45Ko Samui

18h 05m

1 stop

ADL16:20Adelaide

$1,376

Singapore Airlines

20 Mar

ADL18:35Adelaide

27h 45m

1 stop

USM18:50Ko Samui

27 Mar

USM08:55Ko Samui

28h 55m

1 stop

ADL17:20Adelaide

$1,416

Qantas Airways flights from Australia to Ko Samui

Our best Qantas Airways deals on Australia to Ko Samui flight tickets

Qantas Airways

3 May

ADL06:00Adelaide

17h 40m

2 stops

USM21:10Ko Samui

7 May

USM08:20Ko Samui

24h 25m

2 stops

ADL11:15Adelaide

$1,292

Qantas Airways

20 June

ADL06:00Adelaide

34h 15m

2 stops

USM13:45Ko Samui

21 June

USM16:25Ko Samui

18h 40m

2 stops

ADL13:35Adelaide

$1,302

Qantas Airways

8 Mar

CNS15:35Cairns

48h 30m

2 stops

USM13:05Ko Samui

12 Mar

USM08:15Ko Samui

23h 30m

2 stops

CNS10:45Cairns

$1,479

Fly from

Fly to

Route

Depart

Return

Price

PerthKo Samui

PER - USM

PERUSM

Perth

Wed 11/3

05:35-17:10

1 stop12h 35m

Ko Samui

Tue 24/3

08:55-04:15

1 stop18h 20m

$501

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 5/3

17:45-17:10

1 stop24h 25m

Ko Samui

Thu 12/3

08:55-04:15

1 stop18h 20m

$535

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 5/3

05:35-18:50

1 stop14h 15m

Ko Samui

Thu 12/3

08:55-04:15

1 stop18h 20m

$546

PerthKo Samui

PER - USM

PERUSM

Perth

Sat 28/2

05:35-18:50

1 stop14h 15m

Ko Samui

Mon 9/3

08:55-16:30

1 stop30h 35m

$549

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 5/3

17:45-17:10

1 stop24h 25m

Ko Samui

Thu 12/3

08:55-04:30

2 stops18h 35m

$662

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Thu 5/3

13:10-17:10

1 stop32h 00m

Ko Samui

Thu 12/3

08:55-05:40

2 stops16h 45m

$848

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Fri 15/5

17:35-18:50

1 stop27h 45m

Ko Samui

Tue 19/5

19:45-07:25

1 stop33h 10m

$1,284

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 3/5

06:00-21:10

2 stops17h 40m

Ko Samui

Thu 7/5

08:20-11:15

2 stops24h 25m

$1,292

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sat 20/6

06:00-13:45

2 stops34h 15m

Ko Samui

Sun 21/6

16:25-13:35

2 stops18h 40m

$1,302

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sat 20/6

09:10-07:45

1 stop25h 05m

Ko Samui

Sun 21/6

19:45-16:20

1 stop18h 05m

$1,376

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 $839. 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 $887.

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 $1,064 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 $875 on momondo.

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

You could potentially save up to 73% 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	10h 10m
Direct flights	None

The fastest flight from Australia to Ko Samui takes 10h 10m

There are no direct flights from Australia to Ko Samui. There are no popular flight routes from Australia to Ko Samui.

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 January 2026.
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 $482	Free cancellation	Rating 6.7 314 reviews	Search Scoot flights
Singapore Airlines	PriceFrom $823	Free cancellation	Rating 8.1 1,433 reviews	Search Singapore Airlines flights
Qantas Airways	PriceFrom $947	Free cancellation	Rating 7.5 973 reviews	Search Qantas Airways flights
Bangkok Airways	PriceFrom $1,136	Free cancellation	Rating 8.1 120 reviews	Search Bangkok Airways flights
Thai Airways	PriceFrom $1,254	Free cancellation	Rating 7.8 379 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.