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

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

Which airlines fly to Ko Samui?

Scoot, Singapore Airlines and Qantas Airways are the top three most popular airlines that fly to Ko Samui from Perth according to our data. Scoot is the first choice among our users, with 67% of people opting to fly with this airline when travelling to Ko Samui. Keep in mind that there are 3 different airlines that fly to Ko Samui on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Perth Airport to Ko Samui Airport refresh daily.

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

There are 3 operators available for flights from Perth Airport to Ko Samui Airport as of December 2025.

How old do you have to be to fly from Perth Airport 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 Perth Airport to Ko Samui Airport.

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

The travel and health documents you'll need for your trip to Ko Samui Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ko Samui Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$266 Cheap Flights from Perth to Ko Samui in 2025/26

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Find the cheapest flights from Perth to Ko Samui

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:45 - 17:10

PER

USM

24h 25m1 stop

08:55 - 04:15

USM

PER

18h 20m1 stop

$617Scoot

Sat, 7 Mar - Sat, 21 Mar

21:55 - 07:50

PER

USM

10h 55m1 stop

19:45 - 20:35

USM

PER

23h 50m1 stop

$653Scoot

Mon, 4 May - Mon, 11 May

05:35 - 17:10

PER

USM

12h 35m1 stop

08:55 - 04:15

USM

PER

18h 20m1 stop

$662Scoot

Sat, 7 Mar - Sat, 21 Mar

21:55 - 07:50

PER

USM

10h 55m1 stop

19:45 - 20:35

USM

PER

23h 50m1 stop

$686Scoot

Thu, 4 Jun - Mon, 15 Jun

21:55 - 18:50

PER

USM

21h 55m1 stop

11:05 - 17:10

USM

PER

29h 05m1 stop

$688Scoot

Thu, 4 Jun - Mon, 15 Jun

05:35 - 17:10

PER

USM

12h 35m1 stop

15:50 - 19:55

USM

PER

27h 05m2 stops

$697Multiple Airlines

Sat, 7 Mar - Sat, 21 Mar

05:35 - 18:50

PER

USM

14h 15m1 stop

09:20 - 04:30

USM

PER

18h 10m2 stops

$700Multiple Airlines

Thu, 5 Feb - Thu, 12 Feb

05:35 - 17:10

PER

USM

12h 35m1 stop

19:00 - 04:30

USM

PER

32h 30m2 stops

$710Multiple Airlines

Tue, 3 Feb - Tue, 10 Feb

20:30 - 14:50

PER

USM

19h 20m2 stops

08:45 - 20:35

USM

PER

10h 50m1 stop

$713Multiple Airlines

Mon, 4 May - Mon, 11 May

05:35 - 18:50

PER

USM

14h 15m1 stop

09:20 - 04:30

USM

PER

18h 10m2 stops

$718Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

Scoot flights from Perth to Ko Samui

Our best Scoot deals on Perth to Ko Samui flight tickets

Scoot

7 Mar

PER17:45Perth

24h 25m

1 stop

USM17:10Ko Samui

21 Mar

USM08:55Ko Samui

18h 20m

1 stop

PER04:15Perth

$617

Find similar

Scoot

4 May

PER21:55Perth

10h 55m

1 stop

USM07:50Ko Samui

11 May

USM19:45Ko Samui

23h 50m

1 stop

PER20:35Perth

$653

Find similar

Scoot

7 Mar

PER05:35Perth

12h 35m

1 stop

USM17:10Ko Samui

21 Mar

USM08:55Ko Samui

18h 20m

1 stop

PER04:15Perth

$662

Find similar

Qantas Airways flights from Perth to Ko Samui

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

Qantas Airways

19 Dec

PER10:30Perth

11h 35m

1 stop

USM21:05Ko Samui

29 Dec

USM16:25Ko Samui

30h 30m

1 stop

PER23:55Perth

$2,773

Find similar

Qantas Airways

19 Dec

PER10:30Perth

11h 35m

1 stop

USM21:05Ko Samui

29 Dec

USM16:25Ko Samui

30h 30m

1 stop

PER23:55Perth

$2,775

Find similar

Qantas Airways

24 Dec

PER10:30Perth

11h 35m

1 stop

USM21:05Ko Samui

31 Dec

USM13:25Ko Samui

29h 20m

3 stops

PER19:45Perth

$3,411

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PerthKo Samui

PER - USM

PERUSM

Perth

Sat 7/3

17:45-17:10

1 stop24h 25m

Ko Samui

Sat 21/3

08:55-04:15

1 stop18h 20m

$617

PerthKo Samui

PER - USM

PERUSM

Perth

Mon 4/5

21:55-07:50

1 stop10h 55m

Ko Samui

Mon 11/5

19:45-20:35

1 stop23h 50m

$653

PerthKo Samui

PER - USM

PERUSM

Perth

Sat 7/3

05:35-17:10

1 stop12h 35m

Ko Samui

Sat 21/3

08:55-04:15

1 stop18h 20m

$662

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 4/6

21:55-07:50

1 stop10h 55m

Ko Samui

Mon 15/6

19:45-20:35

1 stop23h 50m

$686

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 4/6

21:55-18:50

1 stop21h 55m

Ko Samui

Mon 15/6

11:05-17:10

1 stop29h 05m

$688

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

$697

PerthKo Samui

PER - USM

PERUSM

Perth

Thu 5/2

05:35-18:50

1 stop14h 15m

Ko Samui

Thu 12/2

09:20-04:30

2 stops18h 10m

$700

PerthKo Samui

PER - USM

PERUSM

Perth

Tue 3/2

05:35-17:10

1 stop12h 35m

Ko Samui

Tue 10/2

19:00-04:30

2 stops32h 30m

$710

PerthKo Samui

PER - USM

PERUSM

Perth

Mon 4/5

20:30-14:50

2 stops19h 20m

Ko Samui

Mon 11/5

08:45-20:35

1 stop10h 50m

$713

PerthKo Samui

PER - USM

PERUSM

Perth

Wed 4/2

05:35-18:50

1 stop14h 15m

Ko Samui

Wed 11/2

09:20-04:30

2 stops18h 10m

$718

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 Perth 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

What is the cheapest month to fly to Ko Samui?

The month of November is, on average, the cheapest month to fly to Ko Samui from Perth, with most prices found around $579. If you aren’t able to travel during the month of November, then book flights to Ko Samui from Perth during August instead. Flights to Ko Samui in August, while not as cheap as those in November, still average around $642.

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 Perth. The lowest ticket price found for a Tuesday departure recently was $856. 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 Sunday, the most expensive travel day of the week, you can expect to see flight prices from Perth to Ko Samui for around $1,044.

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

Our data shows that the cheapest Perth 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 $788. Flights in the morning are often more expensive, with an average ticket price of $1,205.

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

You are more likely to see cheaper flights to Ko Samui from Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to Ko Samui for around $894 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 Perth for as low as $706 on momondo.

When to book flights from Perth to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Perth to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Perth to Ko Samui (PER to USM) flight deals and tips

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

Fastest flight time	10h 55m
Direct flights	None

The fastest flight from Perth to Ko Samui takes 10h 55m

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

Search flight deals

How far is Perth to Ko Samui by plane?
A flight from Perth to Ko Samui will travel around 4905.0 km. In terms of flight time, this usually takes a little over 10h 55m.
When did momondo last update prices for flights from Perth Airport to Ko Samui Airport?
Prices for flights from Perth Airport to Ko Samui Airport refresh daily.
How many operators does momondo search for flights from Perth Airport to Ko Samui Airport?
There are 3 operators available for flights from Perth Airport to Ko Samui Airport as of December 2025.
How old do you have to be to fly from Perth Airport 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 Perth Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The travel and health documents you'll need for your trip to Ko Samui Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ko Samui Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Perth to Ko Samui?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Perth to Ko Samui is Scoot (67% of total bookings). The next most popular airlines are Singapore Airlines (29%) and Qantas Airways (4%).

Best airlines flying from Perth to Ko Samui

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

Airline	Rating	Free cancellation	Price
Scoot	PriceFrom $487	Free cancellation	Rating 6.7 312 reviews	Search Scoot flights
Singapore Airlines	PriceFrom $811	Free cancellation	Rating 8.1 1,413 reviews	Search Singapore Airlines flights
Qantas Airways	PriceFrom $925	Free cancellation	Rating 7.5 947 reviews	Search Qantas Airways flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Perth to Ko Samui for you.

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

Yes. All flights to Ko Samui from Perth on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ko Samui from Perth.

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

Yes momondo offers price alerts on flights to Ko Samui from Perth. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.