What’s the fastest stopover option from Perth to Ko Samui?

Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 12h 07m.

What’s the cheapest stopover airport for flights from Perth to Ko Samui?

Singapore (SIN) is the most affordable one-stop option, with an average return flight price of $1,158.

Which airport typically offers the quickest stopover for flights from Perth to Ko Samui?

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 2h 49m.

What’s the top stopover airport for flights from Perth to Ko Samui?

Singapore (SIN) – chosen by Cheapflights users on 99% of one-stop itineraries from Perth to Ko Samui on Cheapflights.

How long is the flight from Perth to Ko Samui?

Departing from Perth to Ko Samui will take you 14h 15m. The distance from Perth to Ko Samui is about 4910 km.

What are the cheapest airlines flying from Perth to Ko Samui round-trip?

Our cheapest airline available from Perth to Ko Samui is Scoot. Our recent data shows that you can find tickets from as low as $509 on this airline. Additional options worth looking into are Qantas Airways and Singapore Airlines, starting at $889 and $962 round-trip. Users have found that Scoot is 50% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

What are the most popular airlines that fly from Perth to Ko Samui?

Consider Scoot, Singapore Airlines or Qantas Airways when booking your flight. These represent the most popular airlines when flying from Perth to Ko Samui.

What is the cheapest time of day to fly from PER to USM?

When flying from Perth to Ko Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Perth to Ko Samui that include hotel bookings?

Yes. In addition to deals on Perth to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Perth to Ko Samui?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Perth to Ko Samui.

Can I find deals for business class flights from Perth to Ko Samui?

Yes. Cheapflights offers flight deals from Perth to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$393+ Cheap Flights from Perth to Ko Samui

Cheap flight deals from Perth to Ko Samui

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Perth to Ko Samui
Explore the most affordable flight options available from Perth to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Fri 30/1021:10 -

1 stop21h 00m

Thu 12/1118:05 -

1 stop21h 30m

Deal found 17/9$472

Sat 7/1117:50 -

1 stop24h 20m

Sat 14/1112:00 -

1 stop30h 40m

Deal found 18/9$675

Fri 30/1021:10 -

2 stops22h 15m

Thu 12/1108:15 -

2 stops31h 20m

Deal found 17/9$693

Tue 13/1005:35 -

1 stop29h 35m

Wed 21/1019:45 -

1 stop20h 25m

Deal found 18/9$727

Tue 20/1005:35 -

1 stop29h 35m

Tue 27/1018:05 -

1 stop24h 35m

Deal found 20/9$728

Tue 13/1005:35 -

2 stops15h 50m

Wed 21/1019:45 -

1 stop20h 25m

Deal found 18/9$738

Tue 20/1005:35 -

2 stops13h 25m

Tue 27/1018:05 -

1 stop21h 30m

Deal found 20/9$742

Sat 24/1007:30 -

1 stop13h 55m

Fri 30/1018:05 -

1 stop24h 35m

Deal found 18/9$749

Wed 25/1117:50 -

1 stop15h 10m

Tue 1/1218:05 -

1 stop13h 20m

Deal found 21/9$756

Sat 17/1005:35 -

1 stop14h 15m

Sat 24/1008:40 -

1 stop18h 40m

Deal found 17/9$761

Find flight deals from Perth to Ko Samui

Round-trip from	$472
One-way from	$314
Popular in	December
Cheapest in	November
Average price	$1,232

Scoot
30/10-12/11
2 total stops
42h 30m total
Perth to Ko Samui

Search Deals

Scoot
18/2-31/12
1 total stop
21h 00m total
Perth to Ko Samui

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($241 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($98 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Sat 24/10

07:30-20:25

1 stop13h 55m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

$393

Fastest return journey

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Sat 10/10

07:30-18:00

1 stop11h 30m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

$480

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Sat 28/11

21:10-17:10

1 stop21h 00m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

$486

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Tue 15/12

20:45-18:55

2 stops23h 10m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

$661

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Tue 20/10

05:35-10:10

1 stop29h 35m

Ko Samui

Tue 27/10

18:05-19:40

1 stop24h 35m

$728

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Sat 17/10

05:35-18:50

1 stop14h 15m

Ko Samui

Sat 24/10

08:40-04:20

1 stop18h 40m

$761

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Thu 31/12

17:50-10:55

1 stop18h 05m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

$763

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Sun 21/2

14:15-07:10

1 stop17h 55m

Ko Samui

Tue 2/3

07:00-06:10

2 stops46h 10m

$782

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Fri 6/11

17:50-17:10

1 stop24h 20m

Ko Samui

Fri 13/11

12:00-08:25

1 stop19h 25m

$867

PerthKo Samui

PER Perth - USM Ko Samui

PERUSM

Perth

Mon 9/11

14:40-07:10

1 stop17h 30m

Ko Samui

Mon 16/11

07:00-05:40

1 stop21h 40m

$894

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Perth to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Perth with our price prediction graph.

PER-USM

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Perth to Ko Samui

Prices

The price you pay for your flight from Perth to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Perth to Ko Samui?

Currently, November is the cheapest month in which you can book a flight from Perth to Ko Samui (average of $727). Flying from Perth to Ko Samui in December is currently the most expensive (average of $1,785). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Perth to Ko Samui?

Airfare is below average for this route at the moment.

Perth to Ko Samui flights typically cost between $814 and $1,247 in February.
The cheapest return price found within the last 5 days was $668 on Scoot (21 Feb–2 Mar).

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown with Singapore Airlines,Qantas Airways, andScoot from Perth to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,606 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Singapore Airlines

8.2

Very Good

1,606 reviews

Singapore Airlines

8.2

Very Good

1,606 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Qantas Airways

7.5

Good

1,101 reviews

Singapore Airlines

8.2

Very Good

1,606 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Scoot

6.7

Okay

336 reviews

Singapore Airlines

8.2

Very Good

1,606 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

How long is the flight from Perth to Ko Samui?
Departing from Perth to Ko Samui will take you 14h 15m. The distance from Perth to Ko Samui is about 4910 km.
What are the cheapest airlines flying from Perth to Ko Samui round-trip?
Our cheapest airline available from Perth to Ko Samui is Scoot. Our recent data shows that you can find tickets from as low as $509 on this airline. Additional options worth looking into are Qantas Airways and Singapore Airlines, starting at $889 and $962 round-trip. Users have found that Scoot is 50% cheaper than the other options available to this destination.
Can I find deals for flights from Perth to Ko Samui that include hotel bookings?
Yes. In addition to deals on Perth to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Perth to Ko Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Perth to Ko Samui.
Can I find deals for business class flights from Perth to Ko Samui?
Yes. Cheapflights offers flight deals from Perth to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Perth to Ko Samui?
Currently, November is the cheapest month in which you can book a flight from Perth to Ko Samui (average of $727). Flying from Perth to Ko Samui in December is currently the most expensive (average of $1,785). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Ko Pha Ngan

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Alternative routes

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Alternative routes for Perth to Ko Samui

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Perth to Krabi flights

Perth to Surat Thani flights

Top 3 airlines flying from Perth to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Scoot	Cheapest$509	Average$866	FlexibilityNo cancel fee	On-timeN/A	Search Scoot flights
Qantas Airways	Cheapest$889	Average$1,109	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Singapore Airlines	Cheapest$962	Average$1,346	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

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How does Cheapflights help users find flights from Perth to Ko Samui?

Cheapflights makes it easy to find Perth to Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Perth to Ko Samui?

Millions of users choose and trust Cheapflights to book the best flight deals from Perth to Ko Samui for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Perth to Ko Samui with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Perth to Ko Samui flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Perth to Ko Samui become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ko Samui from Perth today and book when prices fit your budget.

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Cheap flights from Perth to Ko Samui from $393

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Perth to Ko Samui

Cheapest flights from Perth to Ko SamuiExplore the most affordable flight options available from Perth to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Explore the most affordable flight options available from Perth to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Perth to Ko SamuiDiscover carefully curated flight deals from Perth to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Discover carefully curated flight deals from Perth to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Direct flights from Perth to Ko SamuiExplore direct flight options from Perth to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 September 2026.

Explore direct flight options from Perth to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 September 2026.

Last-minute flights from Perth to Ko SamuiDiscover last-minute flight deals from Perth to Ko Samui. Data last updated 22 September 2026 and is based on user searches.

Discover last-minute flight deals from Perth to Ko Samui. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Perth to Ko SamuiSearch for one-way flight options from Perth to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Search for one-way flight options from Perth to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Find flight deals from Perth to Ko Samui

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Popular in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Perth to Ko Samui that are best for you.

Best time to book a flight from Perth to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Perth with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Perth to Ko Samui?

The price you pay for your flight from Perth to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Perth to Ko Samui?

How much does it cost for a return flight from Perth to Ko Samui?

Airfare is below average for this route at the moment.

Perth to Ko Samui flights typically cost between $814 and $1,247 in February.The cheapest return price found within the last 5 days was $668 on Scoot (21 Feb–2 Mar).

What’s the top stopover airport for flights from Perth to Ko Samui?

Singapore (SIN) – chosen by Cheapflights users on 99% of one-stop itineraries from Perth to Ko Samui on Cheapflights.

What’s the cheapest stopover airport for flights from Perth to Ko Samui?

Singapore (SIN) is the most affordable one-stop option, with an average return flight price of $1,158.

What’s the fastest stopover option from Perth to Ko Samui?

Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 12h 07m.

Which airport typically offers the quickest stopover for flights from Perth to Ko Samui?

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 2h 49m.

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown with Singapore Airlines,Qantas Airways, andScoot from Perth to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Perth to Ko Samui?

What are the cheapest airlines flying from Perth to Ko Samui round-trip?

Can I find deals for flights from Perth to Ko Samui that include hotel bookings?

How can I find direct flights from Perth to Ko Samui?

Can I find deals for business class flights from Perth to Ko Samui?

What is the cheapest month to book a flight from Perth to Ko Samui?

Travelling to a place near Ko Samui?

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Alternative routes for Perth to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ko Samui by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Thailand

Book a non-stop flight to one of these other cities located in Thailand.

Search flights from Perth to Ko Samui by cabin class

Find flights from Perth to Ko Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Ko Samui

Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 September 2026.

Perth and Ko Samui flights

Browse other Perth and Ko Samui flight options. Last updated on 22 September 2026.

Other flights from Perth

Browse through other flights departing from Perth. Flights are based on user searches made on Cheapflights and were last updated on 22 September 2026.

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Top 3 airlines flying from Perth to Ko Samui

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How does Cheapflights help users find flights from Perth to Ko Samui?

Why should you use Cheapflights to find cheap flight tickets from Perth to Ko Samui?

Can Cheapflights find flights from Perth to Ko Samui with no change fees?

Can Cheapflights notify me if prices for flights from Perth to Ko Samui become cheaper?

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Cheapest flights from Perth to Ko Samui
Explore the most affordable flight options available from Perth to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Perth to Ko Samui
Discover carefully curated flight deals from Perth to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Direct flights from Perth to Ko Samui
Explore direct flight options from Perth to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 September 2026.

Last-minute flights from Perth to Ko Samui
Discover last-minute flight deals from Perth to Ko Samui. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Perth to Ko Samui
Search for one-way flight options from Perth to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Perth to Ko Samui flights typically cost between $814 and $1,247 in February.
The cheapest return price found within the last 5 days was $668 on Scoot (21 Feb–2 Mar).