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Cheap flights from Australia to Koh Samui from $324

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — USM
25 Nov — 2 Dec1
1 adult

Cheap flight deals from Australia to Koh Samui

Discover tips and strategies to find the most affordable flight options for your journey from Australia (AU0) to Koh Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 November 2024.

Find flight deals from Australia to Koh Samui

Cheapest flights from Australia to Koh Samui
Explore the most affordable flight options available from Australia to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2024.

Mon 2/1217:50PER - USM
1 stop19h 35mMultiple Airlines
Wed 11/1219:20USM - PER
2 stops28h 30mMultiple Airlines
Deal found 19/11$717
Sun 1/1221:30PER - USM
1 stop21h 55mScoot
Sat 7/1219:25USM - PER
1 stop20h 10mScoot
Deal found 18/11$737
Fri 22/1113:35MEL - USM
1 stop32h 55mScoot
Sun 1/1219:20USM - MEL
1 stop22h 00mScoot
Deal found 18/11$933
Fri 22/1107:45MEL - USM
2 stops38h 45mMultiple Airlines
Sun 1/1219:20USM - MEL
1 stop22h 00mMultiple Airlines
Deal found 18/11$1,147
Tue 3/1206:35SYD - USM
2 stops15h 55mMultiple Airlines
Thu 19/1206:45USM - SYD
1 stop20h 05mMultiple Airlines
Deal found 19/11$1,240
Mon 2/1214:05SYD - USM
1 stop32h 25mScoot
Wed 11/1219:20USM - SYD
1 stop13h 30mScoot
Deal found 19/11$1,302
Sun 1/1202:25PER - USM
2 stops19h 30mMalaysia Airlines
Wed 11/1207:55USM - PER
2 stops16h 30mMalaysia Airlines
Deal found 19/11$1,469
Sat 30/1101:10PER - USM
1 stop12h 45mSingapore Airlines
Sat 7/1213:20USM - PER
1 stop22h 15mSingapore Airlines
Deal found 18/11$1,660
Wed 20/1111:25CNS - USM
3 stops34h 00mMultiple Airlines
Tue 26/1119:25USM - CNS
2 stops31h 45mMultiple Airlines
Deal found 18/11$1,683
Wed 20/1118:35CNS - USM
1 stop45h 20mSingapore Airlines
Tue 26/1119:25USM - CNS
1 stop18h 55mSingapore Airlines
Deal found 18/11$1,749
Thu 21/1100:50MEL - USM
2 stops23h 00mVietnam Airlines
Sun 1/1208:30USM - MEL
2 stops20h 55mVietnam Airlines
Deal found 18/11$2,214
Fri 6/1212:00SYD - USM
2 stops35h 35mCathay Pacific
Tue 17/1211:40USM - SYD
2 stops25h 45mCathay Pacific
Deal found 19/11$2,363

Find flights from Australia to Koh Samui within your budget

Customise your flight search to find flights from Australia to Koh Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 726,782 searches. Data last updated 20 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PerthKoh Samui

PER - USM

PERUSM

Perth

Mon 2/12

17:50-12:25

1 stop19h 35m

Ko Samui

Wed 11/12

19:20-00:50

2 stops28h 30m

$717

PerthKoh Samui

PER - USM

PERUSM

Perth

Sun 1/12

21:30-18:25

1 stop21h 55m

Ko Samui

Sat 7/12

19:25-16:35

1 stop20h 10m

$737

MelbourneKoh Samui

MEL - USM

MELUSM

Melbourne

Mon 2/12

22:35-18:30

1 stop23h 55m

Ko Samui

Wed 11/12

19:20-21:20

1 stop22h 00m

$823

MelbourneKoh Samui

MEL - USM

MELUSM

Melbourne

Sun 2/3

22:35-08:00

1 stop13h 25m

Ko Samui

Sun 9/3

08:50-11:40

3 stops46h 50m

$832

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Wed 22/1

14:05-08:00

1 stop21h 55m

Ko Samui

Fri 31/1

08:55-20:35

1 stop31h 40m

$1,018

PerthKoh Samui

PER - USM

PERUSM

Perth

Mon 10/2

01:10-18:30

1 stop18h 20m

Ko Samui

Mon 17/2

08:55-05:25

1 stop19h 30m

$1,064

SydneyKoh Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Tue 3/12

06:35-18:30

2 stops15h 55m

Ko Samui

Thu 19/12

06:45-06:50

1 stop20h 05m

$1,240

MelbourneKoh Samui

MEL - USM

MELUSM

Melbourne

Sat 15/3

00:30-17:10

2 stops20h 40m

Ko Samui

Fri 21/3

07:55-09:25

2 stops21h 30m

$1,446

PerthKoh Samui

PER - USM

PERUSM

Perth

Sun 1/12

02:25-20:55

2 stops19h 30m

Ko Samui

Wed 11/12

07:55-01:25

2 stops16h 30m

$1,469

BrisbaneKoh Samui

BNE - USM

BNEUSM

Brisbane

Fri 14/3

23:10-20:45

2 stops24h 35m

Ko Samui

Fri 12/9

14:35-10:45

2 stops17h 10m

$1,477

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 41 results
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Best time to book a flight from Australia to Koh Samui

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

Travel insights for flights from Australia to Koh Samui

Get recent, data-driven insights about flights from Australia to Koh Samui including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Australia to Koh Samui?

Currently, August is the cheapest month in which you can book a flight from Australia to Koh Samui (average of $553). Flying from Australia to Koh Samui in January is currently the most expensive (average of $940). 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.

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

Find hourly flight availability from Australia to Koh Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 November 2024.

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

Rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Koh 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 Koh Samui when rainfall is around 58.0 mm.

Temperature in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Koh 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).

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Koh Samui. Reviews last updated 20 November 2024.
Read reviews from past customers who have flown Singapore Airlines, Scoot and Cathay Pacific from Australia to Koh Samui. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very Good
779 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Crew

8.6

Overall

8.3

Boarding

8.3

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

China Airlines
8.3
Very Good
779 reviews
China Airlines
8.3
Very Good
779 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Crew

8.6

Overall

8.3

Boarding

8.3

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Bangkok Airways
8.2
Very Good
150 reviews
China Airlines
8.3
Very Good
779 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Crew

8.6

Overall

8.3

Boarding

8.3

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Singapore Airlines
8.1
Very Good
1,333 reviews
China Airlines
8.3
Very Good
779 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Crew

8.6

Overall

8.3

Boarding

8.3

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Cathay Pacific
7.6
Good
876 reviews
China Airlines
8.3
Very Good
779 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Crew

8.6

Overall

8.3

Boarding

8.3

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Qantas Airways
7.6
Good
821 reviews
China Airlines
8.3
Very Good
779 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Crew

8.6

Overall

8.3

Boarding

8.3

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Related info for your journey

Find useful and relevant information for your journey from Australia to Koh Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Koh Samui from Australia?

    If you book a flight to Koh Samui from Australia, you will be flying to Ko Samui, which is the city’s only airport. Ko Samui (USM) is located 3.3 km from the centre of Koh Samui.

  • What are the cheapest airlines to fly from Australia to Koh Samui one-way?

    $362 is the cheapest one-way deal found within the past few days, from Scoot. You may also be able to find cheap deals on Bangkok Airways and Singapore Airlines, with prices starting from $961 and $1,434, respectively.

  • What are the most popular routes from Australia to Koh Samui?

    While some choose either Sydney Kingsford Smith - Ko Samui or Brisbane - Ko Samui, Melbourne - Ko Samui is the most popular route from Australia to Koh Samui.

  • Can I find deals for flights from Australia to Koh Samui that include hotel bookings?

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

  • How can I find direct flights from Australia to Koh Samui?

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

  • Can I find deals for business class flights from Australia to Koh Samui?

    Yes. Cheapflights offers flight deals from Australia to Koh 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 Australia to Koh Samui?

    Currently, August is the cheapest month in which you can book a flight from Australia to Koh Samui (average of $553). Flying from Australia to Koh Samui in January is currently the most expensive (average of $940). 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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Alternative routes for Australia to Koh Samui

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Australia to Koh Samui

Discover the top 7 airlines that operate flights from Australia to Koh Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 726,782 searches. Data last updated 20 November 2024.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$496Average$816FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Singapore AirlinesCheapest$758Average$1,312FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest$1,086Average$1,399FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Bangkok AirwaysCheapest$1,169Average$1,284FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Malaysia AirlinesCheapest$1,197Average$1,411FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qantas AirwaysCheapest$1,206Average$2,053FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapest$1,376Average$1,540FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Australia to Koh Samui?

Cheapflights helps you search for flights from Australia to Koh Samui via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Australia to Koh Samui?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Koh Samui from Australia.

Can Cheapflights find flights from Australia to Koh Samui with no change fees?

Need flexible booking options for your flight to Koh Samui from Australia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Australia to Koh Samui become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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