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Cheap flights from Brisbane to Ko Samui from $456

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BNE — USM
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Brisbane to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Brisbane to Ko Samui
Explore the most affordable flight options available from Brisbane to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Sun 9/1107:15BNE - USM
3 stops38h 10mMultiple Airlines
Tue 18/1108:55USM - BNE
2 stops18h 05mMultiple Airlines
Deal found 5/11$1,143
Sat 8/1100:30BNE - USM
1 stop22h 05mCathay Pacific
Tue 18/1111:40USM - BNE
1 stop19h 50mCathay Pacific
Deal found 5/11$1,516
Mon 8/1206:05BNE - USM
2 stops18h 00mQantas Airways
Sun 14/1216:25USM - BNE
1 stop13h 15mQantas Airways
Deal found 6/11$1,968
Mon 1/1207:35BNE - USM
2 stops37h 40mMultiple Airlines
Tue 30/1208:15USM - BNE
1 stop18h 40mMultiple Airlines
Deal found 5/11$1,974

Cheap flight deals from Brisbane to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Brisbane (BNE) to Ko 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 7 November 2025.

Round-trip from

$1,068

One-way from

$574

Popular in

January

Cheapest in

May

Average price

$1,428
24/3-31/3
  • 24/3-31/3
  • 4 total stops
  • 56h 25m total
  • Brisbane to Ko Samui
Search Deals
15/11
  • 15/11
  • 2 total stops
  • 34h 05m total
  • Brisbane to Ko Samui
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($334 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($69 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brisbane to Ko 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 647,157 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from Brisbane to Ko Samui that are best for you.

Fly from

Brisbane

Fly to

Ko Samui

Route

Depart

Return

Price

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Thu 19/3

10:15-08:40

2 stops25h 25m

Ko Samui

Wed 25/3

08:30-08:15

2 stops20h 45m

$1,122

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Thu 23/4

11:05-18:15

1 stop34h 10m

Ko Samui

Tue 5/5

08:20-06:05

1 stop18h 45m

$1,157

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Thu 23/4

22:15-15:10

2 stops19h 55m

Ko Samui

Tue 5/5

19:30-20:00

2 stops45h 30m

$1,271

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Sun 15/2

13:00-07:35

1 stop21h 35m

Ko Samui

Sun 22/2

19:00-06:00

2 stops56h 00m

$1,325

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Mon 13/4

16:55-11:10

2 stops21h 15m

Ko Samui

Fri 17/4

07:00-09:55

2 stops23h 55m

$1,408

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Wed 18/2

10:35-13:05

1 stop29h 30m

Ko Samui

Wed 25/2

13:25-05:55

1 stop13h 30m

$1,460

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Mon 9/2

13:30-07:10

1 stop20h 40m

$456

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Sun 8/2

07:15-08:00

2 stops27h 45m

$491

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Tue 10/2

08:10-08:00

2 stops26h 50m

$516

BrisbaneKo Samui

BNE - USM

BNEUSM

Brisbane

Sat 15/11

10:05-17:10

2 stops34h 05m

$574

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 12 results
1
2

Best time to book a flight from Brisbane to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Brisbane 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.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Brisbane to Ko Samui. Price data was last updated on 31 October 2025.

Booking 6 days in advance of your planned departure date is, on average, the best time to get cheap flights from Brisbane to Ko Samui. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Brisbane to Ko Samui (average of $846). Flying from Brisbane to Ko Samui in December is currently the most expensive (average of $1,385). 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 BNE to USM?

Find hourly flight availability from Brisbane to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

A simple way to save on the total cost of your ticket is to fly from Brisbane to Ko Samui at midday. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the morning.

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

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko 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 Ko Samui. Reviews last updated 7 November 2025.
See what other customers who have flown with Singapore Airlines and Qantas Airways from Brisbane to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.6

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Singapore Airlines
8.1
Very Good
1,393 reviews
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.6

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Qantas Airways
7.5
Good
929 reviews
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.6

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Related info for your journey

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

  • How long is the flight from Brisbane to Ko Samui?

    For as low as $1,157, Qantas Airways can have you in Ko Samui from Brisbane in 34h 10m. The distance from Brisbane to Ko Samui is about 7030 km.

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

    According to our current data, Singapore Airlines ($1,077), and Qantas Airways ($1,114) offers the cheapest pricing from Brisbane to Ko Samui. Singapore Airlines is currently priced 27% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Brisbane to Ko Samui?

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

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

    Yes. Cheapflights offers flight deals from Brisbane 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 Brisbane to Ko Samui?

    Currently, March is the cheapest month in which you can book a flight from Brisbane to Ko Samui (average of $846). Flying from Brisbane to Ko Samui in December is currently the most expensive (average of $1,385). 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

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Brisbane to Ko Samui

Discover the top 2 airlines that operate flights from Brisbane to Ko 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 647,157 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,077Average$1,441FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$1,114Average$1,882FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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 Brisbane to Ko Samui?

Cheapflights helps you search for flights from Brisbane to Ko 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 Brisbane to Ko Samui?

Millions of users choose and trust Cheapflights to book the best flight deals from Brisbane 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 Brisbane to Ko Samui with no change fees?

Yes, we can. To see specific flights from Brisbane to Ko Samui with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Brisbane 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 Brisbane today and book when prices fit your budget.

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