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Cheap flights from Melbourne to Ko Samui from $424

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 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — USM
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Melbourne to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Melbourne to Ko Samui
Explore the most affordable flight options available from Melbourne to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Thu 29/1013:10
MEL
-
USM
1 stop22h 50m
Scoot
Sun 29/1112:00
USM
-
MEL
1 stop29h 20m
Scoot
Deal found 14/4$707
Wed 13/513:00
MEL
-
USM
1 stop31h 20m
Scoot
Wed 20/508:40
USM
-
MEL
1 stop24h 05m
Scoot
Deal found 12/4$744
Wed 13/513:00
MEL
-
USM
1 stop21h 45m
Scoot
Thu 21/519:45
USM
-
MEL
1 stop21h 35m
Scoot
Deal found 14/4$747
Thu 21/513:00
MEL
-
USM
2 stops32h 00m
Multiple Airlines
Thu 28/515:25
USM
-
MEL
2 stops25h 55m
Multiple Airlines
Deal found 13/4$765
Thu 21/513:00
MEL
-
USM
2 stops34h 25m
Multiple Airlines
Thu 4/615:25
USM
-
MEL
2 stops25h 55m
Multiple Airlines
Deal found 15/4$775
Thu 21/513:00
MEL
-
USM
1 stop32h 50m
Scoot
Thu 28/519:45
USM
-
MEL
1 stop21h 35m
Scoot
Deal found 13/4$779
Thu 21/513:00
MEL
-
USM
1 stop32h 50m
Scoot
Thu 4/608:40
USM
-
MEL
1 stop32h 40m
Scoot
Deal found 15/4$781
Wed 13/513:00
MEL
-
USM
1 stop31h 20m
Multiple Airlines
Thu 21/517:55
USM
-
MEL
2 stops23h 25m
Multiple Airlines
Deal found 14/4$784
Wed 13/513:00
MEL
-
USM
1 stop21h 45m
Multiple Airlines
Wed 20/507:50
USM
-
MEL
2 stops24h 55m
Multiple Airlines
Deal found 12/4$811
Thu 28/514:55
AVV
-
USM
2 stops19h 50m
Multiple Airlines
Thu 4/608:40
USM
-
AVV
2 stops19h 20m
Multiple Airlines
Deal found 12/4$1,096
Thu 21/516:40
AVV
-
USM
2 stops18h 05m
Multiple Airlines
Thu 4/619:45
USM
-
AVV
2 stops17h 20m
Multiple Airlines
Deal found 15/4$1,239
Fri 26/617:40
AVV
-
USM
2 stops26h 40m
Multiple Airlines
Mon 6/717:55
USM
-
AVV
2 stops17h 15m
Multiple Airlines
Deal found 14/4$1,497

Find flight deals from Melbourne to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Melbourne (ME1) 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 17 April 2026.

Round-trip from

$744

One-way from

$425

Popular in

December

Cheapest in

August

Average price

$963
Scoot
  • Scoot
  • 13/5-20/5
  • 2 total stops
  • 55h 25m total
  • Melbourne to Ko Samui
Search Deals
Scoot
  • Scoot
  • 8/7
  • 1 total stop
  • 31h 20m total
  • Melbourne to Ko Samui
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($212 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($66 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Melbourne 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 17 April 2026.
Use the filters below to find and compare flights from Melbourne to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Wed 13/5

13:00-17:20

1 stop31h 20m

Ko Samui

Wed 20/5

08:40-11:45

1 stop24h 05m

$744

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Wed 13/5

13:00-07:45

1 stop21h 45m

Ko Samui

Wed 20/5

07:50-11:45

2 stops24h 55m

$811

MelbourneKo Samui

AVV - USM

AVVUSM

Melbourne Avalon

Thu 28/5

14:55-07:45

2 stops19h 50m

Ko Samui

Thu 4/6

08:40-07:00

2 stops19h 20m

$1,096
Fastest return journey

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Mon 27/4

12:05-21:10

1 stop12h 05m

Ko Samui

Wed 6/5

13:30-08:50

1 stop16h 20m

$1,166

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Wed 23/9

12:00-17:20

1 stop32h 20m

Ko Samui

Wed 30/9

21:00-09:35

1 stop33h 35m

$1,212

MelbourneKo Samui

AVV - USM

AVVUSM

Melbourne Avalon

Thu 21/5

16:40-07:45

2 stops18h 05m

Ko Samui

Thu 4/6

19:45-16:05

2 stops17h 20m

$1,239

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Thu 28/5

13:00-18:50

1 stop32h 50m

Ko Samui

Thu 4/6

08:40-20:20

1 stop32h 40m

$1,281

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Thu 23/7

07:45-20:30

2 stops15h 45m

Ko Samui

Tue 4/8

14:00-08:20

2 stops15h 20m

$1,311

MelbourneKo Samui

MEL - USM

MELUSM

Melbourne

Sun 31/5

21:35-10:10

1 stop15h 35m

Ko Samui

Sun 7/6

08:40-11:45

1 stop24h 05m

$1,355

MelbourneKo Samui

AVV - USM

AVVUSM

Melbourne Avalon

Sun 20/9

06:00-20:30

2 stops17h 30m

Ko Samui

Sun 27/9

16:25-20:20

2 stops24h 55m

$1,822

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 33 resultsSorted by cheapest first
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3
4

Best time to book a flight from Melbourne to Ko Samui

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

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

Use this chart to determine the optimal time to book a return flight from Melbourne to Ko Samui. Price data was last updated on 10 April 2026.

The best time to book flights from Melbourne to Ko Samui is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, July is the cheapest month in which you can book a flight from Melbourne to Ko Samui (average of $343). Flying from Melbourne to Ko Samui in December is currently the most expensive (average of $803). 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 Melbourne 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 17 April 2026.
Check out reviews from past customers who have flown with Singapore Airlines,Thai Airways, andQantas Airways from Melbourne to Ko Samui to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Entertainment

8.0

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,497 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Entertainment

8.0

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Thai Airways
7.8
Good
397 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Entertainment

8.0

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Qantas Airways
7.5
Good
1,019 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Entertainment

8.0

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Scoot
6.7
Okay
325 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Entertainment

8.0

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from Melbourne to Ko 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 Ko Samui from Melbourne?

    Ko Samui (USM) is the airport you will fly into if you book a flight from Melbourne to Ko Samui. You should not have trouble finding flights to Ko Samui from Melbourne; the airport handles an average of 0 inbound flights from Melbourne per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Ko Samui airport from Melbourne. It is only a 3.3 km journey from Ko Samui (USM) to Ko Samui’s city centre.

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

    Scoot and British Airways can get you from Melbourne to Ko Samui in just under 12h 05m. Your travel time can differ by up to 19h 15m. There are 7009 km between Melbourne and Ko Samui. Both multi-stop and direct flights can be found to your destination and back.

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

    Flying on Scoot is currently your cheapest option to Ko Samui, with prices starting at $585. Additional round-trip tickets that might be worth considering are offered by Singapore Airlines and Qantas Airways, with the lowest prices starting at $986 and $1,023, respectively. These flights start at 43% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Melbourne to Ko Samui one-way?

    One-way options have recently been found by users for as low as $301 on Scoot. Other airlines that offer cheap prices include Thai Airways from $669 and Singapore Airlines from $752 one-way.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Melbourne to Ko Samui (average of $343). Flying from Melbourne to Ko Samui in December is currently the most expensive (average of $803). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Melbourne to Ko Samui

Discover the top 4 airlines that operate flights from Melbourne 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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$585Average$814FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Singapore AirlinesCheapest$986Average$1,345FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$1,023Average$1,498FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Thai AirwaysCheapest$1,221Average$1,404FlexibilityNo cancel feeOn-time77%
Search Thai 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 Melbourne to Ko Samui?

Deals for Melbourne to Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Ko Samui from Melbourne by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

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