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Cheap flights to Koh Samui from $374

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Koh Samui departing on 11/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Sat 18/5
Sat 25/5

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Koh Samui flight deals found on momondo

Check out some of the best fares from airports in Australia to Koh Samui found recently by users on momondo
Multiple Airlines
11 June
PER21:35Perth
11h 30m
1 stop
USM08:05Ko Samui
20 June
USM07:00Ko Samui
24h 15m
2 stops
PER08:15Perth
Scoot
8 June
PER21:35Perth
11h 30m
1 stop
USM08:05Ko Samui
19 June
USM09:00Ko Samui
10h 35m
1 stop
PER20:35Perth
Multiple Airlines
11 June
PER21:35Perth
11h 30m
1 stop
USM08:05Ko Samui
15 June
USM12:25Ko Samui
18h 50m
2 stops
PER08:15Perth
Scoot
9 June
PER18:00Perth
15h 05m
1 stop
USM08:05Ko Samui
19 June
USM09:00Ko Samui
10h 35m
1 stop
PER20:35Perth
Scoot
4 Nov
SYD14:00Sydney Kingsford Smith
22h 05m
1 stop
USM08:05Ko Samui
13 Nov
USM09:00Ko Samui
24h 00m
1 stop
SYD13:00Sydney Kingsford Smith
Multiple Airlines
11 June
PER21:35Perth
11h 30m
1 stop
USM08:05Ko Samui
16 June
USM06:55Ko Samui
16h 50m
2 stops
PER00:45Perth

Find the cheapest one-way flights to Koh Samui

If you're looking for one-way flights from Australia to Koh Samui, view some of our deals below provided by Scoot and Singapore Airlines
Multiple Airlines
11 June
SYD21:15Sydney Kingsford Smith
37h 05m
2 stops
USM07:20Ko Samui
Scoot
4 Nov
SYD14:00Sydney Kingsford Smith
22h 05m
1 stop
USM08:05Ko Samui
Scoot
1 Aug
SYD20:45Sydney Kingsford Smith
14h 20m
1 stop
USM08:05Ko Samui

Koh Samui flights insights and trends

Explore insights for your Koh Samui flight to craft the best travel plan

What is the cheapest month to fly to Koh Samui?

In general, February is the cheapest month to fly from Australia to Koh Samui. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,199. If you aren’t able to travel during the month of February, then book flights to Koh Samui from Australia during May instead. Flights to Koh Samui in May, while not as cheap as those in February, still average around $1,258.

What is the cheapest day to depart on your flight to Koh Samui?

The cheapest day to depart from Australia to Koh Samui is on a Thursday when prices can be found for as low as $1,309. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Koh Samui on Saturday is $1,463.

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

The cheapest time of day to fly to Koh Samui is at midday when flights can be purchased for as low as $788. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,361 on average. Flights to Koh Samui from Australia in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

How long does it take to fly to Koh Samui?

If you’re flying from a popular airport in Australia, such as Sydney Kingsford Smith or Melbourne, and flying into the most popular airport in Koh Samui (Ko Samui), then you can expect flight times to average 14h 05m and 13h 45m, respectively.

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

In general, most travellers find the cheapest time to book a flight to Koh Samui is about 53 days prior to their departure date, when tickets on average are $1,397. In the past 72 hours, momondo users found flights from Australia to Koh Samui for as low as $911.

Cheapest flights to Koh Samui airports

Find the cheapest flights to these Koh Samui airports from your nearest city or airport
Sydney
Koh Samui

CHEAPEST ROUTE FROM Sydney TO Koh Samui

Sydney (SYD) to Koh Samui (USM)

Typically, flights to Koh Samui from Sydney are cheaper when flying from Sydney Kingsford Smith to Ko Samui, which has an average price of $1,397

CHEAPEST MONTH TO FLY TO KOH SAMUI FROM SYDNEYFebruary15% cheaperFlying from Sydney to Koh Samui costs on average just $1,199 in February
MOST EXPENSIVE MONTH TO FLY TO KOH SAMUI FROM SYDNEYDecember36% more expensiveIt costs about $1,909 for flights to Koh Samui from Sydney in December
MOST POPULAR MONTH TO FLY TO KOH SAMUI FROM SYDNEYJuly257% more users visitedMore momondo users searched in flights to Koh Samui from Sydney in July than any other month

Cheap Koh Samui flight deals and tips

Summary info about Koh Samui flight prices, duration and airlines

Best One-Way Price

$374

Best Round-Trip Price

$725

Fastest flight time

14h 20m

Operated By

3 airlines
The best one-way flight price to Koh Samui from Australia in the last 72 hours is $374 (Sydney Kingsford Smith to Ko Samui).
The best round-trip flight price to Koh Samui from Australia in the last 72 hours is $725 (Perth to Ko Samui).
The fastest flight to Koh Samui from Australia takes 14h 20m (Sydney Kingsford Smith to Ko Samui).
There are 3 airlines operating flights to Koh Samui, including Singapore Airlines, Vietnam Airlines and Scoot.

Frequently asked questions about flying to Koh Samui

How long does it take to fly to Koh Samui?

You can get flights to Koh Samui, Thailand, from across Australia, with it being quicker to fly from some parts of the country than others. You can land at Samui Airport, Koh Samui, from Perth on the west coast in just over 12 hours. If you’re on the east coast in Sydney, then your flight will take a bit longer at around 18 hours and 30 minutes. Flights from Melbourne on the south coast take approximately 15 hours to touch down.

Where can you fly directly into Koh Samui from?

There are no direct flights from Australia to Koh Samui; however, there are lots of indirect flights you can take which will get you there relatively quickly. You can get indirect Koh Samui flight deals from Sydney Airport, which requires two changes, most often at Kuala Lumpur International Airport and Suvarnabhumi Airport in Bangkok. If you’re leaving from Melbourne Airport, Brisbane Airport, Adelaide Airport or Perth Airport, then you will also be required to make two changes. These are most commonly at Singapore Changi Airport and in Bangkok.

What is the absolute cheapest flight to Koh Samui?

The best price found on momondo to Koh Samui was $13/pp from Bangkok, which is 86% cheaper than the average flight price to Koh Samui. To find the cheapest price to Koh Samui from your area, use momondo’s Airport-to-Airport Pricing Tool.

What is there to do in Koh Samui when it’s raining?

Users planning a flight to Koh Samui during the months of January, May, or October should anticipate rain. There are still things to do in Koh Samui even when it's raining, though. Many tourists kill time during rain and storms by going to shopping centres in the area, like Fishermans Village.

When is the best time to plan a beach trip to Koh Samui?

If your plan is to spend time at Chaweng Beach while visiting Koh Samui, momondo recommends you plan your trip for February, March, or April when the temperatures are typically higher and the chance of rain is low. Another popular beach in the area is Lamai Beach.

Is there an alternative airport near Koh Samui?

Surat Thani Airport can be an alternative airport used for travel to Koh Samui.

Is there a cheaper alternative to flying into Koh Samui?

With an average price of $89 per person, Surat Thani Airport is the cheapest airport to fly into when planning your trip to Koh Samui. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

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

Prices for flights to Ko Samui Airport are updated daily.

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

How old do you have to be to fly 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 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.


Why use momondo?

Why should I use momondo to find a flight deal to Koh Samui?

Finding the right flight to Koh Samui is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Koh Samui quick and easy, saving you time and money.

Can I find flights to Koh Samui with flexible booking policies on momondo?

All flight searches to Koh Samui on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Koh Samui?

Once you have performed a search for flights to Koh Samui, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Koh Samui flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Sat 18/5
Sat 25/5
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Popular routes according to searches in the past day on momondo