Prices are in Australian Dollars.

Cheap Flights to Koh Samui

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Home Asia Thailand Cheap flights to Koh Samui, Thailand

Flights to Koh Samui in 2021

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Popular inDecemberHigh demand for flights, 30% potential price rise
Cheapest inAugustBest time to find cheap flights, 6% potential price drop
Average price$859Average for round-trip flights in October 2021
Round-trip from$1,038From Sydney Kingsford Smith to Koh Samui
One-way from$13One-way flight from Sydney Kingsford Smith (SYD) to Koh Samui (USM)

Cheap flights to Koh Samui in October, November 2021

The best prices found for USM flights for October, November
13 Nov - 5 Dec
$1,038pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
 
1 STOP
SYD
Sydney Kingsford Smith
13 Nov - 5 Dec
$1,267pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
13 Nov - 5 Dec
$1,286pp
SYD
Sydney Kingsford Smith
Multiple airlines
     
3 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith

Koh Samui 2021 flight deals

Cheap flights to Koh Samui found for this year
13 Nov - 5 Dec
$1,038pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
 
1 STOP
SYD
Sydney Kingsford Smith
13 Nov - 5 Dec
$1,267pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
13 Nov - 5 Dec
$1,286pp
SYD
Sydney Kingsford Smith
Multiple airlines
     
3 STOPS
USM
Koh Samui
USM
Koh Samui
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith

Cheapest prices for Koh Samui flights by month

The cheapest ticket to Koh Samui found for each month in 2021 based on historical flight searches by Cheapflights users.
January
$999
February
$827
March
$820
April
$795
May
$805
June
$820
July
$833
August
$865
September
$853
October
$801
November
$800
December
$1,038

When is the best time to fly to Ko Samui Airport?

Average Koh Samui flight ticket prices and weather conditions for 2021 and 2022 by month.
SYD - USM
Price
$794 - $1,611
USM
Temperature
29 - 33 °C
USM
Precipitation
50 - 423 mm

Peak season

In the 1970s Thailand’s third largest island was known as a haven for backpackers arriving on cheap flights to Koh Samui. But recent developments of luxury resorts and health spas, plus shops, restaurants and bars, has opened up Koh Samui as a destination of choice for many Australian travellers. Located in the Gulf of Thailand, Koh Samui has a warm, dry climate for most of the year with temps averaging 30C and only a short, wet season. It is blessed with all the trappings of a tropical paradise, white sand beaches with crystal-clear waters, lush tropical rainforest and coral reefs with plentiful fish. Koh Samui’s high season runs from December to August, peaking in the months of July and August. The Christmas holiday period is also very busy and when cheap flights to Koh Samui are harder to find. 

Off Season

Koh Samui’s off season is from September to November as these are the rainy months and sightseeing can be interrupted by afternoon downpours. November is the wettest and windiest month, though surfers should look for cheap flights to Koh Samui at this time as the waves are at their largest.

When is the best time to book a flight to Koh Samui?

Between May and June is the optimal time to take flights to Koh Samui as there are fewer tourists and accommodation prices are lower. The weather is also at its best and the ocean is perfect for swimming, snorkelling and diving. For the cheapest flights to Koh Samui, search for flights a couple of months out from your dates of choice, and fly midweek if you can.

Which day is cheapest to fly to Koh Samui?

Tuesday is currently, on average, the cheapest day to fly to Koh Samui. Flying on Sunday will result in higher flight prices.

What time of day is cheapest to fly to Koh Samui?

To get the best value, try booking a flight in the afternoon when visiting Koh Samui. Generally the prices will increase for flights at midday as these tend to have higher demand.

How long is the flight to Koh Samui?

Flights From Sydney to Koh Samui – 12 hrs 30 mins

Flights From Melbourne to Koh Samui – 12 hrs 35 mins

Flights From Brisbane to Koh Samui – 11 hrs 45 mins

Flights From Perth to Koh Samui – 8 hrs 40 mins

Which airlines operate flights to Koh Samui?

Thai Airways is the national carrier and operates indirect flights to Koh Samui from Brisbane, Melbourne, Perth and Sydney via Bangkok. Along with Bangkok Airways, Thai Airways services 17 flights per day to the island. Other airlines that offer indirect flights to Koh Samui from Australia are Etihad Airways, Jetstar and Qantas.

How to get from the airport to the city centre?

Koh Samui Airport (USM) is located approximately 3 km north of Chaweng Beach, the main tourist town. The fifteen minute journey can be undertaken by airport shuttle bus, or private and shared minivans, which can seat up to six passengers. The transport counter in the arrivals area handles information and bookings. There are a few car rental companies in the arrivals area if you wish to hire a car for the duration of your stay.

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

Most people fly into Koh Samui (USM) if they book a flight to Koh Samui. Ko Samui is conveniently located just 3.3 km from Koh Samui’s city centre.

Alternative, similarly priced destinations

See alternative destinations where airfare is generally forecast to be close to Koh Samui flight prices.

Find the best Koh Samui flight deals for you

Cheap tickets to Koh Samui found by our users in Australia as recently as October 26, 2021.

Cheapest flights to Thailand

Not set on Koh Samui? See the cheapest flights to Australia. Airfare prices updated on October 26, 2021.
Home Asia Thailand Cheap flights to Koh Samui, Thailand
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