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Cheap flights from Johannesburg to Ko Samui from R9 048

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
JNB — USM
May 1 — May 81
1 adult

Cheapflights Tip: The best prices from Johannesburg to Ko Samui are usually found in September or May, booked 37 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Johannesburg to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Johannesburg (ZA1) 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 26 April 2025.

Round-trip from

R13 422

One-way from

R9 048

Popular in

December

Cheapest in

September

Average price

R18 415
Singapore Airlines
  • Singapore Airlines
  • 8/9-27/9
  • 2 total stops
  • 45h 50m total
  • Johannesburg to Ko Samui
2/5
  • 2/5
  • 2 total stops
  • 28h 50m total
  • Johannesburg to Ko Samui
Highest demand for flights based on searches. 11% potential increase in price (R44 587 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (R6 829 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from Johannesburg to Ko Samui

Cheapest flights from Johannesburg to Ko Samui
Explore the most affordable flight options available from Johannesburg to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 April 2025.

Mon 8/919:50JNB - USM
1 stop31h 00mSingapore Airlines
Sat 27/98:45USM - JNB
1 stop14h 50mSingapore Airlines
Deal found 25/4R13 422
Mon 8/911:20JNB - USM
2 stops23h 25mMultiple Airlines
Sat 27/917:50USM - JNB
2 stops42h 50mMultiple Airlines
Deal found 25/4R15 768
Thu 8/511:20JNB - USM
1 stop26h 15mCathay Pacific
Fri 16/510:55USM - JNB
1 stop25h 45mCathay Pacific
Deal found 24/4R17 758
Mon 8/922:20JNB - USM
2 stops37h 35mEmirates
Wed 24/917:55USM - JNB
2 stops40h 35mEmirates
Deal found 25/4R19 128
Tue 9/99:50JNB - USM
2 stops23h 05mEtihad Airways
Sat 27/914:30USM - JNB
3 stops22h 50mEtihad Airways
Deal found 25/4R21 193
Thu 22/520:25JNB - USM
3 stops36h 30mMalaysia Airlines
Wed 4/620:50USM - JNB
3 stops45h 15mMalaysia Airlines
Deal found 25/4R51 322

Cheapflights Fare Finder

Customise your flight search to find flights from Johannesburg 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 594 507 searches. Data last updated 26 April 2025.
Use the filters below to find and compare flights from Johannesburg to Ko Samui that are best for you.

Fly from

Johannesburg

Fly to

Ko Samui

Route

Depart

Return

Price

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 8/9

19:50-7:50

1 stop31h 00m

Ko Samui

Sat 27/9

8:45-18:35

1 stop14h 50m

R13 422

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 8/9

11:20-15:45

2 stops23h 25m

Ko Samui

Sat 27/9

17:50-7:40

2 stops42h 50m

R15 768

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Thu 8/5

11:20-18:35

1 stop26h 15m

Ko Samui

Fri 16/5

10:55-7:40

1 stop25h 45m

R17 758

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 8/9

22:20-16:55

2 stops37h 35m

Ko Samui

Wed 24/9

17:55-5:30

2 stops40h 35m

R19 128

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Tue 9/9

9:50-13:55

2 stops23h 05m

Ko Samui

Sat 27/9

14:30-8:20

3 stops22h 50m

R21 193

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Thu 22/5

20:25-13:55

3 stops36h 30m

Ko Samui

Wed 4/6

20:50-13:05

3 stops45h 15m

R51 322

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Fri 2/5

11:20-21:10

2 stops28h 50m

R9 048

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Fri 15/8

19:50-18:30

1 stop17h 40m

R10 156

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Fri 2/5

11:20-18:35

1 stop26h 15m

R10 381

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Best time to book a flight from Johannesburg to Ko Samui

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

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

Use this chart to determine the optimal time to book a return flight from Johannesburg to Ko Samui. Price data was last updated on 18 April 2025.

The best time to book flights from Johannesburg to Ko Samui is 36 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 Johannesburg to Ko Samui?

Currently, February is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R843). Flying from Johannesburg to Ko Samui in December is currently the most expensive (average of R1 181). 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 JNB to USM?

Find hourly flight availability from Johannesburg 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 26 April 2025.

It’s typically best to fly out from Johannesburg to Ko Samui at midday. Doing so could potentially save you 7% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Ko Samui by month

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

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

Temperature in Ko Samui by month

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

If weather is an important factor for your trip to Ko 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 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 26 April 2025.

Boarding

8,2

Crew

8,6

Overall

8,1

Comfort

7,9

Entertainment

8,0

Food

7,7

Reviews

1 / 20
2,0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8,2

Crew

8,6

Overall

8,1

Comfort

7,9

Entertainment

8,0

Food

7,7

Reviews

1 / 20
2,0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8,2

Crew

8,6

Overall

8,1

Comfort

7,9

Entertainment

8,0

Food

7,7

Reviews

1 / 20
2,0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8,2

Crew

8,6

Overall

8,1

Comfort

7,9

Entertainment

8,0

Food

7,7

Reviews

1 / 20
2,0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8,2

Crew

8,6

Overall

8,1

Comfort

7,9

Entertainment

8,0

Food

7,7

Reviews

1 / 20
2,0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8,2

Crew

8,6

Overall

8,1

Comfort

7,9

Entertainment

8,0

Food

7,7

Reviews

1 / 20
2,0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Related info for your journey

Find useful and relevant information for your journey from Johannesburg 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 Johannesburg?

    If you book a flight to Ko Samui from Johannesburg, 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 Ko Samui. There are 0 flights from Johannesburg to Ko Samui per day from 4 different airlines.

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

    Our cheapest airline available from Johannesburg to Ko Samui is Singapore Airlines. Our recent data shows that you can find tickets from as low as R13 422 on this airline. Additional options worth looking into are Cathay Pacific and Emirates, starting at R17 758 and R19 128 round-trip. Users have found that Singapore Airlines is 26% cheaper than the other options available to this destination.

  • Where are the most common stopover locations when flying from Johannesburg to Ko Samui?

  • Where are the least popular stopover locations for Johannesburg to Ko Samui flights?

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R843). Flying from Johannesburg to Ko Samui in December is currently the most expensive (average of R1 181). 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 Johannesburg?

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

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Top 4 airlines flying from Johannesburg to Ko Samui

Discover the top 4 airlines that operate flights from Johannesburg 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 594 507 searches. Data last updated 26 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestR11 366AverageR17 050FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Etihad AirwaysCheapestR14 584AverageR18 364FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapestR17 105AverageR19 481FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapestR17 952AverageR20 494FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Johannesburg to Ko Samui?

Deals for Johannesburg 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 Johannesburg to Ko Samui?

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

Certainly. Search results for flights to Ko Samui from Johannesburg shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Johannesburg to Ko Samui become cheaper?

Not ready to book yet? You can track prices for flights from Johannesburg to Ko Samui on Cheapflights with our Price Alert feature and get notified when better prices are available.

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