Cheap flights from Johannesburg to Ko Samui from R15 170

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
JNB — USM
May 7 — May 141
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Johannesburg to Ko Samui

Enter your travel dates to find the best prices.

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 7 April 2026.

Wed 29/412:40
JNB
-
USM
2 stops23h 15m
Qatar Airways
Fri 8/515:25
USM
-
JNB
2 stops24h 05m
Qatar Airways
Deal found 5/4R15 170
Fri 5/610:05
JNB
-
USM
2 stops25h 50m
Emirates
Tue 9/619:00
USM
-
JNB
2 stops26h 15m
Emirates
Deal found 2/4R15 372
Sun 3/512:40
JNB
-
USM
2 stops23h 15m
Qatar Airways
Mon 11/514:30
USM
-
JNB
2 stops25h 00m
Qatar Airways
Deal found 5/4R15 440
Mon 4/522:20
JNB
-
USM
2 stops38h 40m
Emirates
Sat 9/519:00
USM
-
JNB
2 stops20h 15m
Emirates
Deal found 5/4R15 474
Sun 3/512:40
JNB
-
USM
2 stops24h 20m
Qatar Airways
Sun 17/517:55
USM
-
JNB
2 stops21h 35m
Qatar Airways
Deal found 3/4R15 558
Sat 2/519:10
JNB
-
USM
2 stops21h 25m
Emirates
Sun 10/517:25
USM
-
JNB
2 stops21h 50m
Emirates
Deal found 5/4R15 575
Wed 13/513:30
JNB
-
USM
2 stops23h 30m
Emirates
Fri 15/518:25
USM
-
JNB
2 stops26h 50m
Emirates
Deal found 3/4R15 727
Fri 1/522:20
JNB
-
USM
2 stops31h 55m
Emirates
Sun 10/517:25
USM
-
JNB
2 stops21h 50m
Emirates
Deal found 5/4R15 912

Find 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 7 April 2026.

Round-trip from

R15 170

Popular in

December

Cheapest in

September

Average price

R16 790
Qatar Airways
  • Qatar Airways
  • 29/4-8/5
  • 4 total stops
  • 47h 20m total
  • Johannesburg to Ko Samui
Highest demand for flights based on searches. 4% potential increase in price (R12 946 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (R6 223 potential savings vs. average return price).
Average for round-trip flights in April 2026

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 7 April 2026.
Use the filters below to find and compare flights from Johannesburg to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Fri 5/6

10:05-16:55

2 stops25h 50m

Ko Samui

Tue 9/6

19:00-16:15

2 stops26h 15m

R15 372

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Wed 13/5

10:05-18:00

2 stops26h 55m

Ko Samui

Fri 15/5

18:25-16:15

2 stops26h 50m

R15 744

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Fri 1/5

22:20-11:15

2 stops31h 55m

Ko Samui

Fri 8/5

18:25-10:15

2 stops20h 50m

R15 912
Fastest return journey

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Sun 3/5

10:05-16:35

2 stops25h 30m

Ko Samui

Sun 17/5

19:00-10:15

2 stops20h 15m

R15 929

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Thu 30/4

10:05-16:55

2 stops25h 50m

Ko Samui

Wed 13/5

19:00-10:15

2 stops20h 15m

R15 980

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Sun 3/5

11:20-19:40

1 stop27h 20m

Ko Samui

Sun 17/5

11:55-7:45

1 stop24h 50m

R22 223
Cheapest one-way
Fastest single journey

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Sat 16/5

19:50-18:50

1 stop18h 00m

R16 014

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Sat 16/5

19:50-20:30

2 stops19h 40m

R18 562

Flights are sorted by cheapest return flights first.

Deals found on 2/4

Sorted by cheapest first

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 3 April 2026.

The best time to book flights from Johannesburg to Ko Samui is 39 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, September is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R11 255). Flying from Johannesburg to Ko Samui in December is currently the most expensive (average of R16 520). 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 Johannesburg 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 April 2026.
Read through reviews of airlines operating flights from Johannesburg to Ko Samui, such as Singapore Airlines,Emirates, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Overall

8,2

Crew

8,6

Food

7,8

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.

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Overall

8,2

Crew

8,6

Food

7,8

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.

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Overall

8,2

Crew

8,6

Food

7,8

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.

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Overall

8,2

Crew

8,6

Food

7,8

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 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 3 different airlines.

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

    Airlines like Emirates fly from Johannesburg to Ko Samui in about 25h 50m. The time it takes to get you to your destination can typically vary by up to . The distance from Johannesburg to Ko Samui is about 8699 km.

  • 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 R11 290 on this airline. Additional options worth looking into are Emirates and Qatar Airways, starting at R14 015 and R16 536 round-trip. Users have found that Singapore Airlines is 31% cheaper than the other options available to this destination.

  • 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, September is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R11 255). Flying from Johannesburg to Ko Samui in December is currently the most expensive (average of R16 520). 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 3 airlines flying from Johannesburg to Ko Samui

Discover the top 3 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 7 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestR11 290AverageR15 590FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EmiratesCheapestR14 015AverageR15 807FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapestR16 536AverageR18 405FlexibilityNo 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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