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Cheap flights from Johannesburg to Ko Samui from R15 518

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/6. Fares are subject to change and may not be available on all flights or dates of travel.
JNB — USM
Jun 15 — Jun 221
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 16 May 2026.

Sun 21/610:05
JNB
-
USM
2 stops26h 55m
Emirates
Thu 25/68:00
USM
-
JNB
2 stops31h 15m
Emirates
Deal found 12/5R15 518
Sun 6/1210:25
JNB
-
USM
2 stops40h 45m
Emirates
Tue 15/1214:05
USM
-
JNB
2 stops49h 20m
Emirates
Deal found 11/5R15 635
Mon 1/612:40
JNB
-
USM
2 stops26h 50m
Qatar Airways
Mon 3/812:10
USM
-
JNB
2 stops25h 50m
Qatar Airways
Deal found 12/5R15 884
Wed 9/1210:25
JNB
-
USM
2 stops40h 45m
Emirates
Tue 15/1214:05
USM
-
JNB
2 stops35h 30m
Emirates
Deal found 11/5R16 017
Mon 1/612:40
JNB
-
USM
2 stops23h 15m
Qatar Airways
Sat 1/86:00
USM
-
JNB
2 stops27h 00m
Qatar Airways
Deal found 15/5R16 234
Sun 6/1210:25
JNB
-
USM
2 stops40h 45m
Emirates
Fri 18/128:15
USM
-
JNB
2 stops41h 20m
Emirates
Deal found 11/5R16 250
Sun 6/1210:25
JNB
-
USM
2 stops40h 45m
Emirates
Mon 21/128:30
USM
-
JNB
2 stops41h 05m
Emirates
Deal found 11/5R16 400
Wed 9/1210:25
JNB
-
USM
2 stops43h 10m
Emirates
Sat 19/128:30
USM
-
JNB
2 stops37h 05m
Emirates
Deal found 11/5R16 417

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 16 May 2026.

Round-trip from

R15 518

Popular in

December

Cheapest in

September

Average price

R14 537
Emirates
  • Emirates
  • 21/6-25/6
  • 4 total stops
  • 58h 10m total
  • Johannesburg to Ko Samui
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (R18 309 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (R6 424 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 16 May 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

Sun 21/6

10:05-18:00

2 stops26h 55m

Ko Samui

Thu 25/6

8:00-10:15

2 stops31h 15m

R15 518

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 1/6

12:40-21:35

2 stops27h 55m

Ko Samui

Sat 1/8

20:35-4:00

2 stops36h 25m

R19 128
Fastest return journey

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 1/6

11:10-19:40

1 stop27h 30m

Ko Samui

Sat 1/8

11:55-7:55

1 stop25h 00m

R20 109

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 1/6

11:10-19:40

1 stop27h 30m

Ko Samui

Mon 3/8

11:55-7:55

1 stop25h 00m

R20 991

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Thu 2/7

11:10-19:40

1 stop27h 30m

Ko Samui

Mon 13/7

11:55-7:55

1 stop25h 00m

R24 034

Flights are sorted by cheapest return flights first.

Deals found on 12/5

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?

The best time to book flights from Johannesburg to Ko Samui is 70 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, November is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R10 678). Flying from Johannesburg to Ko Samui in December is currently the most expensive (average of R15 951). 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 16 May 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.
Singapore Airlines
8,2
Very Good
1 513 reviews
Check prices

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Crew

8,6

Overall

8,2

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.
Singapore Airlines
8,2
Very Good
1 513 reviews
Singapore Airlines
8,2
Very Good
1 513 reviews
Check prices

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Crew

8,6

Overall

8,2

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.
Emirates
8,1
Very Good
3 572 reviews
Singapore Airlines
8,2
Very Good
1 513 reviews
Check prices

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Crew

8,6

Overall

8,2

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.
Qatar Airways
7,4
Good
3 727 reviews
Singapore Airlines
8,2
Very Good
1 513 reviews
Check prices

Boarding

8,3

Comfort

8,0

Entertainment

8,0

Crew

8,6

Overall

8,2

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 and Qatar Airways fly from Johannesburg to Ko Samui in about 26h 55m. The time it takes to get you to your destination can typically vary by up to 1h. The distance from Johannesburg to Ko Samui is about 8699 km. This flight may include one or multiple stops.

  • 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 128 on this airline. Additional options worth looking into are Emirates and Qatar Airways, starting at R13 815 and R16 142 round-trip. Users have found that Singapore Airlines is 32% 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, November is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R10 678). Flying from Johannesburg to Ko Samui in December is currently the most expensive (average of R15 951). 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 16 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestR11 128AverageR15 585FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EmiratesCheapestR13 815AverageR15 581FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapestR16 142AverageR17 974FlexibilityNo cancel feeOn-time68%
Search Qatar 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 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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