Cheap flights from Johannesburg to Ko Samui from R12 148
This is the cheapest retur 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
Dec 21 — Dec 281
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Johannesburg to Ko Samui are usually found in September or May, booked 13 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 21 November 2025.
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 21 November 2025.
Mon 8/1211:20JNB - USM
1 stop27h 15mCathay Pacific
Sun 14/1211:40USM - JNB
1 stop24h 45mCathay Pacific
Deal found 19/11R19 341
Mon 8/129:50JNB - USM
2 stops19h 45mEtihad Airways
Sun 14/127:15USM - JNB
2 stops30h 05mEtihad Airways
Deal found 19/11R22 559
Mon 22/1219:05JNB - USM
2 stops32h 05mMultiple Airlines
Sun 4/19:20USM - JNB
3 stops39h 50mMultiple Airlines
Deal found 20/11R28 461
Best flights from Johannesburg to Ko Samui
Discover carefully curated flight deals from Johannesburg to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 November 2025.
Sat 2/519:50JNB - USM
1 stop17h 40mSingapore Airlines
Sat 16/58:45USM - JNB
1 stop14h 50mSingapore Airlines
Deal found 19/11R12 148
Sat 2/519:50JNB - USM
2 stops19h 40mMultiple Airlines
Sat 16/58:45USM - JNB
1 stop14h 50mMultiple Airlines
Deal found 19/11R13 198
Sat 2/519:10JNB - USM
2 stops40h 45mEmirates
Sat 16/517:55USM - JNB
2 stops40h 35mEmirates
Deal found 19/11R15 659
Thu 5/211:00JNB - USM
1 stop27h 35mCathay Pacific
Sun 15/211:40USM - JNB
1 stop24h 45mCathay Pacific
Deal found 21/11R18 687
Fri 8/510:05JNB - USM
2 stops25h 50mEmirates
Tue 12/517:55USM - JNB
2 stops40h 35mEmirates
Deal found 20/11R15 710
Sun 3/513:45JNB - USM
1 stop22h 00mSingapore Airlines
Sun 17/517:40USM - JNB
1 stop29h 55mSingapore Airlines
Deal found 19/11R17 913
Thu 2/413:25JNB - USM
2 stops21h 20mMultiple Airlines
Sun 3/58:45USM - JNB
2 stops30h 30mMultiple Airlines
Deal found 19/11R18 016
Fri 8/513:45JNB - USM
1 stop22h 00mSingapore Airlines
Tue 12/58:45USM - JNB
1 stop14h 50mSingapore Airlines
Deal found 20/11R19 031
Last-minute flights from Johannesburg to Ko Samui
Discover last-minute flight deals from Johannesburg to Ko Samui. Data last updated 21 November 2025 and is based on user searches.
Mon 8/1211:20JNB - USM
1 stop27h 15mCathay Pacific
Sun 14/1211:40USM - JNB
1 stop24h 45mCathay Pacific
Deal found 19/11R19 341
Mon 8/129:50JNB - USM
2 stops19h 45mEtihad Airways
Sun 14/127:15USM - JNB
2 stops30h 05mEtihad Airways
Deal found 19/11R22 559
Mon 22/1219:05JNB - USM
2 stops32h 05mMultiple Airlines
Sun 4/19:20USM - JNB
3 stops39h 50mMultiple Airlines
Deal found 20/11R28 461
One-way flights from Johannesburg to Ko Samui
Search for one-way flight options from Johannesburg to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 21 November 2025.
Sat 16/519:50JNB - USM
1 stop15h 55mSingapore Airlines
Deal found 21/11R12 544
Sat 16/519:50JNB - USM
2 stops19h 40mMultiple Airlines
Deal found 21/11R15 487
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 21 November 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
Sat 2/5
19:50-18:30
1 stop17h 40m
Ko Samui
Sat 16/5
8:45-18:35
1 stop14h 50m
R12 148
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Sat 2/5
19:50-20:30
2 stops19h 40m
Ko Samui
Sat 16/5
8:45-18:35
1 stop14h 50m
R13 198
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Sat 2/5
19:10-16:55
2 stops40h 45m
Ko Samui
Sat 16/5
17:55-5:30
2 stops40h 35m
R15 659
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Fri 8/5
10:05-16:55
2 stops25h 50m
Ko Samui
Tue 12/5
17:55-5:30
2 stops40h 35m
R15 710
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Sun 3/5
13:45-16:45
1 stop22h 00m
Ko Samui
Sun 17/5
17:40-18:35
1 stop29h 55m
R17 913
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Thu 2/4
13:25-15:45
2 stops21h 20m
Ko Samui
Sun 3/5
8:45-10:15
2 stops30h 30m
R18 016
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Thu 5/2
11:00-19:35
1 stop27h 35m
Ko Samui
Sun 15/2
11:40-7:25
1 stop24h 45m
R18 687
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Fri 8/5
13:45-16:45
1 stop22h 00m
Ko Samui
Tue 12/5
8:45-18:35
1 stop14h 50m
R19 031
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Sat 16/5
19:50-16:45
1 stop15h 55m
R12 544
JohannesburgKo Samui
JNB - USM
JNBUSM
Johannesburg OR Tambo
Sat 16/5
19:50-20:30
2 stops19h 40m
R15 487
Flights are sorted by cheapest return flights first.
Deals found on 21/11
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 14 November 2025.
The best time to book flights from Johannesburg to Ko Samui is 13 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, May is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R10 032). Flying from Johannesburg to Ko Samui in July is currently the most expensive (average of R15 641). 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 21 November 2025.
It’s typically best to fly out from Johannesburg to Ko Samui at midday. Doing so could potentially save you 50% on the flight price compared to flying in the afternoon, which is usually more expensive.
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 21 November 2025.
Read through reviews of airlines operating flights from Johannesburg to Ko Samui, such as Emirates, Singapore Airlines, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
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.
How long is the flight from Johannesburg to Ko Samui?
Airlines like Singapore Airlines and Emirates fly from Johannesburg to Ko Samui in about 17h 40m. The time it takes to get you to your destination can typically vary by up to 23h 05m. 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 R10 418 on this airline. Additional options worth looking into are Emirates and Cathay Pacific, starting at R14 292 and R15 803 round-trip. Users have found that Singapore Airlines is 35% cheaper than the other options available to this destination.
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, May is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R10 032). Flying from Johannesburg to Ko Samui in July is currently the most expensive (average of R15 641). 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.
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 21 November 2025.
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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