How long is the flight from Johannesburg to Ko Samui?

Airlines like Singapore Airlines and Qatar Airways fly from Johannesburg to Ko Samui in about 17h 55m. The time it takes to get you to your destination can typically vary by up to 2h 15m. 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 501 on this airline. Additional options worth looking into are Emirates and Cathay Pacific, starting at R14 943 and R15 929 round-trip. Users have found that Singapore Airlines is 37% cheaper than the other options available to this destination.

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.

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).

What are the most popular airlines that fly from Johannesburg to Ko Samui?

When booking a flight from Johannesburg to Ko Samui, you may want to consider flying on Singapore Airlines, Qatar Airways or Emirates as they are the most popular for this route.

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.

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.

R11 326+ Flights from Johannesburg to Ko Samui

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

Round-trip from	R11 985
One-way from	R11 326
Popular in	January
Cheapest in	September
Average price	R14 899

Singapore Airlines
10/11-17/11
2 total stops
32h 35m total
Johannesburg to Ko Samui

Search Deals

15/12
3 total stops
58h 25m total
Johannesburg to Ko Samui

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (R43 209 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (R5 807 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find 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 19 October 2025.

Mon 10/1119:55JNB - USM

1 stop17h 55mSingapore Airlines

Mon 17/118:55USM - JNB

1 stop14h 40mSingapore Airlines

Deal found 17/10R11 985

Mon 20/109:50JNB - USM

2 stops19h 55mEtihad Airways

Mon 3/118:15USM - JNB

2 stops29h 05mEtihad Airways

Deal found 17/10R14 743

Mon 20/1011:20JNB - USM

1 stop26h 15mCathay Pacific

Mon 3/1111:40USM - JNB

1 stop24h 45mCathay Pacific

Deal found 17/10R15 419

Mon 20/1011:20JNB - USM

1 stop26h 15mMultiple Airlines

Mon 3/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R15 454

Mon 10/1111:20JNB - USM

1 stop27h 15mMultiple Airlines

Mon 17/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R15 489

Mon 10/1111:20JNB - USM

2 stops23h 15mMultiple Airlines

Tue 11/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R16 234

Mon 1/1213:45JNB - USM

2 stops20h 10mQatar Airways

Mon 8/1219:00USM - JNB

2 stops25h 35mQatar Airways

Deal found 17/10R17 813

Mon 1/1219:55JNB - USM

1 stop16h 15mSingapore Airlines

Mon 8/1212:00USM - JNB

1 stop35h 35mSingapore Airlines

Deal found 17/10R18 333

Mon 1/1210:25JNB - USM

2 stops28h 25mMultiple Airlines

Mon 8/1219:00USM - JNB

3 stops37h 55mMultiple Airlines

Deal found 17/10R18 541

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 19 October 2025.

Mon 10/1119:55JNB - USM

1 stop17h 55mSingapore Airlines

Mon 17/118:55USM - JNB

1 stop14h 40mSingapore Airlines

Deal found 17/10R11 985

Mon 10/1111:20JNB - USM

1 stop27h 15mMultiple Airlines

Mon 17/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R15 489

Mon 1/1213:45JNB - USM

2 stops20h 10mQatar Airways

Mon 8/1219:00USM - JNB

2 stops25h 35mQatar Airways

Deal found 17/10R17 813

Mon 10/1111:20JNB - USM

2 stops23h 15mMultiple Airlines

Tue 11/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R16 234

Mon 1/1219:55JNB - USM

1 stop16h 15mSingapore Airlines

Mon 8/1212:00USM - JNB

1 stop35h 35mSingapore Airlines

Deal found 17/10R18 333

Thu 2/413:55JNB - USM

2 stops21h 40mQatar Airways

Sun 3/515:30USM - JNB

2 stops23h 30mQatar Airways

Deal found 18/10R19 599

Sat 4/419:50JNB - USM

1 stop17h 40mSingapore Airlines

Mon 13/48:45USM - JNB

1 stop26h 25mSingapore Airlines

Deal found 18/10R18 437

Mon 1/1210:25JNB - USM

2 stops28h 25mMultiple Airlines

Mon 8/1219:00USM - JNB

3 stops37h 55mMultiple Airlines

Deal found 17/10R18 541

Sat 4/419:50JNB - USM

1 stop17h 40mMultiple Airlines

Mon 13/417:25USM - JNB

2 stops17h 45mMultiple Airlines

Deal found 18/10R20 241

Last-minute flights from Johannesburg to Ko Samui
Discover last-minute flight deals from Johannesburg to Ko Samui. Data last updated 19 October 2025 and is based on user searches.

Mon 20/109:50JNB - USM

2 stops19h 55mEtihad Airways

Mon 3/118:15USM - JNB

2 stops29h 05mEtihad Airways

Deal found 17/10R14 743

Mon 20/1011:20JNB - USM

1 stop26h 15mCathay Pacific

Mon 3/1111:40USM - JNB

1 stop24h 45mCathay Pacific

Deal found 17/10R15 419

Mon 20/1011:20JNB - USM

1 stop26h 15mMultiple Airlines

Mon 3/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R15 454

Mon 10/1119:55JNB - USM

1 stop17h 55mSingapore Airlines

Mon 17/118:55USM - JNB

1 stop14h 40mSingapore Airlines

Deal found 17/10R11 985

Mon 10/1111:20JNB - USM

1 stop27h 15mMultiple Airlines

Mon 17/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R15 489

Mon 10/1111:20JNB - USM

2 stops23h 15mMultiple Airlines

Tue 11/1121:10USM - JNB

2 stops39h 15mMultiple Airlines

Deal found 17/10R16 234

Mon 10/1119:55JNB - USM

1 stop16h 15mSingapore Airlines

Tue 11/1119:45USM - JNB

1 stop27h 50mSingapore Airlines

Deal found 17/10R19 443

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 19 October 2025.

Mon 15/1217:00JNB - USM

3 stops58h 25mMultiple Airlines

Deal found 17/10R11 326

Tue 6/119:55JNB - USM

1 stop17h 55mSingapore Airlines

Deal found 18/10R17 865

Tue 6/119:55JNB - USM

2 stops19h 30mMultiple Airlines

Deal found 18/10R21 438

Mon 15/1219:55JNB - USM

1 stop31h 05mSingapore Airlines

Deal found 17/10R21 837

Wed 25/31:35JNB - USM

3 stops51h 50mMultiple Airlines

Deal found 19/10R23 311

Thu 26/313:40JNB - USM

1 stop24h 10mSingapore Airlines

Deal found 19/10R35 851

Cheapflights Fare Finder

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

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 10/11

19:55-18:50

1 stop17h 55m

Ko Samui

Mon 17/11

8:55-18:35

1 stop14h 40m

R11 985

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 10/11

11:20-19:35

1 stop27h 15m

Ko Samui

Mon 17/11

21:10-7:25

2 stops39h 15m

R15 489

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 10/11

11:20-15:35

2 stops23h 15m

Ko Samui

Tue 11/11

21:10-7:25

2 stops39h 15m

R16 234

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 1/12

13:45-14:55

2 stops20h 10m

Ko Samui

Mon 8/12

19:00-15:35

2 stops25h 35m

R17 813

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 1/12

19:55-17:10

1 stop16h 15m

Ko Samui

Mon 8/12

12:00-18:35

1 stop35h 35m

R18 333

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Sat 4/4

19:50-18:30

1 stop17h 40m

Ko Samui

Mon 13/4

8:45-6:10

1 stop26h 25m

R18 437

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 1/12

10:25-19:50

2 stops28h 25m

Ko Samui

Mon 8/12

19:00-3:55

3 stops37h 55m

R18 541

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Thu 2/4

13:55-16:35

2 stops21h 40m

Ko Samui

Sun 3/5

15:30-10:00

2 stops23h 30m

R19 599

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Sat 4/4

19:50-18:30

1 stop17h 40m

Ko Samui

Mon 13/4

17:25-6:10

2 stops17h 45m

R20 241

JohannesburgKo Samui

JNB - USM

JNBUSM

Johannesburg OR Tambo

Mon 15/12

17:00-8:25

3 stops58h 25m

R11 326

Flights are sorted by cheapest return flights first.

Deals found on 17/10

Showing 1-10 of 15 results

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 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 112). Flying from Johannesburg to Ko Samui in July is currently the most expensive (average of R15 784). 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?

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.

Reviews of airlines servicing Ko Samui

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.

Emirates

8,1

Very Good

3 376 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Anonymous,Aug 2025

CEB - CRK

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.

Emirates

8,1

Very Good

3 376 reviews

Emirates

8,1

Very Good

3 376 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Anonymous,Aug 2025

CEB - CRK

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.

Singapore Airlines

8,1

Very Good

1 383 reviews

Emirates

8,1

Very Good

3 376 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Anonymous,Aug 2025

CEB - CRK

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.

Cathay Pacific

7,6

Good

1 029 reviews

Emirates

8,1

Very Good

3 376 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Anonymous,Aug 2025

CEB - CRK

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.

Qatar Airways

7,4

Good

3 651 reviews

Emirates

8,1

Very Good

3 376 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Anonymous,Aug 2025

CEB - CRK

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

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 Qatar Airways fly from Johannesburg to Ko Samui in about 17h 55m. The time it takes to get you to your destination can typically vary by up to 2h 15m. 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 501 on this airline. Additional options worth looking into are Emirates and Cathay Pacific, starting at R14 943 and R15 929 round-trip. Users have found that Singapore Airlines is 37% 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, May is the cheapest month in which you can book a flight from Johannesburg to Ko Samui (average of R10 112). Flying from Johannesburg to Ko Samui in July is currently the most expensive (average of R15 784). 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

Ko Tao

Ko Pha Ngan

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Johannesburg to Ko Samui

OR Tambo to Phuket City flights

Cape Town to Phuket City flights

OR Tambo to Krabi flights

Durban to Phuket City flights

Cape Town to Krabi flights

Port Elizabeth to Phuket City flights

Port Elizabeth to Ko Samui flights

Top 4 airlines flying from Johannesburg to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Singapore Airlines	CheapestR10 501	AverageR15 527	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Emirates	CheapestR14 943	AverageR16 433	FlexibilityNo cancel fee	On-time75%	Search Emirates flights
Cathay Pacific	CheapestR15 929	AverageR18 535	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Qatar Airways	CheapestR16 997	AverageR19 043	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Johannesburg to Ko Samui from R11 326

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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Johannesburg to Ko Samui

Cheapest flights from Johannesburg to Ko SamuiExplore 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 19 October 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 19 October 2025.

Cheapflights Fare Finder

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

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.

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 17 October 2025.

What is the cheapest month to book a flight from Johannesburg to Ko Samui?

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 19 October 2025.

Reviews of airlines servicing Ko Samui

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.

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?

How long is the flight from Johannesburg to Ko Samui?

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

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

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

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

What is the cheapest month to book a flight from Johannesburg to Ko Samui?

Travelling to a place near Ko Samui?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Johannesburg to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Johannesburg to Ko Samui

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?

Why should you use Cheapflights to find cheap flight tickets from Johannesburg to Ko Samui?

Can Cheapflights find flights from Johannesburg to Ko Samui with no change fees?

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

100% Free

Book with Flexibility

Travel Smart

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 19 October 2025.