ZAR/ZA
Find cheap flights to Ko Samui in 2025/2026 from R13,820 This is the cheapest return flight found to Ko Samui from South Africa on FlightsFinder on December 13th 2025 at 19:10. This offer may no longer be available. Click the offer to check live prices & dates of travel.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
Select a departure date
Our Flight Finder compares the cheapest flights to Ko Samui from the most established flight comparison sites.
Fly to Ko Samui and visit sites like Chaweng Beach, Lamai Beach, Maenam Beach & Bo Phut Beach.
1. Enter your search requirements for Ko Samui
2. Compare the best Ko Samui deals from top comparison engines
3. Book your Ko Samui flight at the cheapest price
These economy flights were found on FlightsFinder from South Africa to Ko Samui in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
No flights found for this month.
These economy flights were found on FlightsFinder from South Africa to Ko Samui in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
According to our data, May is on average the cheapest time to book flights to Ko Samui.
You can get flights from R13,820 return.
According to our data, December is on average the most expensive time to book flights to Ko Samui.
A return flight could set you back more than R22,127.
Ko Samui, an idyllic island paradise nestled in the Gulf of Thailand, captures the hearts of visitors with its pristine white sandy beaches, crystal-clear turquoise waters, and lush tropical landscapes. This enchanting destination offers a perfect blend of serenity and vibrant energy, making it a haven for relaxation and adventure seekers alike. Explore picturesque fishing villages, indulge in sumptuous local cuisine, or snorkel in the vibrant coral reefs teeming with marine life. Whether you seek tranquillity under swaying palm trees or excitement in bustling markets, Ko Samui promises an unforgettable journey of discovery and relaxation.
A good price for a flight to Koh Samui is R12438 - R15202.
The popular airports near Ko Samui include Samui International Airport (USM), Surat Thani Airport (URT), and Nakhon Si Thammarat Airport (NST).
The flight to Ko Samui (USM) is roughly 12 hours 31 minutes and 5,408 miles (8,704 kilometres) from Johannesburg, South Africa - O.R. Tambo Internationall Airport (JNB).
The best way is to compare flights to Ko Samui from leading comparison sites using our search engine dashboard.
We have currently found no direct flights to Ko Samui.
Here is the average weather forecast in Ko Samui by month:
• Jan: 29°C
• Feb: 29°C
• Mar: 31°C
• Apr: 32°C
• May: 33°C
• Jun: 33°C
• Jul: 32°C
• Aug: 32°C
• Sep: 32°C
• Oct: 31°C
• Nov: 30°C
• Dec: 29°C
The Ko Samui Airport is located approximately 2 km from the city centre.
Typically, flights are cheapest to Ko Samui 2 months before departure.
Studies show flights to Ko Samui are typically cheaper on Tuesdays and Wednesdays.
28 °C
Sun, 14 Dec 2025
Average Temperature
29°C
Jan
29°C
Feb
31°C
Mar
32°C
Apr
33°C
May
33°C
Jun
32°C
Jul
32°C
Aug
32°C
Sep
31°C
Oct
30°C
Nov
29°C
Dec
Johannesburg, South Africa - O.R. Tambo Internationall Airport (JNB) to Ko Samui (USM)
Distance:
5,408 miles (8,704 kilometres)
Average flight time (direct 12 hours 31 minutes)
Cape Town, South Africa - Cape Town International Airport (CPT) to Ko Samui (USM)
Distance:
6,104 miles (9,824 kilometres)
Average flight time (direct 14 hours 3 minutes)
Durban, South Africa - King Shaka Intl Airport (DUR) to Ko Samui (USM)
Distance:
5,316 miles (8,555 kilometres)
Average flight time (direct 12 hours 18 minutes)
George, South Africa - George Airport (GRJ) to Ko Samui (USM)
Distance:
5,895 miles (9,487 kilometres)
Average flight time (direct 13 hours 35 minutes)
Lanseria, South Africa - Lanseria International Airport (HLA) to Ko Samui (USM)
Distance:
5,423 miles (8,728 kilometres)
Average flight time (direct 12 hours 33 minutes)
Port Elizabeth, South Africa - Port Elizabeth Airport (PLZ) to Ko Samui (USM)
Distance:
5,716 miles (9,199 kilometres)
Average flight time (direct 13 hours 12 minutes)
Bloemfontein, South Africa - Bloemfontein International Airport (BFN) to Ko Samui (USM)
Distance:
5,581 miles (8,982 kilometres)
Average flight time (direct 12 hours 54 minutes)
East London, South Africa - King Phalo Airport (ELS) to Ko Samui (USM)
Distance:
5,575 miles (8,972 kilometres)
Average flight time (direct 12 hours 53 minutes)
Hoedspruit, South Africa - AFB Airport (HDS) to Ko Samui (USM)
Distance:
5,205 miles (8,376 kilometres)
Average flight time (direct 12 hours 3 minutes)
Kimberley, South Africa - Kimberley Airport (KIM) to Ko Samui (USM)
Distance:
5,665 miles (9,116 kilometres)
Average flight time (direct 13 hours 5 minutes)
Nelspruit, South Africa - Kruger Mpumalanga Intl Airport (MQP) to Ko Samui (USM)
Distance:
5,223 miles (8,406 kilometres)
Average flight time (direct 12 hours 6 minutes)
Phalaborwa, South Africa - Hendrik van Eck Airport (PHW) to Ko Samui (USM)
Distance:
5,189 miles (8,351 kilometres)
Average flight time (direct 12 hours 1 minute)
Pietermaritzburg, South Africa - Pietermaritzburg Airport (PZB) to Ko Samui (USM)
Distance:
5,357 miles (8,622 kilometres)
Average flight time (direct 12 hours 24 minutes)
Polokwane, South Africa - Polokwane International Airport (PTG) to Ko Samui (USM)
Distance:
5,290 miles (8,513 kilometres)
Average flight time (direct 12 hours 15 minutes)
Richards Bay, South Africa - Richards Bay Airport (RCB) to Ko Samui (USM)
Distance:
5,240 miles (8,433 kilometres)
Average flight time (direct 12 hours 8 minutes)
Upington, South Africa - Upington Airport (UTN) to Ko Samui (USM)
Distance:
5,863 miles (9,436 kilometres)
Average flight time (direct 13 hours 31 minutes)
Umtata, South Africa - K.D. Matanzima Airport (UTT) to Ko Samui (USM)
Distance:
5,496 miles (8,845 kilometres)
Average flight time (direct 12 hours 42 minutes)
From Johannesburg (JNB), South Africa to Koh Samui, Thailand (USM): R13,820
Depart: 04 May 2026 · Return: 19 May 2026 Price found 13 Dec 2025, 19:10
From Cape Town (CPT), South Africa to Koh Samui, Thailand (USM): R15,618
Depart: 02 Jun 2026 · Return: 30 Jun 2026 Price found 13 Dec 2025, 11:29
From Durban (DUR), South Africa to Koh Samui, Thailand (USM): R17,315
Depart: 09 Mar 2026 · Return: 16 Mar 2026 Price found 11 Dec 2025, 04:52
From George (GRJ), South Africa to Koh Samui, Thailand (USM): R19,238
Depart: 11 Apr 2026 · Return: 25 Apr 2026 Price found 13 Dec 2025, 14:53
Choose Site / Currency
USD/USA
GBP/UK
EUR/Ireland
AUD/Australia
CAD/Canada
INR/India
AED/United Arab Emirates
HKD/Hong Kong
ILS/Israel
MYR/Malaysia
NZD/New Zealand
PHP/Philippines
SAR/Saudi Arabia
SGD/Singapore
IDR/Indonesia