SAST to KST
+7hSAST
SASTSOURCEKST
KSTGreen rows indicate typical business hours (9 AM - 5 PM)
SAST and KST on the World Map
The map below highlights the SAST (South Africa Standard Time) and KST (Korea Standard Time) timezone regions across the globe.
SAST – South Africa Standard Time
UTC+02:00South Africa Standard Time (SAST) is the time zone for South Africa and neighboring countries, 2 hours ahead of UTC.
- •South Africa does not observe daylight saving time.
- •SAST is the same offset as EET and Israel Standard Time.
- •The Johannesburg Stock Exchange (JSE) is Africa's largest.
KST – Korea Standard Time
UTC+09:00Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.
- •South Korea does not observe daylight saving time.
- •Seoul is home to Samsung, LG, and Hyundai headquarters.
- •KST is the same offset as JST (UTC+09:00).
Everything You Need to Know About SAST and KST Time
SAST runs on South Africa Standard Time (SAST) at UTC+02:00. KST runs on Korea Standard Time (KST) at UTC+09:00. That puts SAST 7 hours ahead of KST — a difference of +7h at the current offsets.
In practice, when it is 9:00 AM in SAST it is 4:00 PM in KST. Midnight in SAST is 7:00 AM in KST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
SAST to KST time conversion table
| SAST (SAST) | KST (KST) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | same day |
| 6:00 AM | 1:00 PM | same day |
| 7:00 AM | 2:00 PM | same day |
| 8:00 AM | 3:00 PM | same day |
| 9:00 AM | 4:00 PM | same day |
| 12:00 PM | 7:00 PM | same day |
| 3:00 PM | 10:00 PM | same day |
| 5:00 PM | 12:00 AM | next day |
| 6:00 PM | 1:00 AM | next day |
| 9:00 PM | 4:00 AM | next day |
Why people convert SAST to KST time
- Scheduling a call from SAST to KST: a 10:00 AM start in SAST lands at 5:00 PM in KST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both SAST and KST are inside the 9-to-5 working day between 9:00 AM and 10:00 AM SAST time (4:00 PM–5:00 PM KST). That is roughly 1 hours of usable overlap.
- Watching a live event or market open: SAST viewers need 4:00 PM in KST to catch a 9:00 AM start there, and 5:00 PM if the event is anchored to SAST.
- Always state the zone abbreviation, not just the hour. "3:00 PM SAST" is unambiguous; "3 PM" across a +7h gap is not.
- Block 9:00 AM–10:00 AM SAST as the recurring meeting window if you work primarily from SAST and need KST colleagues present.
About SAST (South Africa Standard Time)
South Africa Standard Time (SAST) is used in South Africa, Lesotho, and Eswatini. SAST does not observe daylight saving time. Johannesburg and Cape Town are major economic hubs in Africa.
About KST (Korea Standard Time)
Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.
Best time to call between SAST and KST
Both SAST and KST sit inside the 9 AM – 5 PM working day between 9:00 AM–10:00 AM SAST, which is 4:00 PM–5:00 PM KST. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
SAST and KST overlap for only 60 minutes (9:00 AM–10:00 AM SAST), so meetings have to be booked precisely.
SAST is 7 hours ahead of KST (SAST UTC+02:00 → KST UTC+09:00). The shared working window is 9:00 AM–10:00 AM SAST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between SAST and KST?
SAST (SAST, UTC+02:00) is 7 hours ahead of KST (KST, UTC+09:00). The gap is currently +7h.
How do I convert SAST time to KST time?
Add +7h to SAST local time. For example, 9:00 AM in SAST is 4:00 PM in KST.
What time is it in KST right now?
KST uses KST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +7h offset from SAST.
What is the best time to call KST from SAST?
Call between 9:00 AM and 10:00 AM SAST — that maps to 4:00 PM–5:00 PM KST and keeps both parties inside the working day.
Which is ahead, SAST or KST?
SAST is 7 hours ahead of KST. When it is 12:00 PM in SAST it is 7:00 PM in KST.
Does daylight saving time affect the SAST–KST difference?
Neither zone observes daylight saving time, so the +7h offset between SAST and KST is fixed all year.
Which other cities share SAST's time zone?
SAST also covers Johannesburg, Cape Town, Durban, Pretoria, Port Elizabeth.
Which countries use SAST, SAST's zone?
SAST is used in South Africa, Lesotho, Eswatini.
Is there a day difference between SAST and KST?
Not normally. The +7h gap only pushes the date over for late-evening times.
What is the time difference between SAST and KST?
KST is +7h from SAST.
What timezone is SAST in?
SAST operates on its local timezone.
What timezone is KST in?
KST operates on its local timezone.
Which countries use SAST (South Africa Standard Time)?
SAST is used in South Africa, Lesotho, Eswatini.
Does SAST observe daylight saving time?
No, SAST does not observe daylight saving time and remains at UTC+02:00 year-round.
What are some interesting facts about SAST?
South Africa does not observe daylight saving time. SAST is the same offset as EET and Israel Standard Time.
Which cities are in the KST timezone?
Major cities in the KST timezone include Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.
What is the UTC offset for KST?
Korea Standard Time (KST) is at UTC+09:00.
What should I know about the KST timezone?
South Korea does not observe daylight saving time. Seoul is home to Samsung, LG, and Hyundai headquarters.
When is it midnight in SAST, what time is it in KST?
When it is 12:00 AM (midnight) in SAST (SAST), it is +7h later in KST (KST).
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See every conversion from SAST →·See every conversion from KST →