São Paulo to South Korea
+12hSão Paulo
BRTSOURCESouth Korea
KSTGreen rows indicate typical business hours (9 AM - 5 PM)
BRT and KST on the World Map
The map below highlights the BRT (Brasilia Time) and KST (Korea Standard Time) timezone regions across the globe.
BRT – Brasilia Time
UTC-03:00Brasilia Time (BRT) is the time zone for eastern Brazil, 3 hours behind UTC.
- •Brazil abolished daylight saving time in 2019.
- •São Paulo is the largest city in the Southern Hemisphere.
- •BRT is 2 hours ahead of EST.
- •Brazil spans four different time zones.
- •The B3 stock exchange in São Paulo operates on BRT.
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).
About São Paulo
WikipediaSão Paulo operates on Brasília Time (BRT), UTC-3. As South America's largest financial center, São Paulo's B3 exchange is the Americas' second-largest.
The city has more helicopters than any other city in the world due to traffic congestion.
Comparing Time Zones: São Paulo and South Korea
São Paulo runs on Brasilia Standard Time (BRT) at UTC-03:00. South Korea runs on Korean Standard Time (KST) at UTC+09:00. That puts São Paulo 12 hours ahead of South Korea — a difference of +12h at the current offsets.
In practice, when it is 9:00 AM in São Paulo it is 9:00 PM in South Korea. Midnight in São Paulo is 12:00 PM in South Korea. Neither zone observes daylight saving time, so the offset between them stays constant all year.
São Paulo to South Korea time conversion table
| São Paulo (BRT) | South Korea (KST) | Day |
|---|---|---|
| 12:00 AM | 12:00 PM | same day |
| 6:00 AM | 6:00 PM | same day |
| 7:00 AM | 7:00 PM | same day |
| 8:00 AM | 8:00 PM | same day |
| 9:00 AM | 9:00 PM | same day |
| 12:00 PM | 12:00 AM | next day |
| 3:00 PM | 3:00 AM | next day |
| 5:00 PM | 5:00 AM | next day |
| 6:00 PM | 6:00 AM | next day |
| 9:00 PM | 9:00 AM | next day |
Why people convert São Paulo to South Korea time
- Scheduling a call from São Paulo to South Korea: a 10:00 AM start in São Paulo lands at 10:00 PM in South Korea, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +12h gap: São Paulo and South Korea have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in South Korea is 9:00 PM in São Paulo.
- Booking travel or deliveries: tracking South Korea local time against São Paulo keeps pickup windows and arrival estimates honest across the +12h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM BRT" is unambiguous; "3 PM" across a +12h gap is not.
- With a +12h gap there is no shared 9-to-5 window, so alternate the early start: one week São Paulo takes the early slot, the next week South Korea does.
About BRT (Brasilia Time)
Brasilia Time (BRT) is the standard time in the most populous regions of Brazil, including São Paulo, Rio de Janeiro, and the capital Brasília. Brazil abolished daylight saving time in 2019, so BRT is now observed year-round in these regions. Brazil spans four time zones in total.
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 São Paulo and South Korea
With a +12h offset there is no overlap inside a normal 9 AM – 5 PM day. South Korea opens at 9:00 AM KST, which is 9:00 PM in São Paulo, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
São Paulo and South Korea have no shared working hours because of the +12h gap. Teams need to alternate early starts or rely on asynchronous handovers.
São Paulo is 12 hours ahead of South Korea (BRT UTC-03:00 → KST UTC+09:00). There is no shared 9-to-5 window, so plan around an early or late slot. 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 São Paulo and South Korea?
São Paulo (BRT, UTC-03:00) is 12 hours ahead of South Korea (KST, UTC+09:00). The gap is currently +12h.
How do I convert São Paulo time to South Korea time?
Add +12h to São Paulo local time. For example, 9:00 AM in São Paulo is 9:00 PM in South Korea.
What time is it in South Korea right now?
South Korea 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 +12h offset from São Paulo.
What is the best time to call South Korea from São Paulo?
There is no shared working-hours window because of the +12h gap. The closest option is 1:00 PM in São Paulo, which is 1:00 AM in South Korea.
Which is ahead, São Paulo or South Korea?
São Paulo is 12 hours ahead of South Korea. When it is 12:00 PM in São Paulo it is 12:00 AM in South Korea.
Do São Paulo and South Korea use different time zones?
São Paulo (Brazil) uses BRT at UTC-03:00, while South Korea (South Korea) uses KST at UTC+09:00. The IANA identifiers are America/Sao_Paulo and Asia/Seoul.
Does daylight saving time affect the São Paulo–South Korea difference?
Neither zone observes daylight saving time, so the +12h offset between São Paulo and South Korea is fixed all year.
Which other cities share São Paulo's time zone?
BRT also covers São Paulo, Rio de Janeiro, Brasília, Belo Horizonte, Salvador, Fortaleza, Recife, Curitiba.
Which countries use BRT, São Paulo's zone?
BRT is used in Brazil (eastern).
Is there a day difference between São Paulo and South Korea?
Sometimes. The +12h gap is large enough that 8:00 PM or later in São Paulo already falls on the next day in South Korea.
What is the time difference between São Paulo and South Korea?
South Korea is +12h from São Paulo.
What timezone is São Paulo in?
São Paulo operates on Brasília Time (BRT), UTC-3. As South America's largest financial center, São Paulo's B3 exchange is the Americas' second-largest.
What timezone is South Korea in?
South Korea operates on its local timezone.
What are the business hours in São Paulo?
Standard business hours in São Paulo are 9:00 AM - 6:00 PM BRT.
Which countries use BRT (Brasilia Time)?
BRT is used in Brazil (eastern).
Does BRT observe daylight saving time?
No, BRT does not observe daylight saving time and remains at UTC-03:00 year-round.
What are some interesting facts about BRT?
Brazil abolished daylight saving time in 2019. São Paulo is the largest city in the Southern Hemisphere.
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 São Paulo, what time is it in South Korea?
When it is 12:00 AM (midnight) in São Paulo (BRT), it is +12h later in South Korea (KST).
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