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Argentina to South Korea

+12h

Argentina

ARTSOURCE
UTC-03:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

South Korea

KST
UTC+09:00
HH12
:
MM00
  
(next day)00:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Argentina
South Korea
12:00 AM
12:00 PM
2:00 AM
2:00 PM
4:00 AM
4:00 PM
6:00 AM
6:00 PM
8:00 AM
8:00 PM
10:00 AM
10:00 PM
12:00 PM
12:00 AM+1
2:00 PM
2:00 AM+1
4:00 PM
4:00 AM+1
6:00 PM
6:00 AM+1
8:00 PM
8:00 AM+1
10:00 PM
10:00 AM+1

Green rows indicate typical business hours (9 AM - 5 PM)

ART and KST on the World Map

The map below highlights the ART (Argentina Time) and KST (Korea Standard Time) timezone regions across the globe.

ARTKSTBuenos AiresCórdobaRosarioMendozaSeoulBusanIncheonDaegu
ART Zone
→
KST Zone

Explore all world timezones interactively →

ART – Argentina Time

UTC-03:00

Argentina Time (ART) is the standard time for Argentina, 3 hours behind UTC.

Countries in ART
Argentina
Major Cities in ART
Buenos AiresCórdobaRosarioMendozaLa PlataTucumán
Key Facts about ART
  • •Argentina does not observe daylight saving time.
  • •Buenos Aires is one of the most visited cities in South America.
  • •ART is the same offset as BRT (UTC-03:00).
Daylight Saving:No – UTC-03:00 year-round
Learn more about ART on Wikipedia

KST – Korea Standard Time

UTC+09:00

Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.

Countries in KST
South KoreaNorth Korea
Major Cities in KST
SeoulBusanIncheonDaeguDaejeonPyongyang
Key Facts about KST
  • •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).
Daylight Saving:No – UTC+09:00 year-round
Learn more about KST on Wikipedia

Comparing Time Zones: Argentina and South Korea

Argentina runs on Argentina Standard Time (ART) at UTC-03:00. South Korea runs on Korean Standard Time (KST) at UTC+09:00. That puts Argentina 12 hours ahead of South Korea — a difference of +12h at the current offsets.

In practice, when it is 9:00 AM in Argentina it is 9:00 PM in South Korea. Midnight in Argentina is 12:00 PM in South Korea. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Argentina to South Korea time conversion table

Argentina (ART)South Korea (KST)Day
12:00 AM12:00 PMsame day
6:00 AM6:00 PMsame day
7:00 AM7:00 PMsame day
8:00 AM8:00 PMsame day
9:00 AM9:00 PMsame day
12:00 PM12:00 AMnext day
3:00 PM3:00 AMnext day
5:00 PM5:00 AMnext day
6:00 PM6:00 AMnext day
9:00 PM9:00 AMnext day

Why people convert Argentina to South Korea time

  • Scheduling a call from Argentina to South Korea: a 10:00 AM start in Argentina lands at 10:00 PM in South Korea, so you can confirm the slot without doing the arithmetic yourself.
  • Handling a +12h gap: Argentina 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 Argentina.
  • Keeping family and friends in sync: knowing that 8:00 PM in Argentina is 8:00 AM in South Korea makes it easy to avoid calling at 3 AM.
  • Always state the zone abbreviation, not just the hour. "3:00 PM ART" 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 Argentina takes the early slot, the next week South Korea does.

About ART (Argentina Time)

Argentina Time (ART) is the time zone used throughout Argentina. Argentina does not observe daylight saving time. ART shares the same offset as Brasilia Time (BRT) and Uruguay's UYT.

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 Argentina 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 Argentina, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

Argentina and South Korea have no shared working hours because of the +12h gap. Teams need to alternate early starts or rely on asynchronous handovers.

Argentina is 12 hours ahead of South Korea (ART 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.

Frequently Asked Questions

What is the time difference between Argentina and South Korea?

Argentina (ART, UTC-03:00) is 12 hours ahead of South Korea (KST, UTC+09:00). The gap is currently +12h.

How do I convert Argentina time to South Korea time?

Add +12h to Argentina local time. For example, 9:00 AM in Argentina 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 Argentina.

What is the best time to call South Korea from Argentina?

There is no shared working-hours window because of the +12h gap. The closest option is 1:00 PM in Argentina, which is 1:00 AM in South Korea.

Which is ahead, Argentina or South Korea?

Argentina is 12 hours ahead of South Korea. When it is 12:00 PM in Argentina it is 12:00 AM in South Korea.

Do Argentina and South Korea use different time zones?

Argentina (Argentina) uses ART at UTC-03:00, while South Korea (South Korea) uses KST at UTC+09:00. The IANA identifiers are America/Buenos_Aires and Asia/Seoul.

Does daylight saving time affect the Argentina–South Korea difference?

Neither zone observes daylight saving time, so the +12h offset between Argentina and South Korea is fixed all year.

Which other cities share Argentina's time zone?

ART also covers Buenos Aires, Córdoba, Rosario, Mendoza, La Plata, Tucumán.

Which countries use ART, Argentina's zone?

ART is used in Argentina.

Is there a day difference between Argentina and South Korea?

Sometimes. The +12h gap is large enough that 8:00 PM or later in Argentina already falls on the next day in South Korea.

What is the time difference between Argentina and South Korea?

South Korea is +12h from Argentina.

What timezone is Argentina in?

Argentina operates on its local timezone.

What timezone is South Korea in?

South Korea operates on its local timezone.

Which countries use ART (Argentina Time)?

ART is used in Argentina.

Does ART observe daylight saving time?

No, ART does not observe daylight saving time and remains at UTC-03:00 year-round.

What are some interesting facts about ART?

Argentina does not observe daylight saving time. Buenos Aires is one of the most visited cities in South America.

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 Argentina, what time is it in South Korea?

When it is 12:00 AM (midnight) in Argentina (ART), it is +12h later in South Korea (KST).