ART to KST Converter & Meeting Planner
Quick answer: 9:00 AM ART = 9:00 PM KST (fixed -03:00 standard offset — not DST-adjusted). Use the interactive converter below for DST-aware local-time scheduling.
Planning a call or meeting between Argentina Time (ART) and Korea Standard Time (KST)? You need to account for the standard time difference. Korea Standard Time is normally 12 hours ahead of Argentina Time. Whether you are coordinating between teams in Buenos Aires and Córdoba and Seoul and Busan, our live tool has you covered. Use our interactive overlap studio below to find the perfect waking hours for both regions, taking into account any seasonal Daylight Saving Time (DST) changes.
24-Hour Conversion Table
Quick reference: 12:00 AM ART = 12:00 PM KST. The full 24-hour ART to KST table below uses fixed standard offsets for exact abbreviation searches.
Example: 3:00 PM ART = 3:00 AM KST (+1 day).
| ART Time | KST Time |
|---|---|
| 12:00 AM (00:00) | 12:00 PM (12:00) |
| 1:00 AM (01:00) | 1:00 PM (13:00) |
| 2:00 AM (02:00) | 2:00 PM (14:00) |
| 3:00 AM (03:00) | 3:00 PM (15:00) |
| 4:00 AM (04:00) | 4:00 PM (16:00) |
| 5:00 AM (05:00) | 5:00 PM (17:00) |
| 6:00 AM (06:00) | 6:00 PM (18:00) |
| 7:00 AM (07:00) | 7:00 PM (19:00) |
| 8:00 AM (08:00) | 8:00 PM (20:00) |
| 9:00 AM (09:00) | 9:00 PM (21:00) |
| 10:00 AM (10:00) | 10:00 PM (22:00) |
| 11:00 AM (11:00) | 11:00 PM (23:00) |
| 12:00 PM (12:00) | 12:00 AM (00:00)+1 day |
| 1:00 PM (13:00) | 1:00 AM (01:00)+1 day |
| 2:00 PM (14:00) | 2:00 AM (02:00)+1 day |
| 3:00 PM (15:00) | 3:00 AM (03:00)+1 day |
| 4:00 PM (16:00) | 4:00 AM (04:00)+1 day |
| 5:00 PM (17:00) | 5:00 AM (05:00)+1 day |
| 6:00 PM (18:00) | 6:00 AM (06:00)+1 day |
| 7:00 PM (19:00) | 7:00 AM (07:00)+1 day |
| 8:00 PM (20:00) | 8:00 AM (08:00)+1 day |
| 9:00 PM (21:00) | 9:00 AM (09:00)+1 day |
| 10:00 PM (22:00) | 10:00 AM (10:00)+1 day |
| 11:00 PM (23:00) | 11:00 AM (11:00)+1 day |
Best time to call Seoul from Buenos Aires
For most work calls, compare the normal business day in Buenos Aires (ART) with the business day in Seoul (KST). ART commonly covers South America, while KST is mainly associated with East Asia.
⚠️ Note: 2026-07-05 is not a normal workday in one or both regions based on their configured calendar. The overlap below should be treated as a reference, not a guaranteed office-hours window.
⚠️ There is no clean same-day business-hours overlap on 2026-07-05. A practical compromise is around 9:00 PM ART, which reaches 9:00 AM KST near the start of their workday.
- DST Safety: Neither ART nor KST uses Daylight Saving Time in our dataset, making business-hour relationships stable year-round.
- Buenos Aires Stock Exchange (BCBA): 11:00-17:00 local time in Buenos Aires.
- Korea Exchange (KRX): 09:00-15:30 local time in Seoul.
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Frequently Asked Questions
What is the time difference between ART and KST?
During standard time, Korea Standard Time is 12 hours ahead of Argentina Time.
Does Argentina observe Daylight Saving Time?
Argentina permanently abolished Daylight Saving Time in 2009 after years of inconsistent observance. Since then, ART has remained fixed at UTC-03:00 every day of the year, with no seasonal clock changes of any kind.
Are Argentina Time (ART) and Brasilia Time (BRT) the same?
ART and BRT are distinct, separately designated time zones, but they currently share the exact same UTC-03:00 offset. Because neither Argentina nor Brazil's southeastern states currently observe DST, the two zones remain perfectly aligned year-round — though that alignment could change if either country's DST policy shifts.
Does South Korea observe Daylight Saving Time?
South Korea does not observe Daylight Saving Time and has not done so since 1988, when DST was discontinued following the Seoul Summer Olympics. KST remains fixed at UTC+9:00 every day of the year, meaning the offset between Seoul and any DST-observing country shifts by one hour twice annually when those countries change their clocks.
Are KST and JST the same?
Yes, Korea Standard Time (KST) and Japan Standard Time (JST) share the identical UTC+9:00 offset, and neither country observes Daylight Saving Time. Seoul and Tokyo run on exactly the same clock year-round, which directly supports the deep semiconductor, automotive, and consumer electronics supply chain integration between the two economies.