TimeToZone

IST to Buenos Aires Time Converter

ART is 8 hours 30 minutes behind IST. 9:00 AM IST = 12:30 AM ART.

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ISTfrom
India Standard Time
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Buenos Aires
Buenos Aires, Argentina
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ART is 8 hours 30 minutes behind IST. To convert IST to Buenos Aires Time, subtract 8 hours 30 minutes from the IST time: 9:00 AM IST = 12:30 AM ART.

IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time). Buenos Aires Time (Buenos Aires time) is used in Buenos Aires, Argentina.

IST here means India Standard Time, not Irish or Israel Standard Time.

IST to Buenos Aires Time time conversion table

IST to Buenos Aires Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.

ISTBuenos Aires TimeDay
12:00 AM IST3:30 PM ARTprevious day
1:00 AM IST4:30 PM ARTprevious day
2:00 AM IST5:30 PM ARTprevious day
3:00 AM IST6:30 PM ARTprevious day
4:00 AM IST7:30 PM ARTprevious day
5:00 AM IST8:30 PM ARTprevious day
6:00 AM IST9:30 PM ARTprevious day
7:00 AM IST10:30 PM ARTprevious day
8:00 AM IST11:30 PM ARTprevious day
9:00 AM IST12:30 AM ARTnight
10:00 AM IST1:30 AM ARTnight
11:00 AM IST2:30 AM ARTnight
12:00 PM IST3:30 AM ARTnight
1:00 PM IST4:30 AM ARTnight
2:00 PM IST5:30 AM ARTnight
3:00 PM IST6:30 AM ART—
4:00 PM IST7:30 AM ART—
5:00 PM IST8:30 AM ART—
6:00 PM IST9:30 AM ART—
7:00 PM IST10:30 AM ART—
8:00 PM IST11:30 AM ART—
9:00 PM IST12:30 PM ART—
10:00 PM IST1:30 PM ART—
11:00 PM IST2:30 PM ART—
  • Work rows — 9 AM–5 PM in both places
  • Night in the destination (10 PM–6 AM)

How to convert IST to Buenos Aires Time

Subtract 8 hours 30 minutes from the IST time to get Buenos Aires Time.

Example: 9:00 AM IST = 12:30 AM ART.

Across midnight: 1:00 AM IST = 4:30 PM ART (previous day). The date changes, so always check the day as well as the hour.

Time difference between IST and Buenos Aires Time

The time difference between IST and Buenos Aires Time is 8 hours 30 minutes all year – ART is behind IST.

IST and Buenos Aires Time during daylight saving time

  • IST does not observe daylight saving time; it stays on UTC+5:30 all year.
  • Buenos Aires Time does not observe daylight saving time; it stays on UTC−3 all year.

Best time for a meeting between IST and Buenos Aires Time

IST and Buenos Aires Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 4:00 PM IST, which is 7:30 AM ART.

Plan a meeting across more time zones.

IST to Buenos Aires Time FAQ

What is the time difference between IST and Buenos Aires Time?

ART is 8 hours 30 minutes behind IST all year. 9:00 AM IST = 12:30 AM ART.

What is 9 AM IST in Buenos Aires Time?

9:00 AM IST is 12:30 AM ART.

What is 12 PM (noon) IST in Buenos Aires Time?

12:00 PM IST is 3:30 AM ART.

Is Buenos Aires Time ahead of or behind IST?

ART is 8 hours 30 minutes behind IST, so it is earlier in Buenos Aires Time than in IST.

Does IST change for daylight saving time?

No. IST stays on the same offset all year, so conversions never shift for daylight saving time.

Does Buenos Aires Time change for daylight saving time?

No. Buenos Aires Time stays on the same offset all year, so conversions never shift for daylight saving time.

What is the best time for a meeting between IST and Buenos Aires Time?

IST and Buenos Aires Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 4:00 PM IST, which is 7:30 AM ART.

Related conversions

Convert Buenos Aires Time to IST

Convert IST to other time zones

Convert other time zones to Buenos Aires Time

Learn more

Updated 7 November 2026. Time zone data: IANA tz database.