IST to ART Time Converter

Convert India Standard Time (IST) to Argentina Time (ART). Both time zones are shown live below; current offset between them is 8h 30m behind.

Mumbai · India Standard Time
08:21:27
Monday, May 11, 2026
GMT+5:30 · UTC+05:30
Buenos Aires · Argentina Time
23:51:27
Sunday, May 10, 2026
GMT-3 · UTC-03:00

Convert a specific time

From: IST (Mumbai)
To: ART (Buenos Aires)
--:--

Daylight Saving status right now

IST (India Standard Time)
Observes DST
No
ART (Argentina Time)
Observes DST
No

When can IST and ART meet?

00
01
02
03
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08
09
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IST
ART
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Mumbai (IST). Each row shows the local working-hours state in that zone for the same moment in time.
No overlap during strict 9-5 working hours; some flexibility needed.
If both sides are willing to extend to 8am-7pm, the available window is 17:00–18:00 IST (08:30–09:30 ART).

Hour-by-hour IST to ART conversion table

IST time (Mumbai)ART time (Buenos Aires)Status
00:00 Mon15:30 SunART working
01:00 Mon16:30 SunART working
02:00 Mon17:30 SunOff-hours both sides
03:00 Mon18:30 SunOff-hours both sides
04:00 Mon19:30 SunOff-hours both sides
05:00 Mon20:30 SunOff-hours both sides
06:00 Mon21:30 SunOff-hours both sides
07:00 Mon22:30 SunOff-hours both sides
08:00 Mon23:30 SunOff-hours both sides
09:00 Mon00:30 MonIST working
10:00 Mon01:30 MonIST working
11:00 Mon02:30 MonIST working
12:00 Mon03:30 MonIST working
13:00 Mon04:30 MonIST working
14:00 Mon05:30 MonIST working
15:00 Mon06:30 MonIST working
16:00 Mon07:30 MonIST working
17:00 Mon08:30 MonOff-hours both sides
18:00 Mon09:30 MonART working
19:00 Mon10:30 MonART working
20:00 Mon11:30 MonART working
21:00 Mon12:30 MonART working
22:00 Mon13:30 MonART working
23:00 Mon14:30 MonART working

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

India Standard Time (IST)
IANA identifier
Asia/Kolkata
Current UTC offset
UTC+05:30
Current abbreviation
GMT+5:30
Major cities in this zone
MumbaiNew DelhiBangaloreChennaiKolkata
Argentina Time (ART)
IANA identifier
America/Argentina/Buenos_Aires
Current UTC offset
UTC-03:00
Current abbreviation
GMT-3
Major cities in this zone
Buenos Aires

Sun today in Mumbai and Buenos Aires

Mumbai
Sunrise
06:06
Sunset
19:05
Solar noon
12:36
Daylight
12h 58m

Related converters

ART to IST (reverse)IST to ESTIST to PSTIST to GMTIST to UTCIST to CETEST to ARTPST to ARTGMT to ARTUTC to ARTCET to ART
Looking for local time? See time in Mumbai or time in Buenos Aires.

Frequently asked questions

What is the time difference between IST and ART right now?+
ART (Argentina Time) is currently 8h 30m behind IST (India Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does IST or ART observe daylight saving time?+
IST: does not observe daylight saving time. ART: does not observe daylight saving time.
When is the best time to schedule a meeting between IST and ART?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 17:00–18:00 IST (08:30–09:30 ART).
What time is it in Buenos Aires when it is 12:00 noon in Mumbai?+
When it is 12:00 Mon in Mumbai (IST), it is 03:30 Mon in Buenos Aires (ART).
Which IANA time zone identifiers are used for IST and ART?+
IST maps to "Asia/Kolkata" in the IANA database. ART maps to "America/Argentina/Buenos_Aires". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Mumbai ahead of or behind Buenos Aires?+
Whether Mumbai (IST) is ahead of or behind Buenos Aires (ART) depends on the current UTC offsets. Right now ART is 8h 30m behind IST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for IST and ART?+
IST is UTC+05:30 (GMT+5:30) and ART is UTC-03:00 (GMT-3). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both IST and ART?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between IST and ART is 17:00–18:00 IST.